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 kse.cat

Valid
Issued by (CA)
Let's Encrypt
Subject
kse.cat
Valid from
Jun 4, 2026
Valid until
Sep 2, 2026 (43 days remaining)
Public key
RSA 2048-bit
Serial
0533D250491A5D8F788EFAA3459303243E99
SHA-256 fingerprint
62:D7:D5:EA:FB:A8:90:4F:0C:94:48:8B:B6:B3:5B:E2:F7:CA:3D:BD:76:0F:C8:7B:35:27:A0:27:64:7A:61:B6
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
kse.cat, www.kse.cat

Certificate Authority Authorization (CAA)

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