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 petrotel.pl

Valid
Issued by (CA)
Asseco Data Systems S.A.
Subject
*.petrotel.pl
Valid from
Jun 12, 2026
Valid until
Dec 28, 2026 (159 days remaining)
Public key
RSA 4096-bit
Serial
1FE3D4580F1504E5A8C10B00ABC3DAC9
SHA-256 fingerprint
3D:92:B2:29:99:80:90:52:5D:F1:A2:38:38:A4:F6:72:8F:BA:29:25:AF:FE:0C:E9:A9:DC:EE:58:4A:4D:69:B3
Chain
Certum DV TLS G2 R39 CA → Certum Trusted Root CA
Subject Alternative Names (2)
*.petrotel.pl, petrotel.pl

Certificate Authority Authorization (CAA)

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