SSL/TLS Certificate Lookup

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

goserver.host

SSL/TLS Certificate

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SSL/TLS Certificate for goserver.host

Expired
Issued by (CA)
Sectigo Limited
Subject
*.goserver.host
Valid from
Dec 15, 2022
Valid until
Jan 15, 2024 (expired 919 days ago)
Public key
RSA 4096-bit
Serial
F700ECDA6BC6BDC00993C4DCA1D3D0DA
SHA-256 fingerprint
06:37:B9:AC:85:27:E4:1F:E4:59:0D:C8:53:2B:87:3F:AB:80:C9:A9:78:76:8C:39:0C:85:F4:E7:41:40:86:90
Chain
Sectigo RSA Domain Validation Secure Server CA → USERTrust RSA Certification Authority
Subject Alternative Names (2)
*.goserver.host, goserver.host

Certificate Authority Authorization (CAA)

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