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 climsr.fr

Valid
Issued by (CA)
Let's Encrypt
Subject
www.climsr.fr
Valid from
Jul 13, 2026
Valid until
Oct 11, 2026 (81 days remaining)
Public key
RSA 4096-bit
Serial
0502AFB7139686154C7990CECF5B1F4023C2
SHA-256 fingerprint
14:2A:A3:A0:F1:CC:9C:4F:78:4B:68:4B:40:8F:EC:BC:98:3D:D3:10:E4:0D:7F:3E:E0:FC:BF:C5:29:EA:32:F2
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
climsr.fr, www.climsr.fr

Certificate Authority Authorization (CAA)

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