Confirming the stale servers in #15, with one difference. As of 21:06 UTC on 2026-10-15, 185.125.190.23 and .24 aren't only missing the esm5 .debs. They're serving the whole bionic-infra-security snapshot from 2026-10-14 20:10, before esm5 existed. Their index doesn't list esm5 at all.
InRelease Date and Last-Modified per server: 185.125.190.23 Date: Wed, 14 Oct 2026 20:10:48 UTC Last-Modified: Wed, 14 Oct 2026 22:10:19 GMT 185.125.190.24 Date: Wed, 14 Oct 2026 20:10:48 UTC Last-Modified: Wed, 14 Oct 2026 21:10:24 GMT 185.125.190.75 Date: Thu, 15 Oct 2026 12:10:18 UTC Last-Modified: Thu, 15 Oct 2026 20:10:22 GMT 91.189.91.46 Date: Thu, 15 Oct 2026 12:10:18 UTC Last-Modified: Thu, 15 Oct 2026 20:10:22 GMT 91.189.91.47 Date: Thu, 15 Oct 2026 12:10:18 UTC Last-Modified: Thu, 15 Oct 2026 20:10:22 GMT The healthy three update about hourly. .23 and .24 stopped around 21:00-22:00 UTC on the 14th. Authenticated HEAD on systemd_237-3ubuntu10.57+<ver>_amd64.deb: 185.125.190.23 esm4 200 esm5 404 185.125.190.24 esm4 200 esm5 404 185.125.190.75 esm4 404 esm5 200 91.189.91.46 esm4 404 esm5 200 91.189.91.47 esm4 404 esm5 200 All five are still in the A records from ns1-3.canonical.com. A machine that refreshes against .23/.24 still sees esm4 as the candidate and keeps the broken resolved. One that refreshes against a healthy server and then downloads from .23/.24 gets the 404. Repro, no credentials needed: for ip in $(dig +short esm.ubuntu.com); do echo -n "$ip "; curl -s --resolve esm.ubuntu.com:443:$ip https://esm.ubuntu.com/infra/ubuntu/dists/bionic-infra- security/InRelease | grep '^Date:'; done Pinning esm.ubuntu.com to 91.189.91.46 in /etc/hosts for both apt-get update and the upgrade works. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2170538 Title: Ubuntu 24.04: systemd-resolved DNSSEC fails after root KSK rollover; built-in trust anchor lacks key 38696 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/2170538/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
