SSL/TLS Certificate Lookup

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

cit.net.uk

SSL/TLS Certificate

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SSL/TLS Certificate for cit.net.uk

Valid
Issued by (CA)
Let's Encrypt
Subject
mail.cit.net.uk
Valid from
Jun 21, 2026
Valid until
Sep 19, 2026 (59 days remaining)
Public key
RSA 2048-bit
Serial
05278FEA110D9891A8F947862FDEE90E4E0A
SHA-256 fingerprint
D5:3A:45:06:93:76:38:7E:C4:C7:81:BC:96:36:87:52:48:9B:D2:60:BD:84:97:21:94:01:38:9E:3A:74:E2:DB
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (3)
cit.net.uk, mail.cit.net.uk, www.cit.net.uk

Certificate Authority Authorization (CAA)

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