User-agent: ia_archiver
User-agent: TurnitinBot
User-agent: Zyborg
User-agent: http://www.almaden.ibm.com/cs/crawler 
User-agent: Zao
User-agent: psbot
User-agent: e-SocietyRobot
User-agent: vermut
User-agent: findlinks
User-agent: Webalta
User-agent: Exabot/2.0
User-agent: TMCrawler
User-agent: appie 1.1 (www.walhello.com)
User-agent: twiceler
Disallow: /

User-agent: *
Disallow: /db/