| Used Operating Systems by Visits |
| 1 | 16020 | 41.88 | 2461 | 46.00 | Windows NT |
| 2 | 1823 | 4.77 | 1628 | 30.43 | +http://www.baidu.com/search/spider.html |
| 3 | 1391 | 3.64 | 241 | 4.50 | ezooms.bot@gmail.com |
| 4 | 230 | 0.60 | 230 | 4.30 | http://www.yodao.com/help/webmaster/spid... |
| 5 | 16618 | 43.44 | 208 | 3.89 | +http://www.google.com/bot.html |
| 6 | 365 | 0.95 | 129 | 2.41 | +http://www.bing.com/bingbot.htm |
| 7 | 164 | 0.43 | 111 | 2.07 | Linux [unknown version] |
| 8 | 242 | 0.63 | 53 | 0.99 | +http://yandex.com/bots |
| 9 | 82 | 0.21 | 51 | 0.95 | Windows 95 |
| 10 | 207 | 0.54 | 34 | 0.64 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 410 | 1.07 | 32 | 0.60 | Windows 98 |
| 12 | 43 | 0.11 | 28 | 0.52 | http://www.youdao.com/help/webmaster/spi... |
| 13 | 127 | 0.33 | 24 | 0.45 | +http://discoveryengine.com/discobot.htm... |
| 14 | 113 | 0.30 | 15 | 0.28 | Linux i686 [unknown version] |
| 15 | 22 | 0.06 | 14 | 0.26 | Windows CE |
| 16 | 17 | 0.04 | 13 | 0.24 | Windows ME |
| 17 | 20 | 0.05 | 13 | 0.24 | MSIE 5.5; Windows NT 4.0 |
| 18 | 21 | 0.05 | 12 | 0.22 | MSIE 5.5; Windows NT 5.0 |
| 19 | 22 | 0.06 | 10 | 0.19 | Windows XP |
| 20 | 15 | 0.04 | 8 | 0.15 | Windows 3.1 |
| 21 | 12 | 0.03 | 7 | 0.13 | Windows 2000 |
| 22 | 4 | 0.01 | 4 | 0.07 | +http://pmoz.info/doc/botinfo.htm |
| 23 | 85 | 0.22 | 4 | 0.07 | Intel Mac OS X 10.6 |
| 24 | 28 | 0.07 | 3 | 0.06 | Intel Mac OS X 10.4 |
| 25 | 40 | 0.10 | 2 | 0.04 | J2ME/MIDP |
| 26 | 14 | 0.04 | 2 | 0.04 | +http://ahrefs.com/robot/ |
| 27 | 4 | 0.01 | 2 | 0.04 | +http://www.exabot.com/go/robot |
| 28 | 20 | 0.05 | 1 | 0.02 | Windows Mobile |
| 29 | 15 | 0.04 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 30 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.5 |
| 31 | 3 | 0.01 | 1 | 0.02 | +http://www.aihit.com/ |
| 32 | 3 | 0.01 | 1 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 33 | 3 | 0.01 | 1 | 0.02 | ReverseGet/1.0; http://reverseget.com/do... |
| 34 | 1 | 0.00 | 1 | 0.02 | +http://www.seexie.com |
| 35 | 2 | 0.01 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 36 | 2 | 0.01 | 1 | 0.02 | ReverseGet/1.0; http://reverseget.com/; ... |
| 37 | 1 | 0.00 | 1 | 0.02 | PPC Mac OS X Mach-O |
| 38 | 2 | 0.01 | 1 | 0.02 | http://www.semager.de/blog/semager-bots/ |
| 39 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 40 | 2 | 0.01 | 0 | 0.00 | Windows Live Messenger 14.0.8117.0416 |
| 41 | 2 | 0.01 | 0 | 0.00 | Windows |
| 42 | 18 | 0.05 | 0 | 0.00 | Win32 |
| 43 | 26 | 0.07 | 0 | 0.00 | Linux 2.0.x |
| 44 | 11 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 45 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X |
| 46 | 1 | 0.00 | 0 | 0.00 | +info@netcraft.com |
