SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

SSL/TLS Certificate for hsems.com

Self-signed
Issued by (CA)
Plesk
Subject
Plesk
Valid from
Oct 7, 2025
Valid until
Oct 7, 2026 (77 days remaining)
Public key
RSA 2048-bit
Serial
107457
SHA-256 fingerprint
C6:E7:EF:16:FC:BA:CF:7D:31:9E:41:8E:1F:3B:25:9C:B0:64:CA:FE:0E:35:5A:05:91:CD:16:4A:56:8F:52:9F
Chain
Plesk

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.