# Cannot access NRL developer.nhs.uk documentation

**URL:** <https://developer.community.nhs.uk/t/cannot-access-nrl-developer-nhs-uk-documentation/8716>\
**Category:** FAQ-Troubleshooting\
**Tags:** nrl-api\
**Created:** [11 November 2025 14:46 UTC](https://developer.community.nhs.uk/t/cannot-access-nrl-developer-nhs-uk-documentation/8716 "2025-11-11T14:46:43Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Elizabeth\_Williams](https://dub1.discourse-cdn.com/nhsdigitaldeveloper/user_avatar/developer.community.nhs.uk/elizabeth_williams/32/755_2.png) [@Elizabeth\_Williams](https://developer.community.nhs.uk/u/Elizabeth_Williams)\
**Post date:** [11 November 2025 14:46 UTC](https://developer.community.nhs.uk/t/cannot-access-nrl-developer-nhs-uk-documentation/8716/1 "2025-11-11T14:46:43Z")

</div>

The SSL certificate for [developer.nhs.uk](http://developer.nhs.uk/) has expired, and our firewall is blocking access to this documentation as a result. Is there another way to access this content?

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<div class="post-metadata">

**Author:** ![Elizabeth\_Williams](https://dub1.discourse-cdn.com/nhsdigitaldeveloper/user_avatar/developer.community.nhs.uk/elizabeth_williams/32/755_2.png) [@Elizabeth\_Williams](https://developer.community.nhs.uk/u/Elizabeth_Williams)\
**Post date:** [11 November 2025 14:48 UTC](https://developer.community.nhs.uk/t/cannot-access-nrl-developer-nhs-uk-documentation/8716/2 "2025-11-11T14:48:51Z")

</div>

The page is still accessible if you are able to accept the warning, to load it with expired certificates. This may not be possible on a corporate machine. Alternatively, you can access an archived version of this content [here](https://web.archive.org/web/20250124093401/https://developer.nhs.uk/apis/nrl/index.html).

We are in the process of rehoming this documentation on the NRL API Catalogue entry.