SSL/TLS Certificate Lookup

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

science-class.net

SSL/TLS Certificate

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SSL/TLS Certificate for science-class.net

Valid
Issued by (CA)
Let's Encrypt
Subject
ftp.science-class.net
Valid from
Jun 9, 2026
Valid until
Sep 7, 2026 (48 days remaining)
Public key
EC 384-bit
Serial
055E5355287351830D1542186D0F9689298B
SHA-256 fingerprint
AC:59:49:31:1F:4B:FB:CB:13:EC:0D:0D:87:CD:76:31:D1:D4:50:B1:2F:F7:17:DA:A8:8F:8E:FA:65:59:1D:3E
Chain
YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (6)
ftp.science-class.net, mail.science-class.net, pop.science-class.net, science-class.net, smtp.science-class.net, www.science-class.net

Certificate Authority Authorization (CAA)

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