Knowledge Base

Scenario

This page contains a list of DigiCert IP addresses for the CertCentral renewal email system.

Solution

Does your company use allowlists*?

• If not, no action is required.
• If yes, you must update allowlists and email filters to include the IP addresses listed below to ensure you receive important renewal emails and other critical communications. 
  
  *Allowlists: lists for firewalls that only allow specified IP addresses to perform certain tasks or connect to your system. 
  
  CertCentral renewal email system IP addresses:
  Add the IP addresses below to your firewall and spam appliance allowlists. This list includes existing and recently added servers.
  
  
  • 34.213.233.92
  • 52.37.154.10
  • 52.32.247.61
  • 216.168.244.37
  • 44.230.95.124
  • 91.240.105.37
  • 202.65.16.36
  • 142.0.167.190
  • 142.0.167.189
  • 142.0.167.188
    
    Note: DigiCert has deprecated the IP address 64.58.225.115. You may remove this IP address from your allowlist.
    
    Email sent from:
    admin@digicert.com
    updates@digicert.com