simran001 - 9:52 am on Jan 15, 2013 (gmt 0) [edited by: engine at 9:30 am (utc) on Jan 16, 2013]
Robots.txt is a text file you put on your site to tell search robots which pages you would like them not to visit. Robots.txt is by no means mandatory for search engines but generally search engines obey what they are asked not to do.
robot file contains only:
[edit reason] see WebmasterWorld TOS [/edit]
[edited by: engine at 9:30 am (utc) on Jan 16, 2013]