Behind every laptop or tablet that goes online, behind every web address, behind every stack of servers, there's an IP address. These strings of numbers and dots act as unique identifiers for the ...

Many of our readers are no doubt familiar with the basics of IP address: They provide a network address that’s used to reliably route Internet traffic to your PC, smartphone, or other device. The ...

In February, the news broke that the Internet Assigned Numbers Authority had allocated the final blocks of IPv4 addresses to the five Regional Internet Registries to be distributed to parties within ...

IP addresses are critical for the infrastructure of the Internet – without them the Internet simply would not work. The proliferation of Internet-connected cell phones, e-readers and other devices has ...

In this chapter, you will learn about the addressing used in IPv4 and IPv6. We'll assign addresses of both types to various interfaces on the hosts and routers of the Illustrated Network. We'll ...

As we run out of IPv4 address space, is it time to create an exchange for trading unused address blocks? Ars contributors Iljitsch van Beijnum and Timothy Lee tackle the issue. In this article, Tim ...