CIW Exam Questions

Which IP address range is reserved by the ICANN for private networks?

Which IP address range is reserved by the ICANN for private networks?

A.
0.0.0.0 and 255.255.255.255

B.
127.0.0.0 through 127.31.255.255

C.
172.16.0.0 through 172.31.255.255

D.
196.0.0.0 through 196.255.255.255

Explanation:
The address ranges that are reserved by ICANN for private networks are:
10.0.0.0-10.255.255.255
172.16.0.0-172.31.255.255
192.168.0.0-192.168.255.255
Notice that each range falls within a different class of IP addresses.
Incorrect Answers:
A: This is the entire IP address space, and not just for private networks.
B: IP Addresses beginning with 127 are loopback addresses, and reserved for loopback functions.
D: This is not the private address for the Class C range.