SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

optimalus.lt

SSL/TLS Certificate

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SSL/TLS Certificate for optimalus.lt

Expiring soon
Issued by (CA)
Let's Encrypt
Subject
optimalus.lt
Valid from
May 6, 2026
Valid until
Aug 4, 2026 (13 days remaining)
Public key
RSA 2048-bit
Serial
055A86504D77D9875FA19E58D16BC3DF29CF
SHA-256 fingerprint
C9:41:32:0B:C1:AA:F6:A1:0D:76:9F:CB:9D:00:8A:FF:83:F6:99:76:32:96:A8:76:75:85:AB:8C:36:70:6E:AE
Chain
R13 → ISRG Root X1
Subject Alternative Names (3)
optimalus.lt, webmail.optimalus.lt, www.optimalus.lt

Certificate Authority Authorization (CAA)

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