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Canonical Outage History

Every past Canonical outage tracked by IsDown, with detection times, duration, and resolution details.

There were 1347 Canonical outages since November 2023. The 582 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Major March 30, 2026

March 2026: "E2E mail delivery via mx.c.c" is Down

Detected Mar 30, 2026 3:48 PM WEST · Resolved Mar 30, 2026 4:37 PM WEST · Duration about 1 hour

Canonical's end-to-end mail delivery service via mx.c.c experienced a major outage lasting 49 minutes. The incident affected the mail delivery component, preventing email from being processed through their mail exchange servers. The service was restored after 49 minutes of downtime.

Minor March 29, 2026

March 2026: "blog.ubuntu.com" status is Critical

Detected Mar 29, 2026 10:15 AM WEST · Resolved Mar 29, 2026 10:25 AM WEST · Duration 10 minutes

The blog.ubuntu.com service experienced a critical status issue that lasted 10 minutes. The incident was classified as minor severity and has been resolved. No additional details about the specific cause or resolution method were provided in the incident report.

Major March 25, 2026

March 2026: "assets.ubuntu.com HTTP" is Down

Detected Mar 25, 2026 3:52 PM WET · Resolved Mar 25, 2026 4:04 PM WET · Duration 11 minutes

Canonical's assets.ubuntu.com HTTP service experienced a major outage lasting 11 minutes. The service was completely down during this period, affecting access to Ubuntu assets and resources. The incident was resolved after 11 minutes of downtime.

Major March 22, 2026

March 2026: "wiki.ubuntu.com" is Down

Detected Mar 22, 2026 1:14 AM WET · Resolved Mar 22, 2026 7:10 AM WET · Duration about 6 hours

The Canonical wiki.ubuntu.com service experienced a major outage that lasted 5.9 hours, making the Ubuntu wiki completely inaccessible to users. The incident affected the entire wiki.ubuntu.com component, preventing users from accessing Ubuntu documentation and community resources. The service was eventually restored after nearly 6 hours of downtime.

Major March 20, 2026

March 2026: Component "assets.ubuntu.com HTTPS" and a few other components are Down

Detected Mar 20, 2026 12:14 PM WET · Resolved Mar 20, 2026 12:39 PM WET · Duration 25 minutes

Canonical experienced a major service incident where the assets.ubuntu.com domain became unavailable for both HTTP and HTTPS connections, lasting 25 minutes. The outage affected users' ability to access Ubuntu assets and resources through the primary assets domain. The service was restored after 25 minutes with no additional details provided about the resolution method.

Major March 19, 2026

March 2026: "maas.io" is Down

Detected Mar 19, 2026 10:08 AM WET · Resolved Mar 19, 2026 10:43 AM WET · Duration 35 minutes

The maas.io website experienced a major outage that lasted 35 minutes. The service was completely down and inaccessible to users during this period. The incident has been resolved and the website is now operational.

Major March 19, 2026

March 2026: Component "discourse.ubuntu.com" and a few other components are Down

Detected Mar 19, 2026 2:23 AM WET · Resolved Mar 19, 2026 7:14 AM WET · Duration about 5 hours

Canonical experienced a major service outage affecting discourse.ubuntu.com and several other components, with the Ubuntu Matrix Server going completely down. The incident lasted 4.9 hours and was classified as a major outage. The services have since been restored to normal operation.

Major March 18, 2026

March 2026: "discourse.ubuntu.com" is Down

Detected Mar 18, 2026 9:24 PM WET · Resolved Mar 18, 2026 9:33 PM WET · Duration 9 minutes

The Canonical service discourse.ubuntu.com experienced a major outage and was completely down. The incident lasted 9 minutes before service was restored. No additional details about the cause or resolution method were provided in the incident report.

Major March 18, 2026

March 2026: "maas.io" is Down

Detected Mar 18, 2026 3:51 PM WET · Resolved Mar 18, 2026 4:29 PM WET · Duration 38 minutes

The maas.io website experienced a major outage that rendered the service completely unavailable. The incident affected the entire maas.io component and lasted for 38 minutes before service was restored.

Major March 18, 2026

March 2026: "maas.io" is Down

Detected Mar 18, 2026 2:43 PM WET · Resolved Mar 18, 2026 3:29 PM WET · Duration about 1 hour

The maas.io website experienced a major outage that lasted 46 minutes. The service was completely down and inaccessible to users during this period. The incident was resolved after 46 minutes of downtime.