Service Under Maintenance

Uptime over the past 90 days. View historical uptime.
Authoring Service Operational
Authentication Service Operational
Classification Service Under Maintenance
Component Identifier Service (CIS) Operational
Content Request Service (CRS) Operational
Discourse Service Operational
Identity Management Service Operational
International Mapping Service Operational
MEDdra Mapping Service Operational
Members Licensing and Distribution Service (MLDS) Operational
Public SNOMED Browser Operational
Refset and Translation Service Operational
Refset Service (RT2) Operational
Release and Validation Service Operational
Request Management Portal (MS) Operational
Simplex Service Operational
SNOMED Account Services Operational
SNOMED Jira (Cloud) Operational
SNOMED Managed Service Support Desk (Cloud) Operational
SNOMED Spaces (Cloud) Operational
SNOMIO Authoring Operational
Snowstorm MCP Operational
Training Authoring Service Operational
US Content Request Service Operational
United States Mapping Service Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

Scheduled Maintenance

Content Request Service Maintenance Alert Oct 8, 2026 10:00-13:00 UTC

This service will be undergoing planned maintenance from Thursday 08 October 2026, 10:00UTC until Thursday 08 October 2026, 13:00UTC. During this time the service will be unavailable.
Posted on Oct 07, 2026 - 11:07 UTC

Oct 7, 2026

Training Classification Service Maintenance Alert
Completed - The maintenance has now been completed and tested and the service is now available again. Release notes detailing the fixes and/or improvements made in this version will be published shortly. Thank you for your patience while we continue to improve the service.
Oct 7, 11:05 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 7, 10:01 UTC
Scheduled - This service will be undergoing planned maintenance from Wednesday 07 October 2026, 10:00UTC until Wednesday 07 October 2026, 13:00UTC. During this time the service will be unavailable.
Oct 6, 09:53 UTC
Authoring Service Maintenance Alert
Completed - The scheduled maintenance has been completed.
Oct 7, 11:03 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 7, 10:02 UTC
Scheduled - This service will be undergoing planned maintenance from Wednesday 07 October 2026, 10:00UTC until Wednesday 07 October 2026, 13:00UTC. During this time the service will be unavailable. Please be advised that the Authoring Platform will remain operational throughout the maintenance window; however, the Validation Service will be unavailable for the duration. We kindly ask that you refrain from initiating any validations during this period or immediately prior to the scheduled start time
Oct 6, 09:51 UTC
Training Authoring Service Maintenance Alert
Completed - The maintenance has now been completed and tested and the service is now available again. Release notes detailing the fixes and/or improvements made in this version will be published shortly. Thank you for your patience while we continue to improve the service. The Validation Service is now available.
Oct 7, 11:01 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 7, 10:00 UTC
Scheduled - This service will be undergoing planned maintenance from Wednesday 07 October 2026, 10:00UTC until Wednesday 07 October 2026, 13:00UTC. During this time the service will be unavailable.
Oct 6, 09:52 UTC
Release and Validation Service Maintenance Alert
Completed - The maintenance has now been completed and tested and the service is now available again. Release notes detailing the fixes and/or improvements made in this version will be published shortly. Thank you for your patience while we continue to improve the service.
Oct 7, 11:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 7, 10:01 UTC
Scheduled - This service will be undergoing planned maintenance from Wednesday 07 October 2026, 10:00UTC until Wednesday 07 October 2026, 13:00UTC. During this time the service will be unavailable.
Oct 6, 09:48 UTC

Oct 6, 2026

MAINTENANCE for United States Mapping Service
Completed - The scheduled maintenance has been completed.
Oct 6, 18:40 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 5, 18:40 UTC
Scheduled - This service will be undergoing some urgent unplanned maintenance from Monday 05 October 2026, 18:40UTC until Tuesday 06 October 2026, 18:40UTC. During this time the service will be unavailable.
Oct 5, 18:38 UTC
Members Licensing and Distribution Service Maintenance Alert
Completed - The scheduled maintenance has been completed.
Oct 6, 13:01 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 6, 09:01 UTC
Scheduled - This service will be undergoing planned maintenance from Tuesday 06 October 2026, 09:00UTC until Tuesday 06 October 2026, 13:00UTC. During this time the service will be unavailable.
Oct 6, 08:48 UTC

Oct 5, 2026

US Content Request Service Maintenance Alert
Completed - The scheduled maintenance has been completed.
Oct 5, 12:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 5, 10:03 UTC
Scheduled - This service will be undergoing planned maintenance from Monday 05 October 2026, 10:03UTC until Monday 05 October 2026, 12:00UTC. During this time the service will be unavailable.
Oct 5, 10:02 UTC

Oct 4, 2026

No incidents reported.

Oct 3, 2026

International Mapping Service Maintenance Alert
Completed - The scheduled maintenance has been completed.
Oct 3, 17:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Oct 2, 17:00 UTC
Scheduled - This service will be undergoing planned maintenance from Friday 02 October 2026, 17:00UTC until Saturday 03 October 2026, 17:00UTC. During this time the service will be unavailable.
Oct 2, 07:22 UTC

Oct 2, 2026

Oct 1, 2026

No incidents reported.

Sep 30, 2026

No incidents reported.

Sep 29, 2026

No incidents reported.

Sep 28, 2026

No incidents reported.

Sep 27, 2026

No incidents reported.

Sep 26, 2026

No incidents reported.

Sep 25, 2026

No incidents reported.

Sep 24, 2026

No incidents reported.

Sep 23, 2026

Refset Tool Unresponsive
Resolved - This incident has been resolved.
Sep 23, 09:04 UTC
Monitoring - A fix has been implemented and we are monitoring the results.
Sep 23, 08:54 UTC
Investigating - We are currently investigating this issue.
Sep 23, 08:40 UTC
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