| Used Operating Systems |
| 1 | 48259 | 75.89 | 2105 | 27.18 | Windows NT |
| 2 | 2818 | 4.43 | 2401 | 31.00 | +http://www.baidu.com/search/spider.html |
| 3 | 2671 | 4.20 | 521 | 6.73 | +http://www.google.com/bot.html |
| 4 | 2542 | 4.00 | 1054 | 13.61 | +http://www.bing.com/bingbot.htm |
| 5 | 1841 | 2.89 | 519 | 6.70 | ezooms.bot@gmail.com |
| 6 | 976 | 1.53 | 243 | 3.14 | +http://yandex.com/bots |
| 7 | 820 | 1.29 | 319 | 4.12 | +http://ahrefs.com/robot/ |
| 8 | 777 | 1.22 | 12 | 0.15 | http://crawler.sistrix.net/ |
| 9 | 474 | 0.75 | 37 | 0.48 | J2ME/MIDP |
| 10 | 332 | 0.52 | 4 | 0.05 | Android |
| 11 | 254 | 0.40 | 2 | 0.03 | http://www.nerdbynature.net/bot |
| 12 | 230 | 0.36 | 62 | 0.80 | Windows 98 |
| 13 | 193 | 0.30 | 9 | 0.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 187 | 0.29 | 31 | 0.40 | Windows 95 |
| 15 | 183 | 0.29 | 183 | 2.36 | http://www.yodao.com/help/webmaster/spid... |
| 16 | 145 | 0.23 | 40 | 0.52 | http://www.majestic12.co.uk/bot.php?+ |
| 17 | 124 | 0.19 | 10 | 0.13 | ScoutJet; +http://blekko.com/about/blekk... |
| 18 | 84 | 0.13 | 50 | 0.65 | +http://www.acoon.de/robot.asp |
| 19 | 52 | 0.08 | 5 | 0.06 | http://www.youdao.com/help/webmaster/spi... |
| 20 | 42 | 0.07 | 3 | 0.04 | +http://www.forumseek.net |
| 21 | 41 | 0.06 | 15 | 0.19 | +http://www.exabot.com/go/robot |
| 22 | 40 | 0.06 | 7 | 0.09 | Windows 3.1 |
| 23 | 40 | 0.06 | 7 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 24 | 38 | 0.06 | 6 | 0.08 | Windows CE |
| 25 | 38 | 0.06 | 3 | 0.04 | Linux i686 [unknown version] |
| 26 | 36 | 0.06 | 10 | 0.13 | Win32 |
| 27 | 36 | 0.06 | 4 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 28 | 32 | 0.05 | 1 | 0.01 | Linux [unknown version] |
| 29 | 27 | 0.04 | 12 | 0.15 | +http://discoveryengine.com/discobot.htm... |
| 30 | 26 | 0.04 | 2 | 0.03 | BlackBerry |
| 31 | 23 | 0.04 | 7 | 0.09 | Windows 2000 |
| 32 | 22 | 0.03 | 4 | 0.05 | Windows XP |
| 33 | 22 | 0.03 | 8 | 0.10 | +http://shoulu.jike.com/spider.html |
| 34 | 21 | 0.03 | 1 | 0.01 | Windows |
| 35 | 20 | 0.03 | 0 | 0.00 | Windows 9. |
| 36 | 19 | 0.03 | 3 | 0.04 | Series 60 |
| 37 | 16 | 0.03 | 8 | 0.10 | Windows ME |
| 38 | 13 | 0.02 | 8 | 0.10 | +http://www.seoprofiler.com/bot |
| 39 | 12 | 0.02 | 5 | 0.06 | +http://www.openindex.io/en/webmasters/s... |
| 40 | 11 | 0.02 | 11 | 0.14 | Intel Mac OS X 10.4 |
| 41 | 8 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 42 | 8 | 0.01 | 1 | 0.01 | S60 |
| 43 | 8 | 0.01 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 44 | 7 | 0.01 | 2 | 0.03 | http://promotests.com/? |
| 45 | 7 | 0.01 | 1 | 0.01 | X11 |
| 46 | 4 | 0.01 | 1 | 0.01 | +http://www.hailoo.com/spider.html |
| 47 | 4 | 0.01 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 48 | 3 | 0.00 | 0 | 0.00 | +http://www.netseer.com/crawler.html; cr... |
| 49 | 2 | 0.00 | 1 | 0.01 | +http://www.scoutjet.com/ |
| 50 | 2 | 0.00 | 2 | 0.03 | +http://newsle.com |
| 51 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 52 | 1 | 0.00 | 0 | 0.00 | FreeBSD [unknown version] |
