SSL/TLS Certificate Lookup

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

dunan.co.uk

SSL/TLS Certificate

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SSL/TLS Certificate for dunan.co.uk

Valid
Issued by (CA)
Let's Encrypt
Subject
*.dunan.co.uk
Valid from
Jun 29, 2026
Valid until
Sep 27, 2026 (68 days remaining)
Public key
RSA 2048-bit
Serial
0529E7C8C4573E25DF3E2BC3FB352E6FB5B8
SHA-256 fingerprint
18:76:4D:A3:20:74:DF:EE:DF:C2:8A:9B:A5:30:21:1F:FC:79:26:63:38:B2:BB:11:A5:74:44:8E:3F:65:C4:74
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
*.dunan.co.uk, dunan.co.uk

Certificate Authority Authorization (CAA)

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