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 seti2.nl

Valid
Issued by (CA)
Let's Encrypt
Subject
seti2.nl
Valid from
Jul 5, 2026
Valid until
Oct 3, 2026 (73 days remaining)
Public key
RSA 2048-bit
Serial
05DBA324402844D0C68E39631C258BE1A352
SHA-256 fingerprint
36:5F:8E:A5:15:67:CD:23:AB:30:7D:C7:4A:34:ED:2F:09:8F:92:B7:DB:BC:9B:B1:26:55:61:E2:02:FE:26:12
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (3)
seti2.nl, webmail.seti2.nl, www.seti2.nl

Certificate Authority Authorization (CAA)

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