SSL/TLS Certificate Lookup

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

polmaratonsolan.pl

SSL/TLS Certificate

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SSL/TLS Certificate for polmaratonsolan.pl

Valid
Issued by (CA)
Asseco Data Systems S.A.
Subject
polmaratonsolan.pl
Valid from
Apr 9, 2026
Valid until
Oct 25, 2026 (95 days remaining)
Public key
RSA 4096-bit
Serial
555E82EC1B2FC2C34F2B9AD0102B7ABE
SHA-256 fingerprint
B9:93:5E:C1:97:F1:D4:EA:BF:F2:61:21:2D:58:F2:05:36:A4:EE:16:96:05:39:A4:5C:DE:FC:5A:33:38:D7:35
Chain
Certum DV TLS G2 R39 CA → Certum Trusted Root CA
Subject Alternative Names (2)
polmaratonsolan.pl, www.polmaratonsolan.pl

Certificate Authority Authorization (CAA)

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