SSL/TLS Certificate Lookup

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

SSL/TLS Certificate for congefi.ch

Valid
Issued by (CA)
Let's Encrypt
Subject
congefi.ch
Valid from
May 16, 2026
Valid until
Aug 14, 2026 (24 days remaining)
Public key
RSA 2048-bit
Serial
064D3BB1E49E0B21B6187F8DA8CBCCE2A24D
SHA-256 fingerprint
18:78:3C:48:69:A5:10:95:6E:A7:41:72:1D:AA:92:8F:8B:92:5C:23:45:FF:12:D8:60:66:04:C2:C9:84:41:C1
Chain
R13 → ISRG Root X1
Subject Alternative Names (2)
congefi.ch, www.congefi.ch

Certificate Authority Authorization (CAA)

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