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 ths.si

Valid
Issued by (CA)
Let's Encrypt
Subject
ths.si
Valid from
Jun 30, 2026
Valid until
Sep 28, 2026 (68 days remaining)
Public key
EC 384-bit
Serial
0594FE8EEF26AF9E4F3FA447C3688ADBC647
SHA-256 fingerprint
CA:2A:9E:3C:69:F1:C6:88:D6:35:F0:1F:68:86:69:54:99:7C:91:81:A9:B1:68:40:F1:AC:4C:A9:A7:73:8D:11
Chain
YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (2)
ths.si, www.ths.si

Certificate Authority Authorization (CAA)

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