Never let a certificate expire.
Perimon continuously monitors your SSL certificates and alerts you before expiry. No config, included on all plans.
Included on all plans
The problem
An expired certificate is catastrophic.
Visitors blocked
Every browser shows a red warning. Your users leave immediately — and don't come back.
Trust destroyed
The padlock disappears. Your brand takes an instant, lasting hit.
SEO impacted
Google penalizes sites with HTTPS issues. Your ranking drops.
What Perimon checks
More than just an expiry check.
Perimon inspects every aspect of your SSL certificate on every check.
Is the certificate valid and recognized by browsers?
Days remaining. Automatic alert well before the deadline.
Certificate authority that issued the certificate.
Domain covered by the certificate (CN / SAN).
Full certificate chain valid up to the root.
TLS version in use (TLS 1.2, TLS 1.3).
Active encryption algorithm on the connection.
Certificats surveillés
ExpirationAlerte automatique envoyée avant expiration
Don't find out about expiry from your users.
SSL monitoring included free. Zero configuration.
Start for free