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 exem.de

Valid
Issued by (CA)
Let's Encrypt
Subject
exem.de
Valid from
Jun 2, 2026
Valid until
Aug 31, 2026 (40 days remaining)
Public key
EC 256-bit
Serial
05DE1B4F2B6FD40755CF4A0F09B728DD4621
SHA-256 fingerprint
18:8C:06:93:9D:45:D8:56:E2:C8:53:A6:09:1B:58:F1:DA:15:E2:04:57:73:42:77:B5:56:5C:7F:98:41:C2:C3
Chain
YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (2)
exem.de, www.exem.de

Certificate Authority Authorization (CAA)

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