# robots.txt
User-agent: Googlebot/2.X (+http://www.googlebot.com/bot.html)
Disallow:

User-agent: Mediapartners-Google*
Disallow:

User-agent: UniservalRobot/1.0
Disallow:

User-agent: main-Robot
Disallow:

User-agent: StackRambler
Disallow:

User-agent: *
Disallow: