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t-systems.cz

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Fetching the TLS certificate

TLS certificate

The certificate is in date but the chain did not verify.

Untrusted128 days left

Certificate

Issuer: Telekom Security DV RSA CA 22 (Deutsche Telekom Security GmbH)
Subject: ebs08.telekom.de

Validity

Valid from: Nov 25, 2025
Valid to: Nov 30, 2026

Connection

Protocol: TLSv1.3
Key: ECDSA prime256v1
Cipher: TLS_AES_256_GCM_SHA384 (TLSv1.3)

Subject alternative names (1)

ebs08.telekom.de

Chain

01
ebs08.telekom.de
issued by Telekom Security DV RSA CA 22 (Deutsche Telekom Security GmbH)
02
Telekom Security DV RSA CA 22 (Deutsche Telekom Security GmbH)
issued by T-TeleSec GlobalRoot Class 2 (T-Systems Enterprise Services GmbH)
03
T-TeleSec GlobalRoot Class 2 (T-Systems Enterprise Services GmbH)
root

Fingerprint

SHA-256: D4:BF:13:35:A4:2B:CA:2C:49:C5:5E:B1:AC:44:42:61:6F:93:E3:7F:C2:25:35:37:9B:75:54:4F:EB:1C:32:F4
Serial number: 301FF4CF53892B715A207B6729416469