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 ceft.de

Untrusted chain
Issued by (CA)
Let's Encrypt
Subject
ceft.de
Valid from
May 26, 2026
Valid until
Aug 24, 2026 (34 days remaining)
Public key
EC 256-bit
Serial
05387310409D5DF656A09F0AEFFFF9EE2F2D
SHA-256 fingerprint
85:8C:F7:C3:5E:C9:F8:F7:98:48:E5:2B:24:4E:7A:0A:19:C8:84:C3:33:17:16:65:61:97:BE:7D:56:F2:51:98
Chain
Subject Alternative Names (2)
ceft.de, www.ceft.de

Certificate Authority Authorization (CAA)

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