User-agent: Titan 
Disallow: / 

User-agent: EmailCollector 
Disallow: / 

User-agent: EmailSiphon 
Disallow: / 

User-agent: EmailWolf 
Disallow: / 

User-agent: ExtractorPro 
Disallow: / 

User-agent: fastlwspider
Disallow: /

User-agent: findEmail
Disallow: /

User-agent: SurfWalker
Disallow: /

User-agent: Telesoft
Disallow: /

User-agent: Zeus.*Webster Pro
Disallow: /

User-agent: ^[DFPS]Surf\d\d[a-z]
Disallow: /

User-agent: ^[DFPS]Browse \d\.\d[a-z]
Disallow: /