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 ...

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 ...

My older kid was trying to apply for college at a university in Florida. Perversely, its website refused to appear. He tried Safari, Firefox, and Chrome on his Mac and Safari on his iPhone. Only his ...

When millions of people suddenly couldn't load familiar websites and apps during the Amazon Web Services, or AWS, outage on Oct. 20, 2025, the affected servers weren't actually down. The problem was ...

First you have to make sure your clients are pointing to that server as the DNS and not the outside ISP's DNS. This is usually done through DHCP, and is most likely already setup. If that's done, all ...

Google announced that site owners can now verify their web sites with Google Search Console in a new way, auto-DNS verification. This works with a select number of domain name service providers and ...

I'm having DNS issues with two of our websites. The project is eliminating our hosting provider and bringing everything in-house. I'm tasked with reconfiguring the nameservers for those domains and ...