Domain Name Servers (DNS) bind the internet together. They match machine-usable IPv4 and IPv6 addresses with human-readable domain names. It's the internet's equivalent of the phone book. But, while ...

When using the Internet most people connect to web sites, ftp servers or other Internet servers by connecting to a domain name, as in www.bleepingcomputer.com. Internet applications, though, do not ...

Are you a developer who wants to test changes to their website before making them live? Or do you want to block access to certain websites on your home network? A simple search on the internet will ...

Get to know the Linux hosts file and how to use it Your email has been sent If you're new to Linux, there's a very handy file you'll want to learn about right away. Jack Wallen introduces you to the ...

The hosts file (/etc/hosts on Unix based system) is the first step in the translation of a FQDN hostname to the IP address format. When making a DNS request on any address server on the web, this file ...

How to remove or update a single entry from the SSH known_hosts file Your email has been sent SSH holds fingerprints of your remote machines in the known_hosts file. Sometimes you might need to remove ...

Community driven content discussing all aspects of software development from DevOps to design patterns. When a developer tests web-based applications, it’s common practice to spoof your computer to ...