Subnet Calculator for IP Addresses and Subnetting ONLINE!
Software & Windows Solutions - Subnet and IP Calculator One of the most important tools in the belt of a junior network engineer is an IP network calculator. These can be used
IP Subnet Calculator
Subnet Calculator (Windows) - Download & Review
Microsoft Apps
Gip – IP calculator for GNOME desktop environment – Ubuntu Geek
IP Subnetting - Manage and Monitor IP Subnets | SolarWinds
FREE: SolarWinds Advanced Subnet Calculator – IP subnet calculation made easy – 4sysops