IP addresses 172.17.x.x cannot be reached from outside our network, and that's how it's supposed to work, right? I'm in a nasty argument with one of my customers, and one of us is acting like a total ...

The internet relies on a system of addresses that treats every computer, tablet and smartphone as a distinct device, allowing all of them to communicate with each other. Because many kinds of devices ...

Every computer connected to the Internet has a unique Internet Protocol (IP) address that identifies the device to other computers, allowing the user to browse the Web and access other online services ...

How to find a hostname via public IP address? In order to find the hostname of a computer with a public IP address, you have to pass the address to the Domain Name System (DNS) server. Here are the ...