DNS prefetching – Perform DNS lookup before a user actually clicks on a link!
Clear DNS cached Results from Ubuntu 12.04 (Precise Pangolin) – in one simple command.
How to use Google Public DNS in Ubuntu 11.10/12.04 or similar GNU/Linux distro.
How to setup OpenDNS on Ubuntu 11.04/..
Spoofing DNS Cache: DNS i.e domain name system is distributed database with a hierarchical structure used to translate the human friendly host names into the IP address,in TCP/IP Network.So when a computer wants to communicate with www.sudobits.com then it first sends a query to the local DNS server and the dns server checks its databases …