SSL/TLS Certificate Lookup

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

semso.no

SSL/TLS Certificate

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SSL/TLS Certificate for semso.no

Valid
Issued by (CA)
Let's Encrypt
Subject
semso.no
Valid from
Jul 1, 2026
Valid until
Sep 29, 2026 (70 days remaining)
Public key
RSA 4096-bit
Serial
05504FB4761366331CDA859DAC5F735BF925
SHA-256 fingerprint
9C:EC:80:A8:CF:BC:8F:E3:A0:5E:01:2B:13:AB:81:B8:B3:C2:B2:9C:A1:C5:CC:99:AE:F8:53:D0:DC:34:6C:AC
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
semso.no, www.semso.no

Certificate Authority Authorization (CAA)

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