CertMon: Monitoring TLS Certificates

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

DomainCertificate expires
query.wikidata.org2025-11-08T23:56:28Z
codesearch.wmcloud.org2025-12-19T12:27:07Z
wmcloud.org2025-12-19T12:27:07Z
toolforge.org2026-01-09T11:04:26Z