SSL/TLS Certificate Lookup

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

frankencom.ch

SSL/TLS Certificate

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SSL/TLS Certificate for frankencom.ch

Valid
Issued by (CA)
Let's Encrypt
Subject
frankencom.ch
Valid from
May 29, 2026
Valid until
Aug 27, 2026 (36 days remaining)
Public key
RSA 2048-bit
Serial
067153BB585DB276DB574B64BB7FEE17ADFD
SHA-256 fingerprint
64:F9:15:F1:D8:04:A4:D9:D6:4D:33:7E:01:FE:4E:47:09:C4:0C:10:63:9C:67:03:24:F4:4A:CB:04:A3:2D:40
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (3)
frankencom.ch, webmail.frankencom.ch, www.frankencom.ch

Certificate Authority Authorization (CAA)

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