| Used Operating Systems by Visits |
| 1 | 37732 | 36.29 | 6739 | 61.19 | Windows NT |
| 2 | 1684 | 1.62 | 1506 | 13.67 | +http://www.baidu.com/search/spider.html |
| 3 | 56460 | 54.30 | 558 | 5.07 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 2697 | 2.59 | 557 | 5.06 | +http://www.bing.com/bingbot.htm |
| 5 | 1284 | 1.23 | 307 | 2.79 | +http://www.google.com/bot.html |
| 6 | 404 | 0.39 | 297 | 2.70 | Windows 95 |
| 7 | 602 | 0.58 | 159 | 1.44 | help@moz.com |
| 8 | 181 | 0.17 | 86 | 0.78 | MSIE 5.5; Windows NT 5.0 |
| 9 | 235 | 0.23 | 80 | 0.73 | +http://www.linkdex.com/about/bots/ |
| 10 | 91 | 0.09 | 72 | 0.65 | Auto; Windows |
| 11 | 77 | 0.07 | 71 | 0.64 | MSIE 5.5; Windows NT 4.0 |
| 12 | 93 | 0.09 | 66 | 0.60 | Windows 2000 |
| 13 | 83 | 0.08 | 66 | 0.60 | ) - BrowseX (2.0.0 Windows |
| 14 | 62 | 0.06 | 55 | 0.50 | Windows CE |
| 15 | 70 | 0.07 | 55 | 0.50 | Windows 3.1 |
| 16 | 59 | 0.06 | 52 | 0.47 | Windows ME |
| 17 | 291 | 0.28 | 45 | 0.41 | Windows 98 |
| 18 | 153 | 0.15 | 39 | 0.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 337 | 0.32 | 31 | 0.28 | +http://yandex.com/bots |
| 20 | 84 | 0.08 | 22 | 0.20 | +http://siteexplorer.info/ |
| 21 | 124 | 0.12 | 19 | 0.17 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 37 | 0.04 | 19 | 0.17 | Intel Mac OS X 10.6 |
| 23 | 176 | 0.17 | 16 | 0.15 | +http://www.profound.net/urlappendbot.ht... |
| 24 | 39 | 0.04 | 16 | 0.15 | +http://www.easou.com/search/spider.html |
| 25 | 43 | 0.04 | 12 | 0.11 | +http://www.semrush.com/bot.html |
| 26 | 69 | 0.07 | 10 | 0.09 | +http://www.exabot.com/go/robot |
| 27 | 49 | 0.05 | 7 | 0.06 | Android 2.3.5 |
| 28 | 5 | 0.00 | 5 | 0.05 | Linux i686 [unknown version] |
| 29 | 168 | 0.16 | 5 | 0.05 | +http://endb-consolidated.aihit.com/ |
| 30 | 87 | 0.08 | 5 | 0.05 | X11 |
| 31 | 20 | 0.02 | 5 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 135 | 0.13 | 4 | 0.04 | +http://www.seoprofiler.com/bot |
| 33 | 52 | 0.05 | 3 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 34 | 94 | 0.09 | 3 | 0.03 | http://crawler.sistrix.net/ |
| 35 | 3 | 0.00 | 3 | 0.03 | Linux [unknown version] |
| 36 | 6 | 0.01 | 3 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 37 | 6 | 0.01 | 2 | 0.02 | +http://www.proximic.com/info/spider.php |
| 38 | 2 | 0.00 | 2 | 0.02 | +http://tweetmeme.com/ |
| 39 | 74 | 0.07 | 2 | 0.02 | Windows XP |
| 40 | 3 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 41 | 1 | 0.00 | 1 | 0.01 | J2ME/MIDP |
| 42 | 2 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 43 | 2 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 44 | 16 | 0.02 | 1 | 0.01 | BREW |
| 45 | 20 | 0.02 | 1 | 0.01 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 46 | 6 | 0.01 | 1 | 0.01 | +http://www.yunyun.com/spider.html |
| 47 | 3 | 0.00 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 48 | 4 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 49 | 4 | 0.00 | 0 | 0.00 | Win32 |
| 50 | 9 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 51 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 52 | 4 | 0.00 | 0 | 0.00 | Windows 92 |
| 53 | 20 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 54 | 4 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0 |
| 55 | 4 | 0.00 | 0 | 0.00 | +http://www.yunyun.com/SiteInfo.php?r=ab... |
| 56 | 5 | 0.00 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.2039; Windows NT ... |
| 57 | 3 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
