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 ...

IP addresses are like opinions… everyone has one. But not every IP address is created equal. Some IP addresses are dynamic, which means they automatically change, based on router settings. Also: ...

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 ...

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 ...

You can find the hostname of any computer with a public IP address by passing the address to any Domain Name System (DNS) server. However, since the computers on a small business network have private ...

I have a user who's machine is not pingable on our network, using computer hostname or associated IP. However, in troubleshooting this, I see that the IP the machine actually has does not resolve to ...

We list the best IP address tools, to make it simple and easy to better manage networks. If you manage a large network of computers and other devices, you probably have many IP addresses to keep track ...