SSL/TLS Certificate Lookup

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

ec.edu.pl

SSL/TLS Certificate

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SSL/TLS Certificate for ec.edu.pl

Valid
Issued by (CA)
Asseco Data Systems S.A.
Subject
ec.edu.pl
Valid from
Jul 1, 2026
Valid until
Jan 16, 2027 (179 days remaining)
Public key
RSA 2048-bit
Serial
39617E05664D5F76B13CD4A5C83B5E84
SHA-256 fingerprint
40:B7:FC:E0:A9:1F:19:C7:28:B2:CC:DA:DD:BA:A2:5A:D7:8F:35:A1:2E:19:C8:22:19:D4:8F:29:5A:6E:74:79
Chain
Certum DV TLS G2 R39 CA → Certum Trusted Root CA → Certum Trusted Network CA
Subject Alternative Names (2)
ec.edu.pl, www.ec.edu.pl

Certificate Authority Authorization (CAA)

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