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 de2es.pl

Hostname mismatch
Issued by (CA)
cyber_Folks S.A.
Subject
d2s.pl
Valid from
Jul 13, 2026
Valid until
Jan 28, 2027 (191 days remaining)
Public key
RSA 4096-bit
Serial
2BEE77900F0F1D5D602A85E774A6A3B4
SHA-256 fingerprint
DD:74:2C:E9:A2:58:BE:0F:48:7F:CD:66:80:50:DA:DA:15:1B:73:68:7D:66:DA:09:C8:C4:7F:E9:6A:45:34:0B
Chain
cyber_Folks → Certum Global Services CA SHA2 → Certum Trusted Network CA
Subject Alternative Names (2)
d2s.pl, www.d2s.pl

Certificate Authority Authorization (CAA)

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