User-agent: *
Disallow: /

User-agent: Googlebot
Disallow: /

User-agent: Baiduspider
Disallow: /

User-agent: MSNbot
Disallow: /

User-agent: Yahoo Slurp
Disallow: /

User-agent: sogou spider
Disallow: /

User-agent: YodaoBot
Disallow: /