| Used Operating Systems |
| 1 | 3172 | 29.65 | 568 | 11.78 | Windows NT |
| 2 | 3074 | 28.73 | 2769 | 57.42 | +http://www.baidu.com/search/spider.html |
| 3 | 1855 | 17.34 | 439 | 9.10 | +http://www.google.com/bot.html |
| 4 | 880 | 8.23 | 339 | 7.03 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 547 | 5.11 | 144 | 2.99 | +http://yandex.com/bots |
| 6 | 356 | 3.33 | 115 | 2.38 | ezooms.bot@gmail.com |
| 7 | 313 | 2.93 | 134 | 2.78 | +http://www.bing.com/bingbot.htm |
| 8 | 229 | 2.14 | 228 | 4.73 | http://www.yodao.com/help/webmaster/spid... |
| 9 | 87 | 0.81 | 5 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 44 | 0.41 | 19 | 0.39 | +http://shoulu.jike.com/spider.html |
| 11 | 27 | 0.25 | 19 | 0.39 | +http://ahrefs.com/robot/ |
| 12 | 22 | 0.21 | 10 | 0.21 | Windows 98 |
| 13 | 19 | 0.18 | 3 | 0.06 | Linux i686 [unknown version] |
| 14 | 18 | 0.17 | 1 | 0.02 | Windows Phone OS 7.5 |
| 15 | 12 | 0.11 | 6 | 0.12 | +http://www.exabot.com/go/robot |
| 16 | 8 | 0.07 | 2 | 0.04 | http://crawler.sistrix.net/ |
| 17 | 4 | 0.04 | 3 | 0.06 | Windows CE |
| 18 | 4 | 0.04 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 19 | 4 | 0.04 | 2 | 0.04 | Windows 95 |
| 20 | 4 | 0.04 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 21 | 3 | 0.03 | 3 | 0.06 | +http://pmoz.info/doc/botinfo.htm |
| 22 | 3 | 0.03 | 1 | 0.02 | Windows XP |
| 23 | 3 | 0.03 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 24 | 3 | 0.03 | 2 | 0.04 | +info@netcraft.com |
| 25 | 2 | 0.02 | 1 | 0.02 | Auto; Windows |
| 26 | 2 | 0.02 | 1 | 0.02 | Windows ME |
| 27 | 2 | 0.02 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 28 | 1 | 0.01 | 1 | 0.02 | +http://domains.checkparams.com/ |
| 29 | 1 | 0.01 | 1 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
