| Used Operating Systems by Visits |
| 1 | 11399 | 41.44 | 3072 | 50.18 | Windows NT |
| 2 | 2408 | 8.75 | 1596 | 26.07 | +http://www.baidu.com/search/spider.html |
| 3 | 1833 | 6.66 | 550 | 8.98 | +http://www.easou.com/search/spider.html |
| 4 | 1370 | 4.98 | 256 | 4.18 | +http://www.google.com/bot.html |
| 5 | 511 | 1.86 | 170 | 2.78 | +http://www.bing.com/bingbot.htm |
| 6 | 5959 | 21.66 | 133 | 2.17 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 780 | 2.84 | 77 | 1.26 | +http://yandex.com/bots |
| 8 | 382 | 1.39 | 68 | 1.11 | help@moz.com |
| 9 | 126 | 0.46 | 46 | 0.75 | +http://www.linkdex.com/about/bots/ |
| 10 | 655 | 2.38 | 30 | 0.49 | Windows 98 |
| 11 | 236 | 0.86 | 27 | 0.44 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 60 | 0.22 | 23 | 0.38 | +http://www.exabot.com/go/robot |
| 13 | 20 | 0.07 | 10 | 0.16 | +http://www.career-x.de/bot.html |
| 14 | 9 | 0.03 | 9 | 0.15 | Windows 95 |
| 15 | 69 | 0.25 | 8 | 0.13 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 5 | 0.02 | 5 | 0.08 | Windows 3.1 |
| 17 | 54 | 0.20 | 5 | 0.08 | X11 |
| 18 | 32 | 0.12 | 4 | 0.07 | Android 2.3.5 |
| 19 | 3 | 0.01 | 3 | 0.05 | Windows CE |
| 20 | 747 | 2.72 | 3 | 0.05 | http://crawler.sistrix.net/ |
| 21 | 3 | 0.01 | 3 | 0.05 | Windows ME |
| 22 | 3 | 0.01 | 3 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 23 | 4 | 0.01 | 2 | 0.03 | +http://www.proximic.com/info/spider.php |
| 24 | 425 | 1.55 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 25 | 2 | 0.01 | 2 | 0.03 | WinHttp.WinHttpRequest.5 |
| 26 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 27 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 28 | 24 | 0.09 | 1 | 0.02 | J2ME/MIDP |
| 29 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 30 | 1 | 0.00 | 1 | 0.02 | +http://besome1.info/securityresearchbot... |
| 31 | 11 | 0.04 | 1 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 32 | 4 | 0.01 | 1 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 33 | 2 | 0.01 | 1 | 0.02 | Windows XP |
| 34 | 2 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 35 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 36 | 344 | 1.25 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 37 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 38 | 6 | 0.02 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 39 | 2 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 40 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 41 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 42 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
