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 smn.no

Valid
Issued by (CA)
Let's Encrypt
Subject
smn.no
Valid from
May 27, 2026
Valid until
Aug 25, 2026 (34 days remaining)
Public key
RSA 4096-bit
Serial
05E0B352D0F24F571ED30F8121CBAF266523
SHA-256 fingerprint
FC:19:41:7B:CC:CC:B5:4A:6C:E7:73:6C:18:7C:DA:CE:58:99:86:6C:99:6F:0E:0B:95:66:C3:3A:47:74:93:BA
Chain
R13 → ISRG Root X1
Subject Alternative Names (2)
smn.no, www.smn.no

Certificate Authority Authorization (CAA)

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