| Used Operating Systems |
| 1 | 5017 | 51.12 | 4338 | 78.06 | +http://www.baidu.com/search/spider.html |
| 2 | 1667 | 16.99 | 485 | 8.73 | +http://www.google.com/bot.html |
| 3 | 899 | 9.16 | 136 | 2.45 | Windows NT |
| 4 | 694 | 7.07 | 183 | 3.29 | +http://www.bing.com/bingbot.htm |
| 5 | 446 | 4.54 | 151 | 2.72 | +http://yandex.com/bots |
| 6 | 312 | 3.18 | 99 | 1.78 | ezooms.bot@gmail.com |
| 7 | 199 | 2.03 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 8 | 195 | 1.99 | 73 | 1.31 | +http://ahrefs.com/robot/ |
| 9 | 135 | 1.38 | 18 | 0.32 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 61 | 0.62 | 15 | 0.27 | +http://shoulu.jike.com/spider.html |
| 11 | 49 | 0.50 | 23 | 0.41 | +http://www.exabot.com/go/robot |
| 12 | 30 | 0.31 | 7 | 0.13 | +http://discoveryengine.com/discoverybot... |
| 13 | 30 | 0.31 | 3 | 0.05 | Intel Mac OS X 10.6 |
| 14 | 26 | 0.26 | 2 | 0.04 | Linux i686 [unknown version] |
| 15 | 20 | 0.20 | 6 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 10 | 0.10 | 4 | 0.07 | +http://filterdb.iss.net/crawler/ |
| 17 | 6 | 0.06 | 4 | 0.07 | Windows 98 |
| 18 | 4 | 0.04 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 19 | 3 | 0.03 | 2 | 0.04 | +info@netcraft.com |
| 20 | 2 | 0.02 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 21 | 2 | 0.02 | 2 | 0.04 | +http://www.compspy.com/spider.html |
| 22 | 2 | 0.02 | 2 | 0.04 | Linux [unknown version] |
| 23 | 2 | 0.02 | 2 | 0.04 | Linux i586 [unknown version] |
| 24 | 2 | 0.02 | 1 | 0.02 | +http://www.acoon.de/robot.asp |
| 25 | 1 | 0.01 | 1 | 0.02 | FreeBSD [unknown version] |
