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 alg-gk.de

Valid
Issued by (CA)
Let's Encrypt
Subject
alg-foerderverein.de
Valid from
May 14, 2026
Valid until
Aug 12, 2026 (22 days remaining)
Public key
RSA 4096-bit
Serial
05C95A9D5CBF7F121EA284463E641FBD4483
SHA-256 fingerprint
22:A6:50:61:F4:48:18:EC:B4:F3:19:7C:FC:4C:E7:9E:FF:73:A9:DA:78:82:66:14:E4:AC:E5:17:A9:6E:46:DC
Chain
R12 → ISRG Root X1
Subject Alternative Names (8)
*.alg-foerderverein.de, *.alg-gk.de, *.erinnerung-geilenkirchen.de, *.initiative-erinnern.de, alg-foerderverein.de, alg-gk.de, erinnerung-geilenkirchen.de, initiative-erinnern.de

Certificate Authority Authorization (CAA)

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