| Used Operating Systems by Visits |
| 1 | 2536 | 13.28 | 2065 | 52.52 | +http://www.baidu.com/search/spider.html |
| 2 | 9990 | 52.30 | 637 | 16.20 | Windows NT |
| 3 | 1191 | 6.23 | 366 | 9.31 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 2070 | 10.84 | 221 | 5.62 | +http://www.google.com/bot.html |
| 5 | 794 | 4.16 | 189 | 4.81 | +http://www.bing.com/bingbot.htm |
| 6 | 733 | 3.84 | 156 | 3.97 | ezooms.bot@gmail.com |
| 7 | 821 | 4.30 | 92 | 2.34 | +http://yandex.com/bots |
| 8 | 107 | 0.56 | 39 | 0.99 | +http://www.exabot.com/go/robot |
| 9 | 89 | 0.47 | 34 | 0.86 | Windows 98 |
| 10 | 40 | 0.21 | 27 | 0.69 | Windows 95 |
| 11 | 251 | 1.31 | 21 | 0.53 | http://crawler.sistrix.net/ |
| 12 | 25 | 0.13 | 14 | 0.36 | +http://ahrefs.com/robot/ |
| 13 | 188 | 0.98 | 9 | 0.23 | Linux i686 [unknown version] |
| 14 | 19 | 0.10 | 7 | 0.18 | Windows ME |
| 15 | 13 | 0.07 | 6 | 0.15 | +http://discoveryengine.com/discobot.htm... |
| 16 | 6 | 0.03 | 5 | 0.13 | Windows 3.1 |
| 17 | 4 | 0.02 | 4 | 0.10 | Windows 2000 |
| 18 | 10 | 0.05 | 4 | 0.10 | Windows CE |
| 19 | 4 | 0.02 | 4 | 0.10 | +http://pmoz.info/doc/botinfo.htm |
| 20 | 16 | 0.08 | 4 | 0.10 | +http://www.hailoo.com/spider.html |
| 21 | 9 | 0.05 | 4 | 0.10 | Windows XP |
| 22 | 4 | 0.02 | 4 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 23 | 55 | 0.29 | 3 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 3 | 0.02 | 3 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 25 | 5 | 0.03 | 2 | 0.05 | http://promotests.com/? |
| 26 | 2 | 0.01 | 2 | 0.05 | Linux [unknown version] |
| 27 | 5 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 28 | 49 | 0.26 | 1 | 0.03 | Intel Mac OS X 10.5 |
| 29 | 4 | 0.02 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 30 | 1 | 0.01 | 1 | 0.03 | Intel Mac OS X 10.4 |
| 31 | 23 | 0.12 | 1 | 0.03 | iPhone |
| 32 | 2 | 0.01 | 1 | 0.03 | +http://botw.org |
| 33 | 4 | 0.02 | 1 | 0.03 | +http://www.career-x.de/bot.html |
| 34 | 1 | 0.01 | 1 | 0.03 | +http://www.rexyo.com |
| 35 | 2 | 0.01 | 1 | 0.03 | +http://www.acoon.de/robot.asp |
| 36 | 7 | 0.04 | 0 | 0.00 | http://desktop.google.com/ |
| 37 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 38 | 9 | 0.05 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 39 | 8 | 0.04 | 0 | 0.00 | Windows 9. |
| 40 | 1 | 0.01 | 0 | 0.00 | X11 |
