Every 30 seconds, this job checks the expiration dates of TLS certificates. It exposes these dates as metrics for monitoring with Prometheus.
Source code: https://github.com/brawer/certmon
| Domain | Certificate expires |
|---|---|
| codesearch.wmcloud.org | 2025-07-27T13:22:33Z |
| wmcloud.org | 2025-07-27T13:22:33Z |
| query.wikidata.org | 2025-09-09T23:59:37Z |
| toolforge.org | 2025-09-11T12:04:45Z |