User-Agent: *
Disallow: 

User-Agent: Googlebot
Disallow: /dl/

User-Agent: Googlebot-Mobile
Disallow: /dl/

User-Agent: Googlebot-Image
Disallow: /dl/

User-Agent: Mediapartners-Google
Disallow: /dl/

User-Agent: Adsbot-Google
Disallow: /dl/

User-Agent: Slurp
Disallow: /dl/

User-Agent: msnbot
Disallow: /dl/

User-Agent: msnbot-media
Disallow: /dl/

User-Agent: Teoma
Disallow: /dl/