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Results for

proofpoint.com

TLS certificate

The certificate is trusted and in date.

Valid72 days left

Certificate

Issuer
Sectigo Public Server Authentication CA OV R36 (Sectigo Limited)
Subject
www.proofpoint.com

Validity

Valid from
Aug 11, 2025
Valid to
Aug 11, 2026

Connection

Protocol
TLSv1.3
Key
RSA 2048
Cipher
TLS_AES_128_GCM_SHA256 (TLSv1.3)

Subject alternative names (57)

  • www.proofpoint.com
  • abaca.com
  • blog.proofpoint.com
  • dev11.proofpoint.com
  • emergingthreats.net
  • emergingthreatspro.com
  • essentials.proofpoint.com
  • fortiva.com
  • insiderthreatmanagement.com
  • ipcheck.proofpoint.com
  • ipchecktest.proofpoint.com
  • jira.proofpoint.com
  • mobiledefense.proofpoint.com
  • netcitadel.com
  • nexgate.com
  • proofpoint.co.jp
  • proofpoint.co.uk
  • proofpoint.com
  • proofpoint.com.au
  • proofpoint.com.br
  • proofpoint.com.es
  • proofpoint.de
  • proofpoint.es
  • proofpoint.fr
  • proofpoint.it
  • proofpoint.jp
  • proofpoint.mx
  • proofpoint.uk
  • proofpoint.uk.com
  • proofpointessentials.com
  • sendmail.com
  • sigaba.com
  • stopemailfraud.proofpoint.com
  • translate.proofpoint.com
  • wiki.proofpoint.com
  • www.abaca.com
  • www.emergingthreats.net
  • www.emergingthreatspro.com
  • www.fortiva.com
  • www.netcitadel.com
  • www.nexgate.com
  • www.proofpoint.co.jp
  • www.proofpoint.co.uk
  • www.proofpoint.com.au
  • www.proofpoint.com.br
  • www.proofpoint.com.es
  • www.proofpoint.de
  • www.proofpoint.es
  • www.proofpoint.fr
  • www.proofpoint.it
  • www.proofpoint.jp
  • www.proofpoint.mx
  • www.proofpoint.uk
  • www.proofpoint.uk.com
  • www.proofpointessentials.com
  • www.sendmail.com
  • www.sigaba.com

Chain

  1. 01

    www.proofpoint.com (Proofpoint, Inc.)

    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)

    root

Fingerprint

SHA-256
AB:6F:B5:94:49:93:C8:4C:3D:98:0C:E4:8F:07:4B:61:F9:18:7C:33:70:F0:72:D7:E9:00:E4:24:85:60:41:AF
Serial number
CAC3113E9DB0EE25AC52F52285128C68