| Used Operating Systems |
| 1 | 23125 | 44.92 | 5926 | 31.54 | Windows NT |
| 2 | 15620 | 30.34 | 10328 | 54.97 | +http://www.baidu.com/search/spider.html |
| 3 | 3946 | 7.66 | 163 | 0.87 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 1772 | 3.44 | 731 | 3.89 | +http://www.google.com/bot.html |
| 5 | 1725 | 3.35 | 471 | 2.51 | +http://www.bing.com/bingbot.htm |
| 6 | 1454 | 2.82 | 327 | 1.74 | help@moz.com |
| 7 | 859 | 1.67 | 43 | 0.23 | Windows 98 |
| 8 | 736 | 1.43 | 72 | 0.38 | +http://yandex.com/bots |
| 9 | 438 | 0.85 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 10 | 431 | 0.84 | 388 | 2.07 | +http://www.easou.com/search/spider.html |
| 11 | 145 | 0.28 | 37 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 143 | 0.28 | 1 | 0.01 | Android |
| 13 | 130 | 0.25 | 2 | 0.01 | AOL 9.6; AOLBuild 4340.5002; Windows NT ... |
| 14 | 118 | 0.23 | 79 | 0.42 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 111 | 0.22 | 14 | 0.07 | X11 |
| 16 | 104 | 0.20 | 36 | 0.19 | +http://www.linkdex.com/about/bots/ |
| 17 | 97 | 0.19 | 44 | 0.23 | +http://www.exabot.com/go/robot |
| 18 | 90 | 0.17 | 2 | 0.01 | +http://endb-consolidated.aihit.com/ |
| 19 | 58 | 0.11 | 19 | 0.10 | Windows CE |
| 20 | 57 | 0.11 | 8 | 0.04 | Android 2.3.5 |
| 21 | 55 | 0.11 | 5 | 0.03 | +http://www.profound.net/urlappendbot.ht... |
| 22 | 49 | 0.10 | 31 | 0.16 | Windows 95 |
| 23 | 40 | 0.08 | 2 | 0.01 | MSIE 5.5; Windows 95 |
| 24 | 34 | 0.07 | 2 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 25 | 29 | 0.06 | 9 | 0.05 | Windows XP |
| 26 | 21 | 0.04 | 14 | 0.07 | Windows ME |
| 27 | 16 | 0.03 | 1 | 0.01 | crawler@unister.de |
| 28 | 14 | 0.03 | 9 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 29 | 10 | 0.02 | 4 | 0.02 | Windows 2000 |
| 30 | 6 | 0.01 | 2 | 0.01 | Auto; Windows |
| 31 | 6 | 0.01 | 3 | 0.02 | http://crawler.sistrix.net/ |
| 32 | 5 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 33 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 4 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 35 | 4 | 0.01 | 2 | 0.01 | +http://tweetmeme.com/ |
| 36 | 4 | 0.01 | 4 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 37 | 2 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 38 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 39 | 2 | 0.00 | 1 | 0.01 | SpreadTrum |
| 40 | 2 | 0.00 | 2 | 0.01 | Windows 3.1 |
| 41 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 42 | 2 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 43 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 44 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 45 | 1 | 0.00 | 0 | 0.00 | OpenBSD [unknown version] |
| 46 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 47 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 48 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 49 | 1 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 50 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
