User-agent: psbot
Disallow: /

User-agent: BecomeBot
Disallow: /

User-agent: MSIECrawler
Disallow: /

User-agent: gigabot
Disallow: /

User-agent: Rambler
Disallow: /

User-agent: Webcollector
Disallow: /
 
User-agent: NaverBot
Disallow: /

User-agent: libwww-perl
Disallow: /
	
User-agent: Nutch
Disallow: /

User-agent: ConveraCrawler
Disallow: /

User-agent: *
Disallow: