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 hca-castrop.de

Valid
Issued by (CA)
Sectigo Limited
Subject
www.hca-castrop.de
Valid from
Aug 10, 2025
Valid until
Aug 31, 2026 (41 days remaining)
Public key
RSA 2048-bit
Serial
301EAFE61D67746699CB433519CD2EA4
SHA-256 fingerprint
24:73:85:A9:86:77:D0:13:30:EE:AF:D3:26:82:56:1F:81:35:FA:1F:B7:C6:C9:F8:F8:CB:D1:23:2A:80:46:0C
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
hca-castrop.de, www.hca-castrop.de

Certificate Authority Authorization (CAA)

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