| Used Operating Systems |
| 1 | 4212 | 51.37 | 75 | 13.46 | Windows NT |
| 2 | 940 | 11.46 | 197 | 35.37 | +http://www.google.com/bot.html |
| 3 | 861 | 10.50 | 20 | 3.59 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 856 | 10.44 | 114 | 20.47 | +http://www.bing.com/bingbot.htm |
| 5 | 497 | 6.06 | 1 | 0.18 | http://crawler.007ac9.net/ |
| 6 | 430 | 5.24 | 95 | 17.06 | +http://www.baidu.com/search/spider.html |
| 7 | 57 | 0.70 | 0 | 0.00 | Windows 95 |
| 8 | 57 | 0.70 | 0 | 0.00 | Windows 98 |
| 9 | 56 | 0.68 | 26 | 4.67 | +http://www.meanpath.com/meanpathbot.htm... |
| 10 | 23 | 0.28 | 2 | 0.36 | http://crawler.sistrix.net/ |
| 11 | 20 | 0.24 | 1 | 0.18 | +http://www.grapeshot.co.uk/crawler.php |
| 12 | 15 | 0.18 | 0 | 0.00 | Windows 2000 |
| 13 | 15 | 0.18 | 3 | 0.54 | +http://www.proximic.com/info/spider.php |
| 14 | 15 | 0.18 | 0 | 0.00 | Windows 3.1 |
| 15 | 12 | 0.15 | 0 | 0.00 | +http://www.openhose.org/bot.html |
| 16 | 12 | 0.15 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 17 | 12 | 0.15 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 18 | 9 | 0.11 | 4 | 0.72 | +http://www.linkdex.com/bots/ |
| 19 | 8 | 0.10 | 2 | 0.36 | +http://galaxydownloads.co |
| 20 | 8 | 0.10 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 21 | 7 | 0.09 | 2 | 0.36 | Windows XP |
| 22 | 6 | 0.07 | 0 | 0.00 | Windows CE |
| 23 | 6 | 0.07 | 2 | 0.36 | +http://mono.name |
| 24 | 6 | 0.07 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 25 | 6 | 0.07 | 0 | 0.00 | Windows ME |
| 26 | 6 | 0.07 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 27 | 6 | 0.07 | 2 | 0.36 | +http://opendownload.pw |
| 28 | 5 | 0.06 | 0 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 29 | 4 | 0.05 | 1 | 0.18 | crawler@mixrank.com |
| 30 | 4 | 0.05 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 31 | 4 | 0.05 | 1 | 0.18 | +http://getdownload.ws |
| 32 | 4 | 0.05 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 33 | 4 | 0.05 | 3 | 0.54 | +http://gimme60.com |
| 34 | 3 | 0.04 | 1 | 0.18 | +http://plus5files.net |
| 35 | 3 | 0.04 | 0 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 36 | 3 | 0.04 | 2 | 0.36 | +http://yandex.com/bots |
| 37 | 2 | 0.02 | 2 | 0.36 | +http://www.xovibot.net/ |
| 38 | 2 | 0.02 | 0 | 0.00 | ScoutJet; +http://blekko.com/about/blekk... |
| 39 | 2 | 0.02 | 0 | 0.00 | +http://www.exabot.com/go/robot |
| 40 | 1 | 0.01 | 1 | 0.18 | +http://domainsigma.com/robot |
