SSL/TLS Certificate Lookup

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

openyourcom.fr

SSL/TLS Certificate

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SSL/TLS Certificate for openyourcom.fr

Hostname mismatch
Issued by (CA)
Sectigo Limited
Subject
*.nfadmin.net
Valid from
Feb 23, 2026
Valid until
Mar 8, 2027 (230 days remaining)
Public key
RSA 2048-bit
Serial
525279E32448AF7E5D57C85DB9E541DC
SHA-256 fingerprint
47:DC:10:15:6C:5D:94:A2:A0:C4:72:1B:74:BB:DD:B1:3C:49:96:89:0C:49:87:CE:C0:55:25:BB:2A:FB:84:28
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
*.nfadmin.net, nfadmin.net

Certificate Authority Authorization (CAA)

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