Domain Name System or the DNS system is an Internet service that converts domain names into numerical Internet protocol (IP) addresses. These numerical IP addresses are used by computers to connect ...

Reverse DNS is a site that displays reverse lookup results for approximately 4.3 billion IPv4 addresses in a map-like manner. This is what it looks like when you access the site. I can't tell what it ...

Ever heard about the term “DNS” when using the Internet? DNS stands for Domain Name System. Before we go ahead and talk about what DNS is and how DNS lookup works, let us understand what the D in the ...

Your IP address might be blocked on a website if you try logging in too many times or if you're suspected of being a spammer. You can wait 24 hours if the ban was temporary, or check to see if you've ...

I've got something weird going on here. Over the last couple of days, suddenly my name servers (authoritative name servers for several hundred domains and recursive for a large number of users/servers ...