An expired SSL certificate breaks your site for every visitor with a scary browser warning, and it often happens silently at the worst possible time. SSL certificate monitoring checks the certificate on your domain and tells you exactly when it expires — well in advance.
Uppinger verifies that your certificate is valid, trusted, matches your domain, and is not close to expiry. You get reminders before the deadline so renewal is never a fire drill.
How SSL Monitoring works
Add your domain
Enter the HTTPS domain whose certificate you want to watch.
We inspect the certificate
Uppinger reads the certificate chain, issuer, validity dates and domain match on every check.
Early expiry warnings
You receive reminders 30, 14 and 7 days before expiry — and immediately if it ever becomes invalid.
Renew with time to spare
No more last-minute scrambles or outages caused by a lapsed certificate.
Why use Uppinger for ssl monitoring
- ✓Expiry reminders at 30, 14 and 7 days
- ✓Detects invalid, self-signed and mismatched certificates
- ✓Verifies the full certificate chain is trusted
- ✓Alerts via email, SMS, Slack and Telegram
- ✓One less manual task to remember every year
Frequently asked questions
What is SSL certificate monitoring?
It is an automated check that reads your site's SSL/TLS certificate and alerts you before it expires or if it becomes invalid, so visitors never hit a security warning.
When will I be warned before expiry?
Uppinger sends reminders 30, 14 and 7 days before your certificate expires, and an immediate alert if the certificate becomes invalid at any point.
Does it work with Let's Encrypt certificates?
Yes. SSL monitoring works with any publicly trusted certificate, including free Let's Encrypt certificates that renew every 90 days.
Other monitor types
Start ssl monitoring for free
No credit card required. Set up your first monitor in under 60 seconds.
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