Cookies
Find out which cookies we use to help make your experience on our website as smooth as possible.
Cookies are text files stored on your computer, phone or tablet when you visit a website.
We use cookies to store information about how you use our websites.
We use different types of cookies:
Performance
These cookies store information about how you use our website so we can improve the experience for our users. For example, the pages you visit.
Functionality
These cookies store your preferences, such as pop-ups or messages you've seen.
Targeting and advertising
These cookies allow us to suggest products and services tailored to your needs.
Strictly necessary cookies
These cookies are essential. They enable core functionality such as page navigation and access to secure areas. The website cannot function properly without these cookies, and can only be disabled by changing your browser preferences.
Cookies we use
View a list of all the cookies we use. You may need to scroll along to see all the content in the table.
API docs
| Cookie name | Domain | Description | Expires |
| readme_app | apidocs.os.uk | Used to remember your selections or preferences that you’ve already made when looking at information or using a service | Session |
| _ga | .os.uk | Random ID to identify user | 2 years |
| _gat | .os.uk | Used to throttle request rate in Google Analytics | 10 minutes |
| _gat_custom | .os.uk | Used to throttle request rate in Google Analytics | 5 minutes |
| _gid | .os.uk | Used to distinguish users | 1 minute |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| __cfduid | .readme.io | Used by CloudFlare to speed up page load times, overriding IP adress security restrictions from user's last URL | 1 year |
API store
| Cookie name | Domain | Description | Expires |
| has_js | developer.ordnancesurvey.co.uk | Used by Drupal to determine if the user has JavaScript enabled within their browser | Session |
| _gid | .ordnancesurvey.co.uk | Used to distinguish users | 24 hours |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| _gat | .ordnancesurvey.co.uk | Used to throttle request rate in Google Analytics | 10 minutes |
| _ga | .ordnancesurvey.co.uk | Random ID to identify user | 2 years |
| JSESSIONID | .nr-data.net | Used to maintain an anonymous user session on Java Server Pages | Session |
| CONSENT | .google.com | Used to determine website use and adverts that have seen before visiting this website | 20 years |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | I year |
Blog
| Cookie name | Domain | Description | Expires |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| __utma | .ordnancesurvey.co.uk | Used by Google to calculate new and returning visitor statistics | 2 Years |
| __utmb | .ordnancesurvey.co.uk | Used by Google to determine new sessions and visits | 30 Minutes |
| __utmc | .ordnancesurvey.co.uk | Used by Google to enable interoperability with older version of Google Analytics | Session |
| __utmt_buT | .ordnancesurvey.co.uk | Used by Google to throttle request rate | 10 Minutes |
| __utmt_rT | .ordnancesurvey.co.uk | Used by Googleto throttle request rate | 10 Minutes |
| __utmz | .ordnancesurvey.co.uk | Used by Google to identify the source of traffic to the site | 6 Months |
Brand guide
| Cookie name | Domain | Description | Expires |
| AWSALB | brandguide.os.uk | Used by the Amazon Web Services load balancer to deliver multiple services | 7 days |
| PHPSESSID | brandguide.os.uk | Identifier for PHP user session variables | 7 days |
| _ga | .os.uk | Random ID to identify user | 2 years |
| _gat | .os.uk | Used to throttle request rate in Google Analytics | 1 hour |
| _gid | .os.uk | Used to distinguish users | 24 hours |
| ajs_anonymous_id | .os.uk | Used by analytics for counting visitors | 1 year |
| ajs_group_id | .os.uk | Used to track visitor usage and events | 1 year |
| ajs_user_id | .os.uk | Used to track visitor usage, events and target marketing. Can also be used to measure application performance and stability | 1 year |
Cambridge Conference
| Cookie name | Domain | Description | Expires |
| _ga | cambridgeconference.com | Random ID to identify user | 2 years |
| _gat | .cambridgeconference.com | Used to throttle request rate in Google Analytics | 1 minute |
| _gat_lgTracker | .cambridgeconference.com | Used to throttle request rate in Google Analytics | 1 minute |
| _gid | .cambridgeconference.com | Used by Google to distinguish users | 24 hours |
| ASP.NET_SessionId | .cambridgeconference.com | Identifier for .Net user session variables | Session |
| IDE | .doubleclick.net | Tracks website use and previously seen advertising | 1 year |
| JSESSIONID | .nr-data.net | Used to determine website use and adverts that have seen before visiting this website | Session |
| cookieNotice | .cambridgeconference.com | Used to determine if the Cookie Notice has been accepted or not. | 1 Year |
| ARRAffinity | .cambridgeconference.com |
This cookie is set by websites run on the Windows Azure cloud platform. It is used for load balancing to make sure the visitor page requests are routed to the same server in any browsing session. |
Session |
Data Hub
| Cookie name | Domain | Description | Expires |
| TS01f5658b | osdatahub.os.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| omse-cookie-policy | osdatahub.os.uk | Records if user has closed the cookie message | 1 Year |
| omse-portal | osdatahub.os.uk | Required for user sign-in | Session |
| omse-portal.sig | osdatahub.os.uk | Required for user sign-in | Session |
| x-ms-cpim-trans | .osdatahub.b2clogin.com | Used in Microsoft Azure password management | Session |
| x-ms-cpim-cache:xodq8f2_cuw6zomvgiwyya_0 | .osdatahub.b2clogin.com | Used in Microsoft Azure password management | Session |
| x-ms-cpim-csrf | .osdatahub.b2clogin.com | Used in Microsoft Azure password management | Session |
| _ga | .os.uk | Random ID to identify user | 2 Years |
| _gid | .os.uk | Used by Google to distinguish users | 24 Hours |
| _gat | .os.uk | Used to throttle request rate in Google Analytics | 10 Minutes |
Demos
| Cookie name | Domain | Description | Expires | Description |
| BIGipServerdemos_http_pl | demos.ordnancesurvey.co.uk | Used by F5 Networks to manage sessions on load balanced servers, ensuring requests are routed consistently | 1 hour | Used by F5 Networks to manage sessions on load balanced servers, ensuring requests are routed consistently |
Election maps
| Cookie name | Domain | Description | Expires |
| helpTour | www.ordnancesurvey.co.uk | Used to establish if the help messages have already been displayed | 1 year |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| _hjIncludedInSample | www.ordnancesurvey.co.uk | Used by Hot Jar to establish that a single user has been included in an audience sample | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| cookieMessage | www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| _gat_UA-33522501-1 | .ordnancesurvey.co.uk | Used to throttle request rate in Google Analytics | 10 minutes |
| _gid | .ordnancesurvey.co.uk | Used to distinguish users | 1 minute |
| _ga | .ordnancesurvey.co.uk | Random ID to identify user | 2 years |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| _hjid | .ordnancesurvey.co.uk | Used to manage Hotjar data storage locations and which settings to load | 1 year |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 6 months |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| DV | www.google.com | Used to personalise and modify advertising | 1 minute |
| 1P_JAR | .google.com | Used to determine website use and adverts that have seen before visiting this website | 1 month |
| ANID | .google.com | Used to build a profile of interests for displaying relevant adverts | 1 year |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
| CONSENT | .google.com | Used to determine website use and adverts that have seen before visiting this website | 20 years |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | 1 year |
Fintan
| Cookie name | Domain | Description | Expires |
| SESSION | fintan.os.uk | General session tracking cookie | Session |
| XSRF-TOKEN | fintan.os.uk | Used to prevent cross site request forgery attacks | Session |
Forum
| Cookie name | Domain | Description | Expires |
| Forum-sid | www.ordnancesurvey.co.uk | Vanilla forums session ID cookies to identify user's log-in status | Session |
| Forum-tk | www.ordnancesurvey.co.uk | Vanilla forums session ID cookies to identify user's log-in status | Session |
| PHPSESSID | www.ordnancesurvey.co.uk | Identifier for PHP user session variables | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_26 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| __utma | .ordnancesurvey.co.uk | Used to calculate new and returning visitor statistics | 2 years |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 6 months |
| _vwo_uuid_v2 | .ordnancesurvey.co.uk | Used by Visual Web Optimiser segment reports into unique visitors | 1 year |
| cookieMessage | www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year |
GeoMaturity
| Cookie name | Domain | Description | Expires |
| _hjIncludedInSample | www.ordnancesurvey.co.uk | Used by Hot Jar to establish that a single user has been included in an audience sample | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| cookieMessage | www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| MOCKSESSID | www.ordnancesurvey.co.uk | PHP Symfony framework session testing ID | Session |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 6 months |
| _hjid | .ordnancesurvey.co.uk | Used to manage Hotjar data storage locations and which settings to load | 1 year |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
Geovation
| Cookie name | Domain | Description | Expires |
| _ga | .geovation.uk | Random ID to identify user | 2 years |
| _gat | .geovation.uk | Used to throttle request rate in Google Analytics | 10 minutes |
| _gid | .geovation.uk | Used to distinguish users | 1 minute |
| AWSALB | geovation.spaces.nexudus.com | Used by Amazon Web Service load balancer to manage user session | 7 days |
GetOutside
| Cookie name | Domain | Description | Expires |
| _fbp | .ordnancesurvey.co.uk | Used by Facebook to deliver product advertising | 3 months |
| _ga | .ordnancesurvey.co.uk | Random ID to identify user | 2 years |
| _gat_UA-33522501-1 | .ordnancesurvey.co.uk | Used to throttle request rate in Google Analytics | 1 minute |
| _gat_UA-8207971-17 | .ordnancesurvey.co.uk | Used to throttle request rate in Google Analytics | 1 minute |
| _gid | .ordnancesurvey.co.uk | Used to distinguish users | 24 hours |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| 1P_JAR | .google.com | Used to determine website use and adverts that have seen before visiting this website | 1 month |
| ANID | .google.com | Used to build a profile of interests for displaying relevant adverts | 1 year |
| CONSENT | .google.com | Used to determine website use and adverts that have seen before visiting this website | 20 years |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
| fr | .facebook.com | Used by Facebook to identify users for targeted advertising | 3 months |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | 1 year |
| AA003 | .atdmt.com | Used to determine website use and adverts that have seen before visiting this website | 3 months |
| ATN | .atdmt.com | Used to determine website use and adverts that have seen before visiting this website | 2 years |
GOOSE
| Cookie name | Domain | Description | Expires |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| ObSSOCookie | .ordnancesurvey.co.uk | Oracle Single Sign On cookie set on a successful authentication | Session |
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 6 months |
| __utmt | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| prod_webgate_http_pl | orders.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| BIGipServerprod_webgate_http_pl | orders.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| savedDevice | orders.ordnancesurvey.co.uk | Used to determine which Cascading Style sheet to load | 1 year |
| JSESSIONID | orders.ordnancesurvey.co.uk | Used to maintain an anonymous user session on Java Server Pages | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
Hurricane
| Cookie name | Domain | Description | Expires |
| DSSIGNIN | hurricane.ordnancesurvey.co.uk | Juniper VPN cookie used to establish and maintain a network connection | Session |
| DSSignInURL | hurricane.ordnancesurvey.co.uk | Juniper VPN cookie used to establish and maintain a network connection | Session |
Linked data
| Cookie name | Domain | Description | Expires |
| __utma | .data.ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| __utmb | .data.ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utmc | .data.ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utmt | .data.ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .data.ordnancesurvey.co.uk | Used to throttle request rate | 6 months |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | 1 year |
| 1P_JAR | .google.com | Used to determine website use and adverts that have seen before visiting this website | 1 month |
| ANID | .google.com | Used to build a profile of interests for displaying relevant adverts | 1 year |
| CONSENT | .google.com | Used to determine website use and adverts that have seen before visiting this website | 20 years |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
Main site
| Cookie name | Domain | Description | Expires |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| b92i1h75-b437s7b8-Dismissed | www.ordnancesurvey.co.uk | Relates to dotmailer survey for newsletter subscription. The other survey cookie is listed as Functionality, but that's not a marketing based survey | 7 days |
| ContensisAvatar | cms-ordnancesurvey.cloud.contensis.com | 2019-11-18T11:34:49.160Z | |
| TS0111abb0 | .www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| cookieMessage | .www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year |
| frontend | .www.ordnancesurvey.co.uk | Used by Magento eCommerce for session management | 2019-08-22T11:19:46.080Z |
| LPSID-36386066 | .ordnancesurvey.co.uk | Session | |
| LPVID | .ordnancesurvey.co.uk | 2021-08-21T09:28:33.000Z | |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 1 hour |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utmv | .ordnancesurvey.co.uk | 2021-08-21T09:28:33.000Z | |
| __utmz | .ordnancesurvey.co.uk | 2020-02-20T21:28:33.000Z | |
| _fbp | .ordnancesurvey.co.uk | 2019-11-20T09:28:35.000Z | |
| _ga | .ordnancesurvey.co.uk | 2021-08-21T09:24:41.000Z | |
| _gcl_au | .ordnancesurvey.co.uk | 2019-11-20T09:19:47.000Z | |
| _gid | .ordnancesurvey.co.uk | 2019-08-23T09:24:41.000Z | |
| _vis_opt_exp_221_combi | .ordnancesurvey.co.uk | 2019-11-30T09:21:44.000Z | |
| _vis_opt_exp_221_goal_1 | .ordnancesurvey.co.uk | 2019-11-30T09:23:54.000Z | |
| _vis_opt_exp_222_combi | .ordnancesurvey.co.uk | 2019-11-30T09:22:41.000Z | |
| _vis_opt_exp_222_goal_1 | .ordnancesurvey.co.uk | 2019-11-30T09:23:54.000Z | |
| _vis_opt_s | .ordnancesurvey.co.uk | Used by Visual Web Optimiser to measure the performance of different versions of a page | 2019-11-30T09:19:47.000Z |
| _vis_opt_test_cookie | .ordnancesurvey.co.uk | Session | |
| _vwo_ds | .ordnancesurvey.co.uk | 2019-11-20T09:23:54.000Z | |
| _vwo_sn | .ordnancesurvey.co.uk | 2019-08-22T10:07:19.000Z | |
| _vwo_uuid | .ordnancesurvey.co.uk | 2029-08-19T09:21:42.000Z | |
| _vwo_uuid_v2 | .ordnancesurvey.co.uk | 2020-08-22T09:28:33.000Z | |
| ecos.dt | .ordnancesurvey.co.uk | Session | |
| smc_not | .ordnancesurvey.co.uk | 2029-08-19T09:19:48.000Z | |
| smc_ref_is_mapsurls | .ordnancesurvey.co.uk | Session | |
| smc_sesn | .ordnancesurvey.co.uk | 2029-08-19T09:19:47.000Z | |
| smc_spv | .ordnancesurvey.co.uk | Session | |
| smc_tag | .ordnancesurvey.co.uk | 2020-08-21T09:19:47.000Z | |
| smc_tpv | .ordnancesurvey.co.uk | 2029-08-19T09:30:19.000Z | |
| smc_uid | .ordnancesurvey.co.uk | 2029-08-19T09:19:47.000Z | |
| smct_session | .ordnancesurvey.co.uk | Session | |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
| IDE | .doubleclick.net | 2020-09-15T09:19:47.872Z | |
| CookieControl | .contensis.com | GDPR Cookie compliance settings | 3 months |
| gtm.recordedurl | .ordnancesurvey.co.uk | Records the URL of the page after a short delay, allowing the URL of the previous page to be used for analytics during the delay | 30 minutes |
MapZone
| Cookie name | Domain | Description | Expires |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 6 months |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
NUAR
| Cookie name | Domain | Description | Expires |
| ARRAffinity | .nuar.uk | Used by Azure cloud platform for load balancing and visitor traffic routing | Session |
| TS01* | .nuar.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| nuar-portal* | .nuar.uk | Used to manage user logins | Session |
| x-ms-cpim-* | .osnuarhubdev.b2clogin.com | Used by Azure for tracking authentication requests in Azure Active Directory | Session |
OpenData download
| Cookie name | Domain | Description | Expires | |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session | |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session | |
| cookieMessage | www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year | |
| __utmc | www.ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session | |
| __utmz | www.ordnancesurvey.co.uk | Used to throttle request rate | 6 months | |
| __utmt | www.ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes | |
| BIGipServerprod_tomcat1_2_http_pl | www.ordnancesurvey.co.uk | Used to manage sessions on load balanced servers, ensuring requests are routed consistently | 3 minutes | |
| __utmb | www.ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes | |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session | |
| JSESSIONID | www.ordnancesurvey.co.uk | Used to maintain an anonymous user session on Java Server Pages | Session | |
| prod_tomcat1_2_http_pl | www.ordnancesurvey.co.uk | Used to track the users status when ordering OpenData | 3 minutes | |
| __utma | www.ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years | |
| TS01d0b164 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session | |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes | |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session | |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session | |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years | |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes | |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes | |
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 6 months | |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
OS Careers
| Cookie name | Domain | Description | Expires |
| TS01db906f | wd3.myworkdaycdn.com | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| WorkdayLB_UICLIENT | wd3.myworkdaycdn.com | Ensures a single user session is routed to the same server for consistent data handling | Session |
| wday_vps_cookie | ordnancesurvey.wd3.myworkdayjobs.com | Ensures a single user session is routed to the same server for consistent data handling | Session |
| cdnDown | ordnancesurvey.wd3.myworkdayjobs.com | Content Delivery Network status | 1 Day |
| PLAY_SESSION | ordnancesurvey.wd3.myworkdayjobs.com | Session Handling Data | Session |
| timezoneOffset | ordnancesurvey.wd3.myworkdayjobs.com | Date and time handling | Session |
| PLAY_LANG | ordnancesurvey.wd3.myworkdayjobs.com | Ensures a single user session is routed to the same server for consistent data handling | Session |
OS Labs
| Cookie name | Domain | Description | Expires |
| BIGipServerprod_labs_pl | labs.os.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 second |
OS Maps
| Cookie name | Domain | Description | Expires |
| PHPSESSID | osmaps.ordnancesurvey.co.uk | Identifier for PHP user session variables | Session |
| __utma | .osmaps.ordnancesurvey.co.uk | Used to calculate new and returning visitor statistics | 2 years |
| __utmb | .osmaps.ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utmc | .osmaps.ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utmt | .osmaps.ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .osmaps.ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 6 months |
| _hjid | .ordnancesurvey.co.uk | Used to manage Hotjar data storage locations and which settings to load | 1 year |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| fr | .facebook.com | Used by Facebook to identify users for targeted advertising | 3 months |
Pay OS
| Cookie name | Domain | Description | Expires |
| BIGipServerprod_weblogic3_http_pl | www.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| JSESSIONID | www.ordnancesurvey.co.uk | Used to maintain an anonymous user session on Java Server Pages | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
PMCL
| Cookie name | Domain | Description | Expires |
| BIGipServerprod_weblogic3_http_pl | www.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| JSESSIONID | www.ordnancesurvey.co.uk | Used to maintain an anonymous user session on Java Server Pages | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| prod_weblogic3_http_pl | www.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 minute |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
PSMA
| Cookie name | Domain | Description | Expires |
| BIGipServerprod_webgate_http_pl | www.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| cookieMessage | www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year |
| prod_webgate_http_pl | www.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 minute |
| savedDevice | www.ordnancesurvey.co.uk | Used to determine which Cascading Style sheet to load | 1 year |
| ObSSOCookie | .ordnancesurvey.co.uk | Used by Oracle Access Manager to enable Single Sign On | Session |
| TS0122f1ce | .ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 6 months |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | 1 year |
RINEX
| Cookie name | Domain | Description | Expires |
| TS016beea5_77 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| _hjIncludedInSample | www.ordnancesurvey.co.uk | Used by Hot Jar to establish that a single user has been included in an audience sample | Session |
| TS016beea5_28 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session |
| cookieMessage | www.ordnancesurvey.co.uk | Used to establish if the cookie message has already been displayed | 1 year |
| MOCKSESSID | www.ordnancesurvey.co.uk | PHP Symfony framework session testing ID | Session |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 minutes |
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 6 months |
| __utmc | .ordnancesurvey.co.uk | Used to enable interoperability with older version of Google Analytics | Session |
| _hjid | .ordnancesurvey.co.uk | Used to manage Hotjar data storage locations and which settings to load | 1 year |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| NID | .google.com | Used to build a profile of interests for displaying relevant adverts | 6 months |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | 1 year |
Shop
| Cookie name | Domain | Description | Expires |
| smct_session | .ordnancesurvey.co.uk | Session | |
| smc_not | .ordnancesurvey.co.uk | 2029-08-19T10:28:59.000Z | |
| smc_sesn | .ordnancesurvey.co.uk | 2029-08-19T10:28:59.000Z | |
| smc_tpv | .ordnancesurvey.co.uk | 2029-08-19T10:28:59.000Z | |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| smc_spv | .ordnancesurvey.co.uk | Session | |
| LPSID-36386066 | .ordnancesurvey.co.uk | Session | |
| _vwo_uuid_v2 | .ordnancesurvey.co.uk | 2020-08-22T10:28:57.000Z | |
| _fbp | .ordnancesurvey.co.uk | 2019-11-20T10:29:00.000Z | |
| _vwo_uuid | .ordnancesurvey.co.uk | 2029-08-19T10:28:58.000Z | |
| _vis_opt_test_cookie | .ordnancesurvey.co.uk | Session | |
| _vis_opt_s | .ordnancesurvey.co.uk | 2019-11-30T10:28:58.000Z | |
| __utmt_buT | .ordnancesurvey.co.uk | 2019-08-22T10:38:57.000Z | |
| smc_tag | .ordnancesurvey.co.uk | 2020-08-21T10:28:58.000Z | |
| __utmt_rT | .ordnancesurvey.co.uk | 2019-08-22T10:38:57.000Z | |
| __utmz | .ordnancesurvey.co.uk | 2020-02-20T22:28:58.000Z | |
| __utmc | .ordnancesurvey.co.uk | Session | |
| _gcl_au | .ordnancesurvey.co.uk | 2019-11-20T10:28:58.000Z | |
| LPVID | .ordnancesurvey.co.uk | 2021-08-21T10:28:58.000Z | |
| __utmb | .ordnancesurvey.co.uk | Used to determine new sessions and visits | 30 minutes |
| __utmv | .ordnancesurvey.co.uk | 2021-08-21T10:28:58.000Z | |
| _vis_opt_exp_221_combi_choose | .ordnancesurvey.co.uk | 2019-11-30T10:28:58.000Z | |
| smc_uid | .ordnancesurvey.co.uk | 2029-08-19T10:28:58.000Z | |
| __utma | .ordnancesurvey.co.uk | Used to identify the source of traffic to the site | 2 years |
| __cfduid | .webengage.com | Used by CloudFlare to speed up page load times, overriding IP adress security restrictions from user's last URL | 1 year |
| fr | .facebook.com | 2019-11-20T10:27:42.820Z | |
| IDE | .doubleclick.net | Used to determine website use and adverts that have seen before visiting this website | 1 year |
| MUID | .bing.com | 2020-09-15T10:27:41.739Z | |
| MUIDB | bat.bing.com | 2020-09-15T10:27:41.739Z |
Spitfire
| Cookie name | Domain | Description | Expires |
| DSSIGNIN | spitfire.ordnancesurvey.co.uk | Juniper VPN cookie used to establish and maintain a network connection | Session |
| DSSignInURL | spitfire.ordnancesurvey.co.uk | Juniper VPN cookie used to establish and maintain a network connection | Session |
SSO
| Cookie name | Domain | Description | Expires |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session |
| ObSSOCookie | .ordnancesurvey.co.uk | Oracle Single Sign On cookie set on a successful authentication | Session |
| savedDevice | orders.ordnancesurvey.co.uk | Used to determine which Cascading Style sheet to load | 1 year |
| prod_webgate_http_pl | orders.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| BIGipServerprod_webgate_http_pl | orders.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 1 hour |
| test | orders.ordnancesurvey.co.uk | Used for systems testing | 1 day |
Tell OS
| Cookie name | Domain | Description | Expires | |||
| ObSSOCookie | .ordnancesurvey.co.uk | Oracle Single Sign On cookie set on a successful authentication | Session | |||
| __utmz | .ordnancesurvey.co.uk | Used to throttle request rate | 1 Year | |||
| __utmt_rT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 Minutes | |||
| __utmt_buT | .ordnancesurvey.co.uk | Used to throttle request rate | 10 Minutes | |||
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times | Session | |||
| TS016beea5 | www.ordnancesurvey.co.uk | F5 Networks BIG-IP ASM domain validation and security management cookie | Session | |||
| prod_webgate_http_pl | www.ordnancesurvey.co.uk | Enables our server load-balancing software to maintain your communication with one specific server | 2 Hours | |||
| __utmb |
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Used to determine new sessions and visits | 30 Minutes | |||
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F5 Networks BIG-IP ASM domain validation and security management cookie |
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Enables our server load-balancing software to maintain your communication with one specific server | 2 Hours | |||
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Used to maintain an anonymised user session |
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Used to calculate new and returning visitor statistics | 2 Years | |||
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Used to throttle request rate | 10 Minutes | |||
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Used to enable interoperability with older version of Google Analytics | Session |
UK Assisted Areas Map
| Cookie name | Domain | Description | Expires |
| ecos.dt | .ordnancesurvey.co.uk | Used by eDigital survey to ensure users are not targeted multiple times |