| Used Operating Systems |
| 1 | 6266 | 34.52 | 138 | 3.11 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5847 | 32.21 | 1077 | 24.26 | Windows NT |
| 3 | 2406 | 13.25 | 2136 | 48.11 | +http://www.baidu.com/search/spider.html |
| 4 | 1159 | 6.38 | 399 | 8.99 | +http://www.bing.com/bingbot.htm |
| 5 | 616 | 3.39 | 28 | 0.63 | +http://yandex.com/bots |
| 6 | 488 | 2.69 | 155 | 3.49 | +http://www.google.com/bot.html |
| 7 | 331 | 1.82 | 115 | 2.59 | +http://ahrefs.com/robot/ |
| 8 | 262 | 1.44 | 113 | 2.55 | ezooms.bot@gmail.com |
| 9 | 190 | 1.05 | 2 | 0.05 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 10 | 101 | 0.56 | 101 | 2.27 | http://www.yodao.com/help/webmaster/spid... |
| 11 | 62 | 0.34 | 45 | 1.01 | +http://help.soso.com/webspider.htm |
| 12 | 50 | 0.28 | 23 | 0.52 | +http://www.exabot.com/go/robot |
| 13 | 47 | 0.26 | 5 | 0.11 | +http://help.coccoc.com/ |
| 14 | 43 | 0.24 | 2 | 0.05 | X11 |
| 15 | 36 | 0.20 | 4 | 0.09 | +http://siteexplorer.info/ |
| 16 | 34 | 0.19 | 18 | 0.41 | +http://www.acoon.de/robot.asp |
| 17 | 33 | 0.18 | 5 | 0.11 | Linux i686 [unknown version] |
| 18 | 23 | 0.13 | 10 | 0.23 | +http://www.semrush.com/bot.html |
| 19 | 23 | 0.13 | 4 | 0.09 | +http://www.linkdex.com/about/bots/ |
| 20 | 18 | 0.10 | 2 | 0.05 | +http://www.compspy.com/spider.html |
| 21 | 16 | 0.09 | 2 | 0.05 | +http://www.profound.net/urlappendbot.ht... |
| 22 | 16 | 0.09 | 7 | 0.16 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 14 | 0.08 | 7 | 0.16 | http://crawler.sistrix.net/ |
| 24 | 14 | 0.08 | 11 | 0.25 | +http://www.easou.com/search/spider.html |
| 25 | 14 | 0.08 | 13 | 0.29 | +http://shoulu.jike.com/spider.html |
| 26 | 10 | 0.06 | 4 | 0.09 | +http://www.yunyun.com/spider.html |
| 27 | 7 | 0.04 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 6 | 0.03 | 2 | 0.05 | +http://prlog.ru/ |
| 29 | 4 | 0.02 | 4 | 0.09 | Socialradarbot/2.0; en-US; bot@infegy.co... |
| 30 | 4 | 0.02 | 2 | 0.05 | ScoutJet; +http://blekko.com/about/blekk... |
| 31 | 3 | 0.02 | 2 | 0.05 | +info@netcraft.com |
| 32 | 3 | 0.02 | 1 | 0.02 | Windows 98 |
| 33 | 2 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 34 | 2 | 0.01 | 0 | 0.00 | Mac_PowerPC; en |
| 35 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 36 | 1 | 0.01 | 1 | 0.02 | +http://domains.checkparams.com/ |
| 37 | 1 | 0.01 | 1 | 0.02 | Macintosh |
