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 dsf.dk

Valid
Issued by (CA)
Let's Encrypt
Subject
dsf.dk
Valid from
Jul 13, 2026
Valid until
Oct 11, 2026 (82 days remaining)
Public key
RSA 2048-bit
Serial
054AFF755A4C10383899CCCE24E03FA3F7F7
SHA-256 fingerprint
DC:D0:2A:87:A0:CE:DE:3E:8D:52:17:10:AA:56:71:FD:DD:43:C0:11:2F:D6:98:E0:F6:F9:80:2B:EC:48:52:54
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
dsf.dk, www.dsf.dk

Certificate Authority Authorization (CAA)

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