Which of the following IP addresses can be pinged from the Internet?
A. 10.0.0.1 B. 126.96.36.199 C. 172.16.2.1 D. 192.168.1.1
Correct Answer: B
Explanation: Any IP address that doesn’t start with 192.168 and 10.0.0 can be pinged from internet. These IP addresses are reserved for private network. 172.16.2.1 is not a valid IP address at all because it mixed class C and Class A addresses. 188.8.131.52 is a valid Class A IP address.