Free SSL Checker
Instantly check TLS certificate expiry, issuer details and whether the certificate matches your hostname.
Launch toolFree monitoring tools
Quick checks for SSL, uptime, DNS, domains and mail — free utilities from the UpMonix team.
Cookies required. 5 free checks — unlock 5 more with your email, or sign up for unlimited monitoring.
Free Uptime Checker
See if a site is reachable right now, which HTTP status it returns, and how long the response took.
Launch toolFree DNS Checker
Look up live DNS records for a domain — useful for troubleshooting and spotting unexpected changes.
Launch toolFree Domain Expiry Checker
Check when a domain registration expires and see registrar information from public registry data.
Launch toolFree MX Record Checker
Verify which mail servers accept email for a domain and whether MX priorities look sensible.
Launch tool