We can check the IP address of our own system by Google search or going through the command prompt. Someone wanted to know the details of a particular post in a website, then IP address plays an important role and particularly in vigilance angle. For example, a missing chopper which lost contact with ATC could be located based on the last SMS signal of a Mobile of the co-passenger. Thus it would help to locate fake mailers and cyber thieves.
So, how can we know the IP address of a particular post and the place of system of its operation?