How to find your IP address and Subnet Mask in CIDR notation? | From basics| Windows | Linux | by Arijit Sarkar | Medium
Cool Subnetting Tricks with Variable Length Subnet Mask | Pluralsight
Consider that the IP address is 192.248.87.3 and the sub-net mask is 255.255.255.224. How many hosts can be directly connected to this network? - Quora
Solved Given an IP address and mask of 192.168.70.0/28, | Chegg.com
Routing First-Step: Classless Internet addressing | TechTarget
IP subnetting made easy | TechRepublic
Subnetting on IPv4 Class C - /28, /29 and /30 netowrks - YouTube