Cloud and Enterprise Agents: Test assignment and configuration controllerCloud and Enterprise Agents: Data ingress
investigating
Frankfurt, Germany (Webex Calling) is currently experiencing a networking outage impacting service connectivity. The Cisco Webex Infrastructure team is actively investigating the issue and performing troubleshooting efforts to identify the root cause and restore normal operations as quickly as possible.
Impact: Possible missing test rounds, destination unreachable, high loss/latency/jitter
Affected Cloud Agents:
Frankfurt, Germany (Webex Calling)
Start time: Jun 23, 2026, 10:36 PM UTC
June 2026
Network outage in Toronto & Vancouver, Canada (Webex Calling)
Cloud and Enterprise Agents: Test assignment and configuration controllerCloud and Enterprise Agents: Data ingress
identified
The issue has been identified.
investigating
We are continuing to investigate this issue.
investigating
Toronto & Vancouver, Canada (Webex Calling) is currently experiencing a networking outage impacting service connectivity. The Cisco Webex Infrastructure team is actively investigating the issue and performing troubleshooting efforts to identify the root cause and restore normal operations as quickly as possible.
Impact: Possible missing test rounds, destination unreachable, high loss/latency/jitter
Start time: Jun 23, 2026, 10:36 PM UTC
Affected Cloud Agents:
Vancouver, Canada (Webex Calling)
Toronto, Canada (Webex Calling)
Legacy Incident Archive
34 archived records restored. These records predate source-at-observation attestation. They are shown as historical ServiceAlert records only and do not establish a provider-reported incident, resolution, duration, or current active state.
May 2026
DNS Resolver Issues on Cloud Agents in China
Source not attested
Last archived state: resolved
View archived record details
monitoring
We applied configuration changes that fixed the issue and are monitoring the situation
identified
We are currently experiencing DNS resolution issues on Cloud Agents across China, specifically affecting Alibaba Cloud Public DNS.
We are working on a resolution
Scheduled Endpoint Tests Delay in EU1
Source not attested
Last archived state: resolved
View archived record details
monitoring
We have applied the fix and are now monitoring the status
identified
Scheduled tests for Endpoints in the EU1 region have been delayed by 30 minutes.
Alerts and Dashboards are also affected.
We have identified the cause and are working to resolve the issue
Service Degradation affecting Endpoint Experience Scheduled Tests in US1 Region
Source not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
identified
<b>Summary: </b>
We have identified an issue causing delays when assigning or modifying Endpoint Experience Scheduled Tests in the US1 Region, beginning at 15:00 UTC on May 13, 2026.
<b>Impact: </b>
Customers may experience delays when creating or modifying Endpoint Experience Scheduled Tests, the endpoint agents may experience delays in receiving updated test schedules.
<b>Status: </b>
Our engineering team is actively investigating the root cause and working toward a resolution.
ThousandE...
April 2026
Outage in ThousandEyes Outages Page
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are currently experiencing issues with our public outages map on thousandeyes.com/outages. We are actively working on fixing this.
Service Degradation Affecting Stream Services
Source not attested
Last archived state: resolved
View archived record details
identified
We identified an issue impacting ThousandEyes for OpenTelemetry that began at 17:30 UTC on April 22nd, 2026. Service recovery began at 18:00 UTC, and we continue to monitor the situation
Service Degradation Affecting Endpoint Agent Schedule Test Data in US1 Region
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
identified
Our team is currently backfilling the data and working to restore full service.
identified
Summary:
We have identified an issue causing delays in Endpoint Agent Scheduled Test data in the US1 Region, beginning at 14:00 UTC on April 7th, 2026.
Impact:
Customers may experience delays in the US1 Region Endpoint Agent Scheduled Test Data. This may be seen in the following Endpoint Agent areas: Agent Views, Views, Alerts, Dashboards, or API.
Status:
Our Engineering Team is actively investigating the issue and working toward a resolution.
Service Degradation Affecting Event Detection Summarization in US1 & US2 Regions
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
identified
Summary:
An issue has been observed impacting the Summarize Recurrence feature in Event Detection starting at 03:20 am UTC on April 1st, 2026.
Impact:
Customers may experience problems generating summaries of events on the Event Detection page specifically in the US1 and US2 regions.
Status:
The Engineering team is actively working on a fix to resolve this issue.
March 2026
some users of mobile apps may be unable to execute speed tests.
majorSource not attested
Last archived state: resolved
View archived record details
identified
Due to a platform issue some users of mobile apps may be unable to execute speed tests.
our team has identified the root cause and are actively working on this issue for resolution
Certain Integrations that have configured tags to identify tests have stopped streaming data via OTEL
Source not attested
Last archived state: resolved
View archived record details
monitoring
We have deployed the fix and we are monitoring.
identified
We have identified a fix and this is currently being deployed
investigating
Certain Integrations that have configured tags to identify tests have stopped streaming data via OTEL
Service degradation affecting Event Detection in US2 Region
minorSource not attested
Last archived state: resolved
View archived record details
identified
<b>Summary: </b>
We have identified an issue causing delays in detecting new events within the Event Detection service in the US2 Region, beginning at 17:20 UTC on March 17, 2026.
<b>Impact: </b>
Customers may experience delays in event detection for Network and App Synthetic Tests.
<b>Status: </b>
Our engineering team is actively working in resolving this issue.
