| Used Operating Systems |
| 1 | 14286 | 59.67 | 4560 | 69.97 | Windows NT |
| 2 | 4401 | 18.38 | 102 | 1.57 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1265 | 5.28 | 1186 | 18.20 | +http://www.baidu.com/search/spider.html |
| 4 | 1100 | 4.59 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 5 | 682 | 2.85 | 86 | 1.32 | +http://yandex.com/bots |
| 6 | 586 | 2.45 | 129 | 1.98 | ezooms.bot@gmail.com |
| 7 | 428 | 1.79 | 4 | 0.06 | +http://siteexplorer.info/ |
| 8 | 346 | 1.45 | 145 | 2.22 | +http://www.bing.com/bingbot.htm |
| 9 | 212 | 0.89 | 89 | 1.37 | +http://www.google.com/bot.html |
| 10 | 173 | 0.72 | 53 | 0.81 | +http://www.linkdex.com/about/bots/ |
| 11 | 83 | 0.35 | 15 | 0.23 | X11 |
| 12 | 57 | 0.24 | 31 | 0.48 | Windows 95 |
| 13 | 51 | 0.21 | 19 | 0.29 | Windows 98 |
| 14 | 48 | 0.20 | 1 | 0.02 | +http://www.aihit.com/ |
| 15 | 28 | 0.12 | 14 | 0.21 | +http://www.profound.net/urlappendbot.ht... |
| 16 | 28 | 0.12 | 7 | 0.11 | Android 2.3.5 |
| 17 | 18 | 0.08 | 9 | 0.14 | Windows CE |
| 18 | 16 | 0.07 | 4 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 11 | 0.05 | 6 | 0.09 | Windows 2000 |
| 20 | 11 | 0.05 | 9 | 0.14 | MSIE 5.5; Windows NT 4.0 |
| 21 | 10 | 0.04 | 7 | 0.11 | Windows ME |
| 22 | 10 | 0.04 | 1 | 0.02 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 23 | 10 | 0.04 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 24 | 10 | 0.04 | 4 | 0.06 | +http://www.exabot.com/go/robot |
| 25 | 8 | 0.03 | 7 | 0.11 | Auto; Windows |
| 26 | 8 | 0.03 | 7 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 27 | 7 | 0.03 | 1 | 0.02 | AOL 9.6; AOLBuild 4340.168; Windows NT 6... |
| 28 | 7 | 0.03 | 6 | 0.09 | Windows 3.1 |
| 29 | 5 | 0.02 | 1 | 0.02 | Android |
| 30 | 5 | 0.02 | 1 | 0.02 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 31 | 5 | 0.02 | 5 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 32 | 4 | 0.02 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 33 | 4 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 34 | 4 | 0.02 | 0 | 0.00 | +http://help.soso.com/webspider.htm |
| 35 | 4 | 0.02 | 0 | 0.00 | Windows XP |
| 36 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 37 | 2 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 38 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 39 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 40 | 1 | 0.00 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 41 | 1 | 0.00 | 1 | 0.02 | +http://tweetmeme.com/ |
| 42 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
