Is Calibre Down?

Calibre status is operational

IsDown is monitoring Calibre's official status page in real time.

Stats for Calibre official incidents in the last 30 days

Number of Incidents

0 outages

Since last incident

322 days

Users reports for Calibre in the last 12 hours

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Stay on top of outages with IsDown with real-time notifications and overview dashboards. Monitor the official status pages of all your vendors, SaaS, and tools, including Calibre.

Monitor and keep track of Calibre's current and past outages

Minor · 11 months ago · lasted about 2 hours

Test delays in Canada region

We are currently investigating test delays in the Canada region. You might experience some Snapshots being marked as "scheduled" and results being delayed (including Pull Request Reviews tests). We will provide more information as soon as it’s available.

Minor · 12 months ago · lasted about 2 hours

Test Processing Delay

We are investigating a delay in tests being processed.

Minor · about 1 year ago · lasted about 1 hour

Test delays in North Virginia region

We are currently investigating test delays in the North Virginia region. You might experience some Snapshots being marked as "scheduled" and results being delayed (including Pull Request Reviews tests). We will provide more information as soon as it’s available.

Minor · about 1 year ago · lasted about 2 hours

API requests are affected by an upstream DNS issue

An upstream DNS issue is preventing API requests (Node.js API, Command Line Client) made to from resolving correctly. We are tracking this issue with our upstream provider and will provide updates as they come.

Minor · about 2 years ago · lasted 9 months

Degraded application performance

We are currently investigating elevated error reports for Calibre's user interface and APIs.

Minor · over 2 years ago · lasted about 1 year

Website and documentation partially unavailable

Due to an outage of our hosting provider, Vercel, our marketing website and documentation might be unavailable to some visitors or you might observe downgraded performance. The Calibre application, tests and APIs are NOT affected—your monitoring is running without any issues. You can access your Calibre account at

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Frequently Asked Questions

Is Calibre down right now? What is Calibre current status?
Calibre seems to be up and running. We've updated the status 22 minutes ago.
Was Calibre down today?
Calibre is up and running now. In the last 24 hours there was 0 outages.
I'm having issues with Calibre, but the status is OK. What's going on?
There are a few things you can try:
  • Check the official status page for more information.
  • Check the Twitter account for more information.
  • Check on the top of the page if there are any reported problems by other users.
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