| Used Operating Systems |
| 1 | 2582 | 27.19 | 2275 | 49.87 | +http://www.baidu.com/search/spider.html |
| 2 | 1859 | 19.57 | 668 | 14.64 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1410 | 14.85 | 503 | 11.03 | +http://www.google.com/bot.html |
| 4 | 1166 | 12.28 | 188 | 4.12 | +http://yandex.com/bots |
| 5 | 939 | 9.89 | 335 | 7.34 | Windows NT |
| 6 | 337 | 3.55 | 337 | 7.39 | http://www.yodao.com/help/webmaster/spid... |
| 7 | 298 | 3.14 | 6 | 0.13 | spider@volunia.com |
| 8 | 228 | 2.40 | 91 | 1.99 | +http://www.bing.com/bingbot.htm |
| 9 | 182 | 1.92 | 48 | 1.05 | ezooms.bot@gmail.com |
| 10 | 116 | 1.22 | 6 | 0.13 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 50 | 0.53 | 2 | 0.04 | X11 |
| 12 | 36 | 0.38 | 2 | 0.04 | J2ME/MIDP |
| 13 | 34 | 0.36 | 17 | 0.37 | Windows 98 |
| 14 | 27 | 0.28 | 5 | 0.11 | +http://www.aihit.com/ |
| 15 | 26 | 0.27 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 16 | 26 | 0.27 | 13 | 0.28 | +http://shoulu.jike.com/spider.html |
| 17 | 24 | 0.25 | 12 | 0.26 | +http://www.exabot.com/go/robot |
| 18 | 23 | 0.24 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 19 | 20 | 0.21 | 4 | 0.09 | Linux i686 [unknown version] |
| 20 | 20 | 0.21 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 21 | 19 | 0.20 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 22 | 18 | 0.19 | 2 | 0.04 | +http://swebot.net |
| 23 | 11 | 0.12 | 8 | 0.18 | +http://ahrefs.com/robot/ |
| 24 | 8 | 0.08 | 4 | 0.09 | http://www.youdao.com/help/webmaster/spi... |
| 25 | 7 | 0.07 | 7 | 0.15 | Windows 3.1 |
| 26 | 6 | 0.06 | 4 | 0.09 | Windows 95 |
| 27 | 5 | 0.05 | 3 | 0.07 | +info@netcraft.com |
| 28 | 3 | 0.03 | 3 | 0.07 | +http://pmoz.info/doc/botinfo.htm |
| 29 | 3 | 0.03 | 3 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 30 | 2 | 0.02 | 2 | 0.04 | Auto; Windows |
| 31 | 2 | 0.02 | 2 | 0.04 | en-US; http://info.omegaseek.com/ |
| 32 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.4 |
| 33 | 2 | 0.02 | 2 | 0.04 | Windows ME |
| 34 | 2 | 0.02 | 2 | 0.04 | +http://www.wmtips.com/tools/ |
| 35 | 1 | 0.01 | 1 | 0.02 | Windows 2000 |
| 36 | 1 | 0.01 | 1 | 0.02 | Windows XP |
| 37 | 1 | 0.01 | 1 | 0.02 | Linux [unknown version] |
| 38 | 1 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
