| Used Operating Systems |
| 1 | 2993 | 27.58 | 2630 | 52.24 | +http://www.baidu.com/search/spider.html |
| 2 | 2880 | 26.54 | 917 | 18.22 | Windows NT |
| 3 | 951 | 8.76 | 233 | 4.63 | ezooms.bot@gmail.com |
| 4 | 879 | 8.10 | 235 | 4.67 | +http://www.bing.com/bingbot.htm |
| 5 | 740 | 6.82 | 226 | 4.49 | +http://www.google.com/bot.html |
| 6 | 529 | 4.88 | 111 | 2.21 | +http://yandex.com/bots |
| 7 | 437 | 4.03 | 177 | 3.52 | +http://ahrefs.com/robot/ |
| 8 | 214 | 1.97 | 29 | 0.58 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 165 | 1.52 | 164 | 3.26 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 130 | 1.20 | 93 | 1.85 | +http://www.mfgpages.com |
| 11 | 124 | 1.14 | 47 | 0.93 | +http://www.semrush.com/bot.html |
| 12 | 103 | 0.95 | 6 | 0.12 | +http://siteexplorer.info/ |
| 13 | 102 | 0.94 | 28 | 0.56 | +http://www.acoon.de/robot.asp |
| 14 | 94 | 0.87 | 10 | 0.20 | Linux i686 [unknown version] |
| 15 | 92 | 0.85 | 2 | 0.04 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 16 | 85 | 0.78 | 12 | 0.24 | +http://shoulu.jike.com/spider.html |
| 17 | 84 | 0.77 | 22 | 0.44 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 72 | 0.66 | 30 | 0.60 | +http://www.exabot.com/go/robot |
| 19 | 38 | 0.35 | 18 | 0.36 | http://crawler.sistrix.net/ |
| 20 | 36 | 0.33 | 18 | 0.36 | +http://www.career-x.de/bot.html |
| 21 | 30 | 0.28 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 22 | 18 | 0.17 | 0 | 0.00 | Windows 9. |
| 23 | 14 | 0.13 | 7 | 0.14 | ScoutJet; +http://blekko.com/about/blekk... |
| 24 | 12 | 0.11 | 6 | 0.12 | +http://www.profound.net/urlappendbot.ht... |
| 25 | 8 | 0.07 | 6 | 0.12 | +info@netcraft.com |
| 26 | 6 | 0.06 | 2 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 4 | 0.04 | 0 | 0.00 | http://desktop.google.com/ |
| 28 | 2 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 29 | 2 | 0.02 | 2 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 30 | 2 | 0.02 | 2 | 0.04 | Linux [unknown version] |
| 31 | 2 | 0.02 | 0 | 0.00 | Windows XP |
| 32 | 2 | 0.02 | 0 | 0.00 | Windows 9 |
| 33 | 1 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows 95 |
