SSL/TLS Certificate Lookup

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

folker-winkelmann.de

SSL/TLS Certificate

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SSL/TLS Certificate for folker-winkelmann.de

Valid
Issued by (CA)
Sectigo Limited
Subject
*.folker-winkelmann.de
Valid from
Oct 20, 2025
Valid until
Nov 3, 2026 (105 days remaining)
Public key
RSA 2048-bit
Serial
8846A74D5C5BF0AA55CBDB21EC20211C
SHA-256 fingerprint
E6:D7:76:46:92:DA:37:B8:83:D6:62:CC:38:4B:DF:36:9B:88:44:66:1C:26:8C:C0:D2:AC:63:D5:AC:CD:1E:FD
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
*.folker-winkelmann.de, folker-winkelmann.de

Certificate Authority Authorization (CAA)

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