| Used Operating Systems |
| 1 | 13662 | 47.10 | 191 | 4.17 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3009 | 10.37 | 3 | 0.07 | http://crawler.007ac9.net/ |
| 3 | 2998 | 10.34 | 1841 | 40.24 | Windows NT |
| 4 | 2644 | 9.11 | 5 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 5 | 1615 | 5.57 | 2 | 0.04 | +http://webmeup-crawler.com/ |
| 6 | 1396 | 4.81 | 701 | 15.32 | +http://www.google.com/bot.html |
| 7 | 1279 | 4.41 | 1019 | 22.27 | +http://www.baidu.com/search/spider.html |
| 8 | 598 | 2.06 | 295 | 6.45 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 539 | 1.86 | 270 | 5.90 | +http://www.bing.com/bingbot.htm |
| 10 | 537 | 1.85 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 11 | 296 | 1.02 | 68 | 1.49 | +http://yandex.com/bots |
| 12 | 284 | 0.98 | 88 | 1.92 | +http://www.linkdex.com/bots/ |
| 13 | 68 | 0.23 | 35 | 0.77 | +http://www.exabot.com/go/robot |
| 14 | 12 | 0.04 | 6 | 0.13 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 10 | 0.03 | 1 | 0.02 | Android |
| 16 | 10 | 0.03 | 5 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 9 | 0.03 | 9 | 0.20 | Linux i686 [unknown version] |
| 18 | 7 | 0.02 | 7 | 0.15 | Linux [unknown version] |
| 19 | 7 | 0.02 | 7 | 0.15 | Linux i586 [unknown version] |
| 20 | 5 | 0.02 | 4 | 0.09 | Windows 95 |
| 21 | 4 | 0.01 | 4 | 0.09 | Windows 2000 |
| 22 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 23 | 2 | 0.01 | 2 | 0.04 | Windows CE |
| 24 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 25 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 26 | 2 | 0.01 | 1 | 0.02 | Windows 98 |
| 27 | 1 | 0.00 | 1 | 0.02 | Windows ME |
| 28 | 1 | 0.00 | 1 | 0.02 | Windows 3.1 |
| 29 | 1 | 0.00 | 1 | 0.02 | Windows XP |
| 30 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 31 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 32 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 33 | 1 | 0.00 | 1 | 0.02 | X11 |
