| Used Operating Systems |
| 1 | 12158 | 37.83 | 8280 | 76.03 | +http://www.baidu.com/search/spider.html |
| 2 | 7080 | 22.03 | 424 | 3.89 | +http://www.google.com/bot.html |
| 3 | 4793 | 14.91 | 1366 | 12.54 | Windows NT |
| 4 | 3881 | 12.08 | 247 | 2.27 | +http://yandex.com/bots |
| 5 | 1421 | 4.42 | 11 | 0.10 | http://crawler.sistrix.net/ |
| 6 | 540 | 1.68 | 63 | 0.58 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 537 | 1.67 | 4 | 0.04 | Linux i686 [unknown version] |
| 8 | 522 | 1.62 | 48 | 0.44 | +http://www.bing.com/bingbot.htm |
| 9 | 209 | 0.65 | 77 | 0.71 | Windows 95 |
| 10 | 170 | 0.53 | 87 | 0.80 | +http://ahrefs.com/robot/ |
| 11 | 167 | 0.52 | 43 | 0.39 | Windows 98 |
| 12 | 159 | 0.49 | 70 | 0.64 | J2ME/MIDP |
| 13 | 66 | 0.21 | 23 | 0.21 | Windows 3.1 |
| 14 | 51 | 0.16 | 19 | 0.17 | Windows ME |
| 15 | 48 | 0.15 | 22 | 0.20 | Series 60 |
| 16 | 42 | 0.13 | 12 | 0.11 | Windows CE |
| 17 | 42 | 0.13 | 10 | 0.09 | ezooms.bot@gmail.com |
| 18 | 34 | 0.11 | 8 | 0.07 | http://promotests.com/? |
| 19 | 32 | 0.10 | 17 | 0.16 | Windows 2000 |
| 20 | 30 | 0.09 | 12 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 21 | 28 | 0.09 | 11 | 0.10 | +http://www.exabot.com/go/robot |
| 22 | 20 | 0.06 | 4 | 0.04 | Windows XP |
| 23 | 19 | 0.06 | 4 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 24 | 14 | 0.04 | 6 | 0.06 | BlackBerry |
| 25 | 12 | 0.04 | 0 | 0.00 | +http://discoveryengine.com/discobot.htm... |
| 26 | 10 | 0.03 | 2 | 0.02 | SunOS sun4u |
| 27 | 10 | 0.03 | 2 | 0.02 | Android 2.3.4 |
| 28 | 10 | 0.03 | 4 | 0.04 | +http://shoulu.jike.com/spider.html |
| 29 | 8 | 0.02 | 4 | 0.04 | http://www.youdao.com/help/webmaster/spi... |
| 30 | 8 | 0.02 | 2 | 0.02 | X11 |
| 31 | 6 | 0.02 | 3 | 0.03 | Android |
| 32 | 4 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 33 | 4 | 0.01 | 4 | 0.04 | Linux [unknown version] |
| 34 | 1 | 0.00 | 1 | 0.01 | http://www.yodao.com/help/webmaster/spid... |
