• Internet Archive

  • Mozilla/5.0 (compatible; archive.org_bot; Wayback Machine Live Record; +http://archive.org/details/archive.org_bot)
  • ia_archiver
  • Mozilla/5.0 (compatible; archive.org_bot +http://www.archive.org/details/archive.org_bot)
  • ia_archiver(OS-Wayback)
  • ia_archiver (+http://www.alexa.com/site/help/webmasters; crawler@alexa.com)