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Results for

1und1.de

TLS certificate

The certificate is trusted and in date.

Valid176 days left

Certificate

Issuer
Sectigo Public Server Authentication CA OV R36 (Sectigo Limited)
Subject
1und1.de

Validity

Valid from
Nov 26, 2025
Valid to
Nov 26, 2026

Connection

Protocol
TLSv1.3
Key
RSA 4096
Cipher
TLS_AES_256_GCM_SHA384 (TLSv1.3)

Subject alternative names (2)

  • 1und1.de
  • www.1und1.de

Chain

  1. 01

    1und1.de (1&1 Telecommunication SE)

    issued by Sectigo Public Server Authentication CA OV R36 (Sectigo Limited)

  2. 02

    Sectigo Public Server Authentication CA OV R36 (Sectigo Limited)

    issued by Sectigo Public Server Authentication Root R46 (Sectigo Limited)

  3. 03

    Sectigo Public Server Authentication Root R46 (Sectigo Limited)

    issued by USERTrust RSA Certification Authority (The USERTRUST Network)

  4. 04

    USERTrust RSA Certification Authority (The USERTRUST Network)

    issued by AAA Certificate Services (Comodo CA Limited)

Fingerprint

SHA-256
F9:77:D2:1A:64:FA:89:88:C8:61:55:F6:51:24:42:B9:AC:CA:AA:75:40:7B:7A:B9:C4:59:EA:96:AF:E6:88:B2
Serial number
D8E259A529FEDB8FFEBEA464629A1DD1