The DNS converts human-understandable domain names to computer-understandable IP addresses. On your system, you use the DNS server, which is set by default by your internet service provider (ISP).

When attempting to resolve the domain names externally, DNS either doesn't reply or they resolve to the internal IP address. When I use network-tools.com, the websites resolve properly.

The Domain Name System is an essential part of your internet experience. We explain why it's important and show you how to upgrade to a better DNS server for increased speed and security.

A DNS server – short for Domain Name System server – helps your web browser connect to the internet and load websites properly.

Domain Name System (DNS) plays a crucial role in translating domain names into IP addresses, enabling you to access websites and services seamlessly. However, the default DNS provided by your ...

What Are Domain Name System (DNS) Resolvers and How Do They Work?. DNS resolvers play a key role in converting Web links to IP addresses, acting as a link between your computer and the Internet's ...

The host file on your device serves as a local DNS system for looking up domain names. Like DNS services, the host file lets your computer map domain names to IP addresses.

One of those frustrating errors is "DNS server not responding." When you receive this message, it indicates that your browser is unable to establish a connection with the Domain Name Server (DNS).

Enter the Settings app on your iOS device, and select Wi-Fi. Tap the small "i" icon next to the name of the network that needs the DNS server details changed, scroll down, and tap Configure DNS.