| Used Operating Systems |
| 1 | 13331 | 44.34 | 2391 | 26.74 | Windows NT |
| 2 | 3321 | 11.05 | 3036 | 33.96 | +http://www.baidu.com/search/spider.html |
| 3 | 2299 | 7.65 | 767 | 8.58 | +http://www.bing.com/bingbot.htm |
| 4 | 2230 | 7.42 | 642 | 7.18 | +http://www.google.com/bot.html |
| 5 | 2084 | 6.93 | 394 | 4.41 | ezooms.bot@gmail.com |
| 6 | 1754 | 5.83 | 423 | 4.73 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 1332 | 4.43 | 16 | 0.18 | http://crawler.sistrix.net/ |
| 8 | 1148 | 3.82 | 265 | 2.96 | +http://yandex.com/bots |
| 9 | 764 | 2.54 | 259 | 2.90 | +http://ahrefs.com/robot/ |
| 10 | 359 | 1.19 | 359 | 4.02 | http://www.yodao.com/help/webmaster/spid... |
| 11 | 310 | 1.03 | 39 | 0.44 | Intel Mac OS X 10.4 |
| 12 | 244 | 0.81 | 76 | 0.85 | +http://shoulu.jike.com/spider.html |
| 13 | 125 | 0.42 | 55 | 0.62 | +http://www.exabot.com/go/robot |
| 14 | 112 | 0.37 | 6 | 0.07 | X11 |
| 15 | 88 | 0.29 | 38 | 0.43 | +http://www.career-x.de/bot.html |
| 16 | 52 | 0.17 | 25 | 0.28 | Windows 2000 |
| 17 | 50 | 0.17 | 2 | 0.02 | Macintosh |
| 18 | 40 | 0.13 | 21 | 0.23 | +http://www.seoprofiler.com/bot |
| 19 | 38 | 0.13 | 2 | 0.02 | +http://www.compspy.com/spider.html |
| 20 | 32 | 0.11 | 4 | 0.04 | +http://go.mail.ru/help/robots |
| 21 | 30 | 0.10 | 13 | 0.15 | crawler@unister.de |
| 22 | 29 | 0.10 | 1 | 0.01 | Nintendo Wii |
| 23 | 28 | 0.09 | 14 | 0.16 | Windows 95 |
| 24 | 25 | 0.08 | 18 | 0.20 | Windows 98 |
| 25 | 24 | 0.08 | 9 | 0.10 | ScoutJet; +http://blekko.com/about/blekk... |
| 26 | 22 | 0.07 | 2 | 0.02 | Intel Mac OS X 10.5 |
| 27 | 21 | 0.07 | 1 | 0.01 | Windows Mobile |
| 28 | 16 | 0.05 | 4 | 0.04 | Linux i686 [unknown version] |
| 29 | 12 | 0.04 | 1 | 0.01 | MirrorDetector; +http://yandex.com/bots |
| 30 | 12 | 0.04 | 0 | 0.00 | i686 Linux; 20020515 |
| 31 | 10 | 0.03 | 4 | 0.04 | Intel Mac OS X 10.6 |
| 32 | 9 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 33 | 9 | 0.03 | 7 | 0.08 | Linux [unknown version] |
| 34 | 8 | 0.03 | 2 | 0.02 | J2ME/MIDP |
| 35 | 8 | 0.03 | 2 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 36 | 8 | 0.03 | 0 | 0.00 | Windows 9. |
| 37 | 8 | 0.03 | 6 | 0.07 | Windows XP |
| 38 | 8 | 0.03 | 4 | 0.04 | +http://www.acoon.de/robot.asp |
| 39 | 6 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 40 | 6 | 0.02 | 2 | 0.02 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 41 | 6 | 0.02 | 3 | 0.03 | Windows ME |
| 42 | 5 | 0.02 | 3 | 0.03 | +http://www.semrush.com/bot.html |
| 43 | 5 | 0.02 | 5 | 0.06 | WinHttp.WinHttpRequest.5 |
| 44 | 4 | 0.01 | 1 | 0.01 | Series 60 |
| 45 | 4 | 0.01 | 4 | 0.04 | http://support.paper.li/entries/20023257... |
| 46 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 47 | 3 | 0.01 | 1 | 0.01 | http://www.esrihu.hu/ |
| 48 | 3 | 0.01 | 1 | 0.01 | +http://www.proximic.com/info/spider.php |
| 49 | 3 | 0.01 | 3 | 0.03 | +http://pmoz.info/doc/botinfo.htm |
| 50 | 3 | 0.01 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 51 | 2 | 0.01 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 52 | 2 | 0.01 | 1 | 0.01 | +http://www.openindex.io/en/webmasters/s... |
| 53 | 2 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 54 | 2 | 0.01 | 1 | 0.01 | Windows Phone OS 7.5 |
| 55 | 2 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 56 | 2 | 0.01 | 0 | 0.00 | America Online Browser 1.1; rev1.5; Wind... |
| 57 | 1 | 0.00 | 0 | 0.00 | Windows |
