What is the range specified by 21214013318127 with netmask 2

What is the range specified by 212.140.133.181/27 with netmask 255.255.255.224? Show your work. Also, find one of the free IP address calculators on the Internet and check your answer. Include the screenshot of it

Solution

Given IP address range: 212.140.133.181/27. That is, 27 bits are for network address. Netmask is: 255.255.255.224.

Minimum value is: 10110101 && 11100000 = 10100000 = 160.

Maximum value is: 10111111 = 191.

So, the range of addresses is: 212.140.133.161 to 212.140.133.190.

If you need any refinements, just get back to me. You can check for the free IP address calculators over internet with these results.