User-agent: Yandex
User-agent: Exabot
User-agent: Baiduspider
User-agent: Speedy
User-agent: Steeler
User-agent: 008
User-agent: Slurp
User-Agent: YodaoBot
User-agent: Nutch
User-agent: spbot
User-agent: seoprofiler
User-agent: plukkie 
User-agent: yacybot
User-agent: YahooSeeker/M1A1-R2D2
Disallow: /