Outage in Cloudflare

Issues for Families and Securities using Cloudflare's public resolver via DoH and DoT

Resolved Minor
April 17, 2024 - Started 15 days ago - Lasted about 18 hours
Official incident page

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Outage Details

Cloudflare is aware of, and investigating, an issue with Families and Securities using Cloudflare's public resolvers via DoH and DoT. Further detail will be provided as more information becomes available.
Latest Updates ( sorted recent to last )
MONITORING 14 days ago - at 04/17/2024 09:20PM

A fix has been implemented and we are monitoring the results.

IDENTIFIED 14 days ago - at 04/17/2024 08:22PM

The IPv6 addresses for the Families (2606:4700:4700::1003, 2606:4700:4700::1113) public resolvers via DoH have a valid certificate being presented and the issue is resolved for addresses. We are still working on implementing a fix for the IPv6 addresses for the Securities public resolvers.

IDENTIFIED 14 days ago - at 04/17/2024 06:33PM

The IPv4 addresses for the Families (1.0.0.3, 1.1.1.3) and the Securities (1.1.1.2, 1.0.0.2) public resolvers via DoH now have a valid certificate being presented and the issue is resolved for those addresses.

We have started working on implementing a fix for the IPv6 addresses for the public resolvers.

IDENTIFIED 15 days ago - at 04/17/2024 04:47AM

The issue has been identified and a fix is being implemented.

INVESTIGATING 15 days ago - at 04/17/2024 04:14AM

We are continuing to investigate this issue.

INVESTIGATING 15 days ago - at 04/17/2024 03:52AM

Cloudflare is aware of, and investigating, an issue with Families and Securities using Cloudflare's public resolvers via DoH and DoT.

Further detail will be provided as more information becomes available.

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