DNSimple: URL Redirector outage for HTTPS sources
Affected components: URL Redirector
Timeline of updates
- identified
We have identified an issue with the SSL chain that our Redirector service uses for the most recent Let's Encrypt SSL certificates. This issue only impacts domains with URL redirects with HTTPS sources and SSL certificates issued from August 20th onwards. This issue doesn't impact URL redirects with HTTP sources. Our team is actively engaged and will release a fixed certificate chain momentarily.
- monitoring
A fix has been implemented and we are monitoring the results.
- resolved
This incident has been resolved.
Changes Rewindex caught on this incident
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. That proves this record existed by then and has not been changed since, by anyone, Rewindex included.
How the archive is checked, and what it cannot prove.
First version captured 18:33 UTC
In the 2026-10-19 checkpoint, timestamped by FreeTSA and DigiCert on Oct 20, 00:41 UTC. Record hash
11ced83ff2ad1945…
Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).