CIDR Breakdown for

For customers who are using Office 365 or any other platform that will only accept CIDR format ranges of /24:


You are setting up your account with Office 365 and need to know the CIDR ranges.

  • Not able to use /19 range
  • Office 365 only accepting CIDR range up to /24


Listed here are the /24 breakdown for the /19 range

/24 Breakdown Of