The computer initiates a connection to that IP address and continues with loading the page.
The router receives a reply from a public DNS server and sends that on to your computer among other details, it includes an IP address such as 190.93.242.181.
If other devices have previously requested the Tuts+ Hub, the router may have the result cached already and may skip this step.
The router asks a DNS server for the IP address.
Type into the web browser the computer asks the router for the IP address for so it can connect to the server.
Connect to a wireless network the router tells your computer what DNS server to use, usually the router itself.
Every device on the public Internet has an IP address DNS is like a phonebook that associates a domain name, for instance, with the server’s IP address, 190.93.242.181. In this tutorial, I’ll show you what DNS is and some tips you can use to be safer on the web.ĭNS stands for Domain Name System and is a protocol, or language, that computers use when talking to each other. When you open your web browser and type in to find something interesting to learn, your computer is able to find a server with the IP address 190.93.242.181. Among other technologies, a protocol called DNS helps your computer find that server.