Class A, B, and C IP Address Ranges and Quiz

Loopback IPv6 Address

::1

What class is address 10.5.5.100?

Class A, private

What class is address 126.121.178.222?

Class A, public

What class is address 66.10.10.10?

Class A, public

What class is address 99.67.3.3?

Class A, public

What class is address 169.254.144.110?

Class B, APIPA

What class is address 172.16.10.150?

Class B, private

What class is address 172.31.10.150?

Class B, private

What class is address 128.7.100.3?

Class B, public

What class is address 172.32.10.150?

Class B, public

What class is address 191.200.3.3?

Class B, public

What class is address 192.168.254.1?

Class C, private

What class is address 195.77.21.1?

Class C, public

Class "A" Address Ranges

1.0.0.0 to 126.255.255.255

Class "A" Private IP Address Range

10.0.0.0 to 10.255.255.255

Loopback IPv4 Address

127.0.0.1

Class "B" Address Ranges

128.0.0.0 to 191.255.255.255

Class "B" Private IP Address Range

172.16.0.0 to 172.31.255.255

Class "C" Address Ranges

192.0.0.0 to 223.255.255.255

Class "C" Private IP Address Range

192.168.0.0 to 192.168.255.255