User-agent: Slurp
Disallow: /

User-agent: Yandex
Disallow: /

User-agent: Mail
Disallow: /

User-agent: Mail.Ru
Disallow: /

User-agent: Twiceler
Disallow: /

User-agent: VoilaBot
Disallow: /

User-agent: StackRambler
Disallow: /

User-agent: Gigabot
Disallow: /