User-agent: duggmirror
Disallow: /

User-agent: ia_archiver
Disallow: /

User-agent: Slurp
Crawl-delay: 10

User-agent: Googlebot
Crawl-delay: 10

User-agent: msnbot
Crawl-delay: 10

User-agent: Teoma
Crawl-delay: 10

User-agent: *
Crawl-delay: 20