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o12.pl

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Fetching the TLS certificate

TLS certificate

Valid, but renews in 20 days.

Expiring soon20 days left

Certificate

Issuer: nazwaSSL DV TLS G2 R29 CA (nazwa.pl Sp. z o.o.)
Subject: *.o12.pl

Validity

Valid from: Sep 26, 2025
Valid to: Sep 26, 2026

Connection

Protocol: TLSv1.3
Key: RSA 2048
Cipher: TLS_AES_256_GCM_SHA384 (TLSv1.3)

Subject alternative names (2)

*.o12.pl
o12.pl

Chain

01
*.o12.pl
issued by nazwaSSL DV TLS G2 R29 CA (nazwa.pl Sp. z o.o.)
02
nazwaSSL DV TLS G2 R29 CA (nazwa.pl Sp. z o.o.)
issued by Certum Trusted Root CA (Asseco Data Systems S.A.)
03
Certum Trusted Root CA (Asseco Data Systems S.A.)
root

Fingerprint

SHA-256: D8:DE:85:39:AF:73:D7:AD:A7:C5:9E:DE:2A:9C:5E:43:36:36:3E:BD:50:9F:C7:85:24:91:94:4F:F9:A1:0D:2B
Serial number: 7D1CD4086EAE7876F14A137661751E1C