SSL/TLS Certificate Lookup

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

iok.ch

SSL/TLS Certificate

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SSL/TLS Certificate for iok.ch

Hostname mismatch
Issued by (CA)
Sectigo Limited
Subject
*.metanet.ch
Valid from
Jun 3, 2026
Valid until
Dec 18, 2026 (150 days remaining)
Public key
RSA 4096-bit
Serial
2C1B6F2266A356471845069EDDE25B41
SHA-256 fingerprint
C2:D5:3D:10:F7:69:EC:4F:63:85:C4:DD:E4:22:97:DF:0F:12:6C:47:61:6D:C3:15:B2:AB:16:AC:D4:85:56:91
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
*.metanet.ch, metanet.ch

Certificate Authority Authorization (CAA)

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