By changing the addresses of DNS servers used by your Internet connection to those servers as the fastest servers of OpenDNS or Google Public DNS, you can speed up the loading of pages you visit. DNS Servers are used by your internet connection to the correspondence between a domain name and IP address corresponding. It is indeed easier to browse the Internet using domain names rather than sequences of numbers. Whenever you call a page, images that are loaded or download files, a DNS server is used.
You must change the parameters of the network connection of your Windows XP computer to declare a new DNS servers. Here is how to do that:-
Click the Start button and then click Control Panel.
Click Network and Internet Connections.
Click on Network Connections.
Double click the icon for your network connection.
Click the Properties button.
Double click the item Internet Protocol (TCP / IP).
Select Use the DNS server addresses on this windows.
Then enter the Preferred DNS server field the first DNS server address to use for Google 18.104.22.168 Public or DNS to OpenDNS 22.214.171.124.
Then enter the DNS server field the second DNS server address to use for Google 126.96.36.199 Public or DNS to OpenDNS 188.8.131.52.
Click OK twice and then click Close.
Reboot the system. The new settings are then applied. Launch your Web browser and visit your favorite sites. They should receive more smoothly and quickly.