SSL Certificate Checker
Inspect the certificate a site presents: expiry, issuer, names covered, key and chain.
Try:
Summary
Certificate
Names covered (SANs)
Chain sent by the server
The check connects from the kilaz.com server with SNI set to the domain you enter; "Trusted" means the chain verifies against the server's standard CA bundle. Only ports 443 and 8443 are allowed, and private hosts are refused. Limited to 30 checks per 10 minutes.