SSL/TLS Certificate Lookup

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

koelnerpcfreunde.de

SSL/TLS Certificate

WhoisRDAPDNS RecordsCertificateUptimeDiagnosticsHistoryHide Contact Info

SSL/TLS Certificate for koelnerpcfreunde.de

Valid
Issued by (CA)
Sectigo Limited
Subject
www.koelnerpcfreunde.de
Valid from
Oct 17, 2025
Valid until
Oct 31, 2026 (102 days remaining)
Public key
RSA 2048-bit
Serial
D887CE7F3D8CF2C2068D5E3638000834
SHA-256 fingerprint
4E:93:1D:71:AF:AB:5A:93:85:3F:D2:7F:94:EF:53:8B:C0:34:08:25:AF:D8:D9:19:2B:60:ED:F2:1C:09:6A:5D
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
koelnerpcfreunde.de, www.koelnerpcfreunde.de

Certificate Authority Authorization (CAA)

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