User-agent: anthill
Disallow: / 

User-agent: ariadne
Disallow: / 

User-agent: arks
Disallow: / 

User-agent: ia_archiver
Disallow: / 

User-agent: ExtractorPro
Disallow: /

User-agent: WebCopier
Disallow: /

User-agent: TheNomad
Disallow: /

User-agent: LinkWalker
Disallow: /