Additional Office 365/EOP IP’s Added!

2017-12-01T11:25:09+00:00 March 28th, 2015|Office 365|

Microsoft have added additional IP’s to Office 365 and EOP, so if you get mail delivered On-Prem from 365 be sure to get the following IP’s added to your Firewall and Exchange Connectors!

Additional IP’s are as follows:

  • 40.96.0.0/16
  • 40.97.0.0/16
  • 40.98.0.0/16
  • 40.99.0.0/16
  • 40.100.0.0/16
  • 40.101.0.0/16
  • 40.102.0.0/16
  • 40.107.0.0/16
  • 204.79.197.215
  • 131.253.33.215
  • 191.234.6.152
  • 206.191.224.0/19
  • 23.103.224.0/19
  • 40.103.0.0/16
  • 40.104.0.0/16
  • 40.105.0.0/16

Be sure to get these IP’s added in the relevant places as you only get a 30 day warning period before Microsoft start using these IPs!!!