| Used Operating Systems |
| 1 | 2690 | 46.90 | 2250 | 68.08 | +http://www.baidu.com/search/spider.html |
| 2 | 1224 | 21.34 | 171 | 5.17 | Windows NT |
| 3 | 966 | 16.84 | 585 | 17.70 | +http://www.google.com/bot.html |
| 4 | 203 | 3.54 | 79 | 2.39 | +http://yandex.com/bots |
| 5 | 121 | 2.11 | 51 | 1.54 | +http://www.bing.com/bingbot.htm |
| 6 | 89 | 1.55 | 7 | 0.21 | http://crawler.sistrix.net/ |
| 7 | 86 | 1.50 | 4 | 0.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 81 | 1.41 | 41 | 1.24 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 38 | 0.66 | 36 | 1.09 | +http://ahrefs.com/robot/ |
| 10 | 37 | 0.65 | 21 | 0.64 | +http://www.exabot.com/go/robot |
| 11 | 30 | 0.52 | 6 | 0.18 | +http://www.hailoo.com/spider.html |
| 12 | 26 | 0.45 | 13 | 0.39 | +http://shoulu.jike.com/spider.html |
| 13 | 24 | 0.42 | 1 | 0.03 | X11 |
| 14 | 21 | 0.37 | 1 | 0.03 | Linux [unknown version] |
| 15 | 18 | 0.31 | 3 | 0.09 | http://promotests.com/? |
| 16 | 11 | 0.19 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 17 | 10 | 0.17 | 5 | 0.15 | ezooms.bot@gmail.com |
| 18 | 10 | 0.17 | 2 | 0.06 | Linux i686 [unknown version] |
| 19 | 9 | 0.16 | 1 | 0.03 | http://www.lipperhey.com/ |
| 20 | 9 | 0.16 | 8 | 0.24 | Windows 95 |
| 21 | 8 | 0.14 | 1 | 0.03 | Windows 98 |
| 22 | 6 | 0.10 | 4 | 0.12 | Windows XP |
| 23 | 3 | 0.05 | 3 | 0.09 | +http://pmoz.info/doc/botinfo.htm |
| 24 | 3 | 0.05 | 1 | 0.03 | ScoutJet; +http://blekko.com/about/blekk... |
| 25 | 2 | 0.03 | 2 | 0.06 | Auto; Windows |
| 26 | 2 | 0.03 | 1 | 0.03 | +info@netcraft.com |
| 27 | 2 | 0.03 | 2 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 28 | 1 | 0.02 | 1 | 0.03 | Windows CE |
| 29 | 1 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 30 | 1 | 0.02 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 31 | 1 | 0.02 | 1 | 0.03 | Macintosh |
| 32 | 1 | 0.02 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 33 | 1 | 0.02 | 1 | 0.03 | Windows 3.1 |
