| Used Operating Systems by Visits |
| 1 | 2551 | 14.95 | 1951 | 50.91 | +http://www.baidu.com/search/spider.html |
| 2 | 7051 | 41.31 | 589 | 15.37 | Windows NT |
| 3 | 1723 | 10.09 | 504 | 13.15 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 2336 | 13.69 | 258 | 6.73 | +http://www.google.com/bot.html |
| 5 | 689 | 4.04 | 231 | 6.03 | +http://www.bing.com/bingbot.htm |
| 6 | 118 | 0.69 | 69 | 1.80 | +http://ahrefs.com/robot/ |
| 7 | 1179 | 6.91 | 68 | 1.77 | +http://yandex.com/bots |
| 8 | 282 | 1.65 | 60 | 1.57 | ezooms.bot@gmail.com |
| 9 | 25 | 0.15 | 15 | 0.39 | Windows 95 |
| 10 | 59 | 0.35 | 15 | 0.39 | +http://www.exabot.com/go/robot |
| 11 | 44 | 0.26 | 13 | 0.34 | Windows 98 |
| 12 | 55 | 0.32 | 10 | 0.26 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 6 | 0.04 | 5 | 0.13 | Windows 3.1 |
| 14 | 16 | 0.09 | 4 | 0.10 | Windows 2000 |
| 15 | 4 | 0.02 | 4 | 0.10 | +http://pmoz.info/doc/botinfo.htm |
| 16 | 15 | 0.09 | 4 | 0.10 | Windows XP |
| 17 | 26 | 0.15 | 4 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 18 | 9 | 0.05 | 4 | 0.10 | +info@netcraft.com |
| 19 | 179 | 1.05 | 4 | 0.10 | Intel Mac OS X 10.6 |
| 20 | 3 | 0.02 | 3 | 0.08 | Windows CE |
| 21 | 3 | 0.02 | 3 | 0.08 | en-US; http://info.omegaseek.com/ |
| 22 | 457 | 2.68 | 2 | 0.05 | +http://www.warebay.com/bot.html |
| 23 | 58 | 0.34 | 2 | 0.05 | bot@language-tools.com |
| 24 | 14 | 0.08 | 2 | 0.05 | Windows ME |
| 25 | 8 | 0.05 | 2 | 0.05 | +http://www.seoprofiler.com/bot |
| 26 | 28 | 0.16 | 1 | 0.03 | +http://www.aihit.com/ |
| 27 | 89 | 0.52 | 1 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 28 | 4 | 0.02 | 1 | 0.03 | Linux [unknown version] |
| 29 | 1 | 0.01 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 30 | 2 | 0.01 | 1 | 0.03 | +http://webmastercoffee.com/about |
| 31 | 5 | 0.03 | 1 | 0.03 | +http://swebot.net |
| 32 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 33 | 3 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 34 | 10 | 0.06 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 35 | 2 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 36 | 2 | 0.01 | 0 | 0.00 | MSIE 6 |
| 37 | 3 | 0.02 | 0 | 0.00 | Linux i686 [unknown version] |
| 38 | 2 | 0.01 | 0 | 0.00 | X11 |
| 39 | 2 | 0.01 | 0 | 0.00 | ReverseGet/1.0; http://reverseget.com/; ... |
| 40 | 4 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
