User-agent: Googlebot
Disallow: /

User-agent: MSNBot
Disallow: /

User-agent: Yahoo Slurp
Disallow: /

User-agent: *
Disallow: /

User-agent: Yahoobot
Disallow: /

User-agent: Googlebot-Mobile
Disallow: /

User-agent: Googlebot-Image
Disallow: /