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 balonovemuzeum.cz

Self-signed
Issued by (CA)
Rosti.cz
Subject
default.rostiapp.cz
Valid from
Jan 4, 2021
Valid until
Jan 4, 2022 (expired 1658 days ago)
Public key
RSA 4096-bit
Serial
01BA7C825CA35411C134586073613ADE2A0BE288
SHA-256 fingerprint
DF:C1:2B:39:05:96:86:92:FA:09:E0:E6:0D:09:27:B1:DA:A3:E3:AE:1A:06:5E:2B:1E:30:0B:9F:46:F5:E2:56
Chain
default.rostiapp.cz

Certificate Authority Authorization (CAA)

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