| Used Operating Systems |
| 1 | 51216 | 71.82 | 3419 | 39.31 | Windows NT |
| 2 | 4507 | 6.32 | 1159 | 13.33 | +http://www.bing.com/bingbot.htm |
| 3 | 3089 | 4.33 | 461 | 5.30 | +http://www.google.com/bot.html |
| 4 | 2422 | 3.40 | 2231 | 25.65 | +http://www.baidu.com/search/spider.html |
| 5 | 2178 | 3.05 | 399 | 4.59 | ezooms.bot@gmail.com |
| 6 | 2149 | 3.01 | 298 | 3.43 | +http://yandex.com/bots |
| 7 | 1762 | 2.47 | 70 | 0.80 | +http://ahrefs.com/robot/ |
| 8 | 1418 | 1.99 | 152 | 1.75 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 608 | 0.85 | 8 | 0.09 | http://crawler.sistrix.net/ |
| 10 | 424 | 0.59 | 111 | 1.28 | +http://shoulu.jike.com/spider.html |
| 11 | 275 | 0.39 | 25 | 0.29 | J2ME/MIDP |
| 12 | 185 | 0.26 | 7 | 0.08 | BlackBerry |
| 13 | 177 | 0.25 | 177 | 2.04 | http://www.yodao.com/help/webmaster/spid... |
| 14 | 154 | 0.22 | 10 | 0.11 | Linux i686 [unknown version] |
| 15 | 154 | 0.22 | 46 | 0.53 | Windows 98 |
| 16 | 133 | 0.19 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 17 | 51 | 0.07 | 18 | 0.21 | +http://www.exabot.com/go/robot |
| 18 | 38 | 0.05 | 5 | 0.06 | Android |
| 19 | 32 | 0.04 | 8 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 30 | 0.04 | 2 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
| 21 | 28 | 0.04 | 14 | 0.16 | +http://www.acoon.de/robot.asp |
| 22 | 26 | 0.04 | 2 | 0.02 | Series 60 |
| 23 | 26 | 0.04 | 2 | 0.02 | MirrorDetector; +http://yandex.com/bots |
| 24 | 25 | 0.04 | 4 | 0.05 | Windows XP |
| 25 | 22 | 0.03 | 19 | 0.22 | +http://www.easou.com/search/spider.html |
| 26 | 22 | 0.03 | 11 | 0.13 | +http://www.career-x.de/bot.html |
| 27 | 16 | 0.02 | 2 | 0.02 | +http://go.mail.ru/help/robots |
| 28 | 16 | 0.02 | 5 | 0.06 | Windows 95 |
| 29 | 15 | 0.02 | 2 | 0.02 | X11 |
| 30 | 13 | 0.02 | 7 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 31 | 12 | 0.02 | 3 | 0.03 | Auto; Windows |
| 32 | 11 | 0.02 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 33 | 10 | 0.01 | 1 | 0.01 | Windows Phone OS 7.5 |
| 34 | 8 | 0.01 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 35 | 7 | 0.01 | 2 | 0.02 | Win32 |
| 36 | 6 | 0.01 | 2 | 0.02 | Windows ME |
| 37 | 6 | 0.01 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 38 | 5 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 39 | 5 | 0.01 | 1 | 0.01 | +http://www.compspy.com/spider.html |
| 40 | 5 | 0.01 | 1 | 0.01 | Linux [unknown version] |
| 41 | 5 | 0.01 | 0 | 0.00 | VRE |
| 42 | 4 | 0.01 | 0 | 0.00 | Windows 9. |
| 43 | 3 | 0.00 | 1 | 0.01 | Windows 2000 |
| 44 | 3 | 0.00 | 1 | 0.01 | Solaris 7.x |
| 45 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 46 | 2 | 0.00 | 1 | 0.01 | +http://siteexplorer.info/ |
| 47 | 1 | 0.00 | 1 | 0.01 | Macintosh PPC |
| 48 | 1 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 49 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 50 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 51 | 1 | 0.00 | 0 | 0.00 | +http://173.13.143.74/bot.php |
| 52 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
