| Used Operating Systems |
| 1 | 10152 | 39.15 | 1611 | 20.71 | Windows NT |
| 2 | 3220 | 12.42 | 2966 | 38.14 | +http://www.baidu.com/search/spider.html |
| 3 | 2378 | 9.17 | 673 | 8.65 | +http://www.bing.com/bingbot.htm |
| 4 | 2074 | 8.00 | 354 | 4.55 | ezooms.bot@gmail.com |
| 5 | 1775 | 6.85 | 433 | 5.57 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 1401 | 5.40 | 583 | 7.50 | +http://www.google.com/bot.html |
| 7 | 881 | 3.40 | 10 | 0.13 | +http://siteexplorer.info/ |
| 8 | 740 | 2.85 | 227 | 2.92 | +http://ahrefs.com/robot/ |
| 9 | 678 | 2.61 | 97 | 1.25 | +http://yandex.com/bots |
| 10 | 630 | 2.43 | 90 | 1.16 | +http://www.profound.net/urlappendbot.ht... |
| 11 | 334 | 1.29 | 115 | 1.48 | +http://www.acoon.de/robot.asp |
| 12 | 273 | 1.05 | 101 | 1.30 | +http://www.semrush.com/bot.html |
| 13 | 171 | 0.66 | 33 | 0.42 | +http://shoulu.jike.com/spider.html |
| 14 | 141 | 0.54 | 141 | 1.81 | http://www.yodao.com/help/webmaster/spid... |
| 15 | 141 | 0.54 | 41 | 0.53 | Windows 98 |
| 16 | 109 | 0.42 | 93 | 1.20 | +http://help.soso.com/webspider.htm |
| 17 | 106 | 0.41 | 45 | 0.58 | +http://www.exabot.com/go/robot |
| 18 | 94 | 0.36 | 2 | 0.03 | PPC Mac OS X 10.4 |
| 19 | 70 | 0.27 | 7 | 0.09 | http://www.searchmetrics.com/en/searchme... |
| 20 | 70 | 0.27 | 30 | 0.39 | +http://www.career-x.de/bot.html |
| 21 | 65 | 0.25 | 23 | 0.30 | Windows 95 |
| 22 | 59 | 0.23 | 5 | 0.06 | Linux i686 [unknown version] |
| 23 | 56 | 0.22 | 2 | 0.03 | X11 |
| 24 | 48 | 0.19 | 16 | 0.21 | +http://help.coccoc.com/ |
| 25 | 28 | 0.11 | 2 | 0.03 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 26 | 27 | 0.10 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 27 | 26 | 0.10 | 13 | 0.17 | http://crawler.sistrix.net/ |
| 28 | 26 | 0.10 | 1 | 0.01 | PPC Mac OS X 10.5 |
| 29 | 25 | 0.10 | 10 | 0.13 | +http://www.yunyun.com/spider.html |
| 30 | 22 | 0.08 | 7 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 31 | 9 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 32 | 9 | 0.03 | 4 | 0.05 | +http://www.easou.com/search/spider.html |
| 33 | 7 | 0.03 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 34 | 7 | 0.03 | 4 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 35 | 7 | 0.03 | 3 | 0.04 | Windows 3.1 |
| 36 | 6 | 0.02 | 0 | 0.00 | Windows 9. |
| 37 | 6 | 0.02 | 3 | 0.04 | +http://botw.org |
| 38 | 4 | 0.02 | 2 | 0.03 | Win32 |
| 39 | 4 | 0.02 | 1 | 0.01 | Android |
| 40 | 4 | 0.02 | 4 | 0.05 | Linux [unknown version] |
| 41 | 4 | 0.02 | 2 | 0.03 | Windows XP |
| 42 | 4 | 0.02 | 2 | 0.03 | +http://spider.socialbm.net |
| 43 | 4 | 0.02 | 2 | 0.03 | ScoutJet; +http://blekko.com/about/blekk... |
| 44 | 4 | 0.02 | 3 | 0.04 | MSIE 5.5; Windows 95 |
| 45 | 4 | 0.02 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.19; Windows NT 6.... |
| 46 | 4 | 0.02 | 2 | 0.03 | +http://webmastercoffee.com/about |
| 47 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 48 | 3 | 0.01 | 3 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 49 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 50 | 3 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 51 | 2 | 0.01 | 1 | 0.01 | http://help.zum.com/inquiry |
| 52 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 53 | 1 | 0.00 | 0 | 0.00 | OS/2 |
| 54 | 1 | 0.00 | 1 | 0.01 | +http://struct.it/contacts/ |
| 55 | 1 | 0.00 | 0 | 0.00 | +http://images.weserv.nl/ |
| 56 | 1 | 0.00 | 1 | 0.01 | Linux 2.6.x |
| 57 | 1 | 0.00 | 1 | 0.01 | +http://domains.checkparams.com/ |
| 58 | 1 | 0.00 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 59 | 1 | 0.00 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
