SSL/TLS Certificate Lookup

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

aterno.fr

SSL/TLS Certificate

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SSL/TLS Certificate for aterno.fr

Valid
Issued by (CA)
Let's Encrypt
Subject
aterno.fr
Valid from
Jul 16, 2026
Valid until
Oct 14, 2026 (84 days remaining)
Public key
EC 256-bit
Serial
057F1B290A9DDEB30E29B73F325F10DDF5CC
SHA-256 fingerprint
E4:A4:68:F9:45:51:BB:66:22:A9:04:B7:B7:E5:6F:81:CD:C4:1E:56:1B:F1:DC:2F:27:61:53:F3:6B:AD:B7:B4
Chain
YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (2)
*.aterno.fr, aterno.fr

Certificate Authority Authorization (CAA)

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