User-agent: Googlebot
User-agent: Slurp
User-agent: MSNBot 
User-agent: Mediapartners-Google*
User-agent: Googlebot-Image 
User-agent: Yahoo-MMCrawler
User-Agent: MJ12bot
User-Agent: AboutUsBot 
Request-rate: 1/30
Crawl-delay: 30
Allow: /

User-agent: *
Disallow: /