| Used Operating Systems |
| 1 | 14481 | 52.55 | 1430 | 28.98 | Windows NT |
| 2 | 3590 | 13.03 | 1836 | 37.21 | +http://www.baidu.com/search/spider.html |
| 3 | 2562 | 9.30 | 570 | 11.55 | +http://www.bing.com/bingbot.htm |
| 4 | 1814 | 6.58 | 184 | 3.73 | +http://www.google.com/bot.html |
| 5 | 1466 | 5.32 | 357 | 7.24 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 1118 | 4.06 | 215 | 4.36 | ezooms.bot@gmail.com |
| 7 | 714 | 2.59 | 47 | 0.95 | +http://yandex.com/bots |
| 8 | 404 | 1.47 | 18 | 0.36 | http://crawler.sistrix.net/ |
| 9 | 348 | 1.26 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 10 | 341 | 1.24 | 129 | 2.61 | +http://ahrefs.com/robot/ |
| 11 | 148 | 0.54 | 3 | 0.06 | Intel Mac OS X 10.5 |
| 12 | 79 | 0.29 | 32 | 0.65 | +http://www.exabot.com/go/robot |
| 13 | 76 | 0.28 | 2 | 0.04 | X11 |
| 14 | 60 | 0.22 | 10 | 0.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 55 | 0.20 | 17 | 0.34 | MSIE 5.5; Windows NT 5.0 |
| 16 | 52 | 0.19 | 8 | 0.16 | MirrorDetector; +http://yandex.com/bots |
| 17 | 42 | 0.15 | 9 | 0.18 | Windows 2000 |
| 18 | 22 | 0.08 | 0 | 0.00 | Windows 9. |
| 19 | 18 | 0.07 | 2 | 0.04 | +http://go.mail.ru/help/robots |
| 20 | 16 | 0.06 | 8 | 0.16 | +http://www.acoon.de/robot.asp |
| 21 | 14 | 0.05 | 6 | 0.12 | WinHttp.WinHttpRequest.5 |
| 22 | 14 | 0.05 | 3 | 0.06 | Windows 98 |
| 23 | 11 | 0.04 | 3 | 0.06 | Auto; Windows |
| 24 | 11 | 0.04 | 1 | 0.02 | +http://www.compspy.com/spider.html |
| 25 | 10 | 0.04 | 4 | 0.08 | +info@netcraft.com |
| 26 | 9 | 0.03 | 2 | 0.04 | Windows 95 |
| 27 | 8 | 0.03 | 4 | 0.08 | +http://botw.org |
| 28 | 7 | 0.03 | 3 | 0.06 | http://www.mojeek.com/bot.html |
| 29 | 6 | 0.02 | 3 | 0.06 | Linux i686 [unknown version] |
| 30 | 6 | 0.02 | 3 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 31 | 5 | 0.02 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 32 | 5 | 0.02 | 2 | 0.04 | ScoutJet; +http://blekko.com/about/blekk... |
| 33 | 5 | 0.02 | 2 | 0.04 | +http://siteexplorer.info/ |
| 34 | 4 | 0.01 | 4 | 0.08 | +http://pmoz.info/doc/botinfo.htm |
| 35 | 4 | 0.01 | 2 | 0.04 | +http://snipebot.com/bot.html |
| 36 | 4 | 0.01 | 2 | 0.04 | Windows XP |
| 37 | 3 | 0.01 | 3 | 0.06 | Win32 |
| 38 | 3 | 0.01 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 39 | 3 | 0.01 | 0 | 0.00 | iPad |
| 40 | 2 | 0.01 | 2 | 0.04 | webcrawler at wise-guys dot nl; http://w... |
| 41 | 2 | 0.01 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 42 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 43 | 2 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 44 | 2 | 0.01 | 2 | 0.04 | +http://www.semrush.com/bot.html |
| 45 | 2 | 0.01 | 2 | 0.04 | Android 2.3.5 |
| 46 | 2 | 0.01 | 1 | 0.02 | +http://emefge.de/bot.html |
| 47 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 48 | 1 | 0.00 | 1 | 0.02 | http://www.lipperhey.com/ |
| 49 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
