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Cloudflare

Cloudflare Gateway DNS-over-TLS Connectivity Issues over IPv4

Degraded Lasted 2h 22m · started · Cloudflare's page

Level
confirmed
Worst impact
Degraded
Components
Gateway
Down Index
19of 100

What to do

  • Check whether you use Cloudflare Gateway. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 2h 22m it lasted.

    Anything that failed between 2026-11-02 22:12 UTC and 2026-11-03 00:34 UTC may need a replay.
  • Subscribe to Cloudflare's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=cloudflare works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Cloudflare 3

  1. investigating

    Cloudflare is investigating an issue affecting Cloudflare Gateway DNS-over-TLS (DoT) connections over IPv4. Affected customers may experience connection timeouts and failed DNS resolution. This issue is limited to DoT over IPv4. DoT over IPv6, DNS-over-HTTPS (DoH), and standard DNS over UDP/TCP are not affected. We are working to identify the cause and restore connectivity. Further updates will be provided as more information becomes available.

    provider

  2. monitoring

    Our team has been able to identify and apply an effective fix for this issue. We are currently monitoring the results.

    provider

  3. resolved

    This incident has been resolved.

    provider

Reports count in aggregate; nothing about you is shown.

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-c4e79c619e

Is Cloudflare still down?

No, this incident was resolved 2026-11-03 00:34 UTC. For Cloudflare's live state, see https://down.guide/cloudflare.

How long did it last?

2h 22m, from 2026-11-02 22:12 UTC to 2026-11-03 00:34 UTC, by the times Cloudflare posted.

What was affected?

Cloudflare named Gateway.

What caused it?

Cloudflare hasn't published a root cause. If it does, it shows here.

Where does this come from?

Cloudflare's official status page, https://www.cloudflarestatus.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.