User-agent: * 
Disallow: / 
User-agent: Alexabot
Allow: / 
User-agent: Googlebot 
Allow: /
User-agent: Slurp
Allow: /
User-agent: Bingbot
Allow: /
User-agent: Mediapartners-Google
Allow: /
User-agent: ia_archiver
Allow: /
Crawl-delay: 5