User-agent: baiduspider
Disallow: /

User-agent: twiceler
Disallow: /

User-agent: sbider 
Disallow: /

User-agent: SBider 
Disallow: /

User-agent: PropBot 1.0b (properazzi.com) 
Disallow: /

User-agent: psbot
Disallow: /

User-agent: BecomeBot
Disallow: /

User-agent: MJ12bot
Disallow: /

User-agent: MJ12bot
Disallow: /

User-agent: *
Disallow: /_int/