SSL Monitoring
Get alerted before your SSL certificate expires or breaks HTTPS.
Alertum SSL monitoring tracks certificate expiry dates and HTTPS availability for all your domains, sending early warnings so your team can renew before users see browser trust errors.
How it works
SSL monitoring checks your domains' certificate chains on regular intervals, verifies HTTPS handshake success, tracks days until expiry, and triggers alerts when certificates are approaching their expiry date or become invalid.
Core capabilities
- ·Certificate expiry detection and early alerting
- ·HTTPS availability and handshake validation
- ·Multi-domain and wildcard certificate support
- ·Configurable warning threshold before expiry
Assertions and thresholds
- ·Days-until-expiry threshold before alerting
- ·HTTPS handshake success validation
- ·Certificate authority chain trust check
Typical use cases
- ·Preventing unplanned HTTPS outages from expired certificates
- ·Multi-domain certificate lifecycle management
- ·Customer trust preservation during renewals
Frequently asked questions
How early can I get SSL expiry alerts?
You can configure Alertum to alert you days or weeks before a certificate expires, giving your team time to renew without any downtime.
Does Alertum monitor wildcard certificates?
Yes — Alertum tracks SSL/TLS certificates for any domain, including wildcard and multi-SAN certificates.
What happens when a certificate expires?
Alertum opens an incident immediately so your team can renew the certificate and restore HTTPS availability.
Is SSL monitoring separate from website monitoring?
Yes — SSL monitoring focuses specifically on certificate validity and expiry. Website monitoring handles HTTP availability and response quality.
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