Cloudflare: Issues with 1.1.1.1 public resolver in Canada
Affected components: DNS - Recursive DNSRecursive DNS
Timeline of updates
- investigating
Cloudflare is aware of, and investigating, an issue which potentially impacts multiple users in Canada that use 1.1.1.1 public resolver.
Further detail will be provided as more information becomes available.
- identified
We have reached out to the network where we see an active hijack of 1.1.1.0/24.
1.0.0.1 and public resolver IPv6 prefixes are fully operational and reachable at this time.
- monitoring
The network with the offending route leak has fixed the issue on their end. We are currently monitoring the effect of this fix.
- resolved
This incident has been resolved.
Changes Rewindex caught on this incident
- Incident updated: Issues with 1.1.1.1 public resolver in Canada
- Incident updated: Issues with 1.1.1.1 public resolver in Canada
- Incident updated: Issues with 1.1.1.1 public resolver in Canada
Archive proof
Rewindex commits each version of an incident it captures to a daily checkpoint, chains it to the day before, and has the checkpoint timestamped by FreeTSA and DigiCert.
How the archive is checked, and what it cannot prove.
Rewindex captured this after the last checkpoint; the next run () commits it.
Impact, status and times are the vendor’s own, as last archived. View on www.cloudflarestatus.com (opens in new tab).
Cite this
Status incident (vendor impact label: minor) posted by Cloudflare, started 2026-11-13 23:53 UTC, resolved after 1.1 h, 4 update(s); edited after publishing.
- Title
- Issues with 1.1.1.1 public resolver in Canada
- Vendor
- Cloudflare
- Date
- URL
- https://rewindex.com/company/cloudflare/incidents/rikplz89rpml
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