TLS 1.3 TLS_AES_256_GCM_SHA384
Leaf Certificate
Subject www.poznan.pl
Issuer GeoTrust TLS RSA CA G1
Valid From May 12, 2026
Valid Until Nov 26, 2026 (102 days)
Algorithm SHA256-RSA
Subject Alternative Names
www.poznan.plpoznan.plbip.poznan.plwww.bip.poznan.plwireless.poznan.plwww.wireless.poznan.plsm.poznan.plwww.sm.poznan.plkultura.poznan.plwww.kultura.poznan.plvideo.poznan.plwww.video.poznan.plproxy.video.poznan.plinny.poznan.plwww.inny.poznan.plfotoportal.poznan.plwww.fotoportal.poznan.plnawolnym.poznan.plwww.nawolnym.poznan.plnafalach.poznan.plwww.nafalach.poznan.plzawodowcy.poznan.plwww.zawodowcy.poznan.plnieruchomosci.poznan.pl
Intermediate
Subject GeoTrust TLS RSA CA G1
Issuer DigiCert Global Root G2
Valid From Nov 2, 2017
Valid Until Nov 2, 2027 (442 days)
Algorithm SHA256-RSA
Findings
✓ TLS 1.3 supported
✓ SSL certificate valid (102 days remaining)
✓ Certificate covers 24 domains (SANs)
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