| Used Operating Systems |
| 1 | 2731 | 26.92 | 2428 | 54.82 | +http://www.baidu.com/search/spider.html |
| 2 | 2651 | 26.14 | 945 | 21.34 | Windows NT |
| 3 | 1956 | 19.28 | 266 | 6.01 | +http://www.google.com/bot.html |
| 4 | 752 | 7.41 | 81 | 1.83 | +http://yandex.com/bots |
| 5 | 642 | 6.33 | 159 | 3.59 | +http://www.bing.com/bingbot.htm |
| 6 | 357 | 3.52 | 351 | 7.93 | http://www.yodao.com/help/webmaster/spid... |
| 7 | 269 | 2.65 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 8 | 198 | 1.95 | 2 | 0.05 | X11 |
| 9 | 158 | 1.56 | 48 | 1.08 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 107 | 1.05 | 25 | 0.56 | +http://shoulu.jike.com/spider.html |
| 11 | 64 | 0.63 | 4 | 0.09 | Windows Phone OS 7.5 |
| 12 | 49 | 0.48 | 23 | 0.52 | +http://www.career-x.de/bot.html |
| 13 | 44 | 0.43 | 9 | 0.20 | Windows 98 |
| 14 | 29 | 0.29 | 19 | 0.43 | +http://ahrefs.com/robot/ |
| 15 | 24 | 0.24 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 21 | 0.21 | 20 | 0.45 | Linux [unknown version] |
| 17 | 20 | 0.20 | 13 | 0.29 | +http://4seohunt.com/bot.html |
| 18 | 19 | 0.19 | 6 | 0.14 | +http://www.exabot.com/go/robot |
| 19 | 10 | 0.10 | 5 | 0.11 | http://crawler.sistrix.net/ |
| 20 | 8 | 0.08 | 2 | 0.05 | +http://go.mail.ru/help/robots |
| 21 | 8 | 0.08 | 4 | 0.09 | ezooms.bot@gmail.com |
| 22 | 8 | 0.08 | 4 | 0.09 | +http://www.procog.com/spider.html |
| 23 | 4 | 0.04 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 24 | 3 | 0.03 | 3 | 0.07 | Linux i686 [unknown version] |
| 25 | 3 | 0.03 | 1 | 0.02 | +info@netcraft.com |
| 26 | 3 | 0.03 | 3 | 0.07 | Intel Mac OS X 10.6 |
| 27 | 2 | 0.02 | 2 | 0.05 | http://www.lipperhey.com/ |
| 28 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 29 | 1 | 0.01 | 1 | 0.02 | +http://domains.checkparams.com/ |
| 30 | 1 | 0.01 | 1 | 0.02 | +http://www.profound.net/sibot.html |
