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 lalia.cz

Valid
Issued by (CA)
Let's Encrypt
Subject
www.lalia.cz
Valid from
Jul 18, 2026
Valid until
Oct 16, 2026 (87 days remaining)
Public key
RSA 2048-bit
Serial
05069AE33EF9B4648A152209D3DE5E8F5914
SHA-256 fingerprint
1C:71:AE:75:4F:3D:BC:24:A3:F9:4F:E0:D8:0A:BB:BB:5C:54:A6:5C:0D:7E:FB:AF:24:2D:7A:E8:A3:F1:93:18
Chain
YR1 → Root YR → ISRG Root X1
Subject Alternative Names (2)
lalia.cz, www.lalia.cz

Certificate Authority Authorization (CAA)

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