| Used Operating Systems |
| 1 | 33216 | 52.50 | 5746 | 59.77 | Windows NT |
| 2 | 19629 | 31.02 | 392 | 4.08 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2334 | 3.69 | 416 | 4.33 | +http://www.bing.com/bingbot.htm |
| 4 | 2007 | 3.17 | 1792 | 18.64 | +http://www.baidu.com/search/spider.html |
| 5 | 1650 | 2.61 | 572 | 5.95 | +http://www.google.com/bot.html |
| 6 | 1507 | 2.38 | 299 | 3.11 | ezooms.bot@gmail.com |
| 7 | 950 | 1.50 | 170 | 1.77 | +http://yandex.com/bots |
| 8 | 866 | 1.37 | 4 | 0.04 | +http://www.seoprofiler.com/bot |
| 9 | 151 | 0.24 | 5 | 0.05 | X11 |
| 10 | 111 | 0.18 | 35 | 0.36 | +http://www.linkdex.com/about/bots/ |
| 11 | 95 | 0.15 | 1 | 0.01 | +http://siteexplorer.info/ |
| 12 | 90 | 0.14 | 2 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 13 | 84 | 0.13 | 4 | 0.04 | Android 2.3.5 |
| 14 | 72 | 0.11 | 7 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 70 | 0.11 | 18 | 0.19 | Windows 98 |
| 16 | 63 | 0.10 | 35 | 0.36 | Windows 95 |
| 17 | 55 | 0.09 | 20 | 0.21 | +http://www.exabot.com/go/robot |
| 18 | 41 | 0.06 | 0 | 0.00 | Linux 2.4.x |
| 19 | 28 | 0.04 | 1 | 0.01 | +http://www.solomono.ru |
| 20 | 26 | 0.04 | 13 | 0.14 | Windows 3.1 |
| 21 | 20 | 0.03 | 8 | 0.08 | Windows XP |
| 22 | 14 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 23 | 14 | 0.02 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 24 | 13 | 0.02 | 9 | 0.09 | Windows 2000 |
| 25 | 12 | 0.02 | 7 | 0.07 | Windows CE |
| 26 | 12 | 0.02 | 4 | 0.04 | MSIE 5.5; Windows 95 |
| 27 | 11 | 0.02 | 5 | 0.05 | Auto; Windows |
| 28 | 10 | 0.02 | 5 | 0.05 | http://crawler.sistrix.net/ |
| 29 | 9 | 0.01 | 0 | 0.00 | FreeBSD [unknown version] |
| 30 | 9 | 0.01 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 31 | 8 | 0.01 | 4 | 0.04 | ScoutJet; +http://blekko.com/about/blekk... |
| 32 | 8 | 0.01 | 5 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 33 | 7 | 0.01 | 5 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 34 | 7 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 35 | 6 | 0.01 | 2 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 36 | 6 | 0.01 | 6 | 0.06 | Windows ME |
| 37 | 6 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 38 | 5 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 39 | 4 | 0.01 | 0 | 0.00 | Win32 |
| 40 | 4 | 0.01 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 41 | 4 | 0.01 | 3 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 42 | 4 | 0.01 | 2 | 0.02 | +http://www.proximic.com/info/spider.php |
| 43 | 4 | 0.01 | 0 | 0.00 | Windows 9. |
| 44 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 4 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 46 | 3 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 47 | 3 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 48 | 3 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 49 | 2 | 0.00 | 0 | 0.00 | +http://tweetmeme.com/ |
| 50 | 2 | 0.00 | 1 | 0.01 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 51 | 2 | 0.00 | 1 | 0.01 | +http://www.yunyun.com/spider.html |
| 52 | 2 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 53 | 2 | 0.00 | 2 | 0.02 | X11; Linux i686; de |
| 54 | 2 | 0.00 | 2 | 0.02 | http://blog.wasalive.com/wasalive-bots/ |
| 55 | 2 | 0.00 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
