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User-agent: becomebot 
User-agent: boitho
User-agent: bot@bot
User-agent: botseer 
User-agent: charlotte 
User-agent: china 
User-agent: daumoa 
User-agent: depspid 
User-agent: discobot 
User-agent: ecxi 
User-agent: envolk 
User-agent: httrack 
User-agent: iiitbot 
User-agent: irlbot 
User-agent: jyxobot 
User-agent: kalooga 
User-agent: larbin 
User-agent: mlbot 
User-agent: naverbot 
User-agent: netcraft 
User-agent: nimblecrawler 
User-agent: nutch 
User-agent: octopodus 
User-agent: panscient 
User-agent: python-urllib 
User-agent: reap-crawler 
User-agent: robotgenius 
User-agent: scoutjet 
User-agent: scrubby 
User-agent: sosospider 
User-agent: stackrambler 
User-agent: sygolbot 
User-agent: turnitinbot 
User-agent: voyager 
User-agent: webalta 
User-agent: yandex 
User-agent: yeti 
User-agent: yodaobot 
User-agent: yoofind
Disallow: /