| Used Operating Systems |
| 1 | 4904 | 31.21 | 421 | 13.33 | Windows NT |
| 2 | 4238 | 26.97 | 773 | 24.47 | +http://www.google.com/bot.html |
| 3 | 2202 | 14.02 | 229 | 7.25 | +http://yandex.com/bots |
| 4 | 1782 | 11.34 | 1272 | 40.27 | +http://www.baidu.com/search/spider.html |
| 5 | 667 | 4.25 | 10 | 0.32 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 650 | 4.14 | 2 | 0.06 | http://crawler.sistrix.net/ |
| 7 | 373 | 2.37 | 66 | 2.09 | ezooms.bot@gmail.com |
| 8 | 315 | 2.00 | 313 | 9.91 | http://www.yodao.com/help/webmaster/spid... |
| 9 | 250 | 1.59 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 10 | 118 | 0.75 | 35 | 1.11 | +http://www.bing.com/bingbot.htm |
| 11 | 72 | 0.46 | 2 | 0.06 | +http://filterdb.iss.net/crawler/ |
| 12 | 28 | 0.18 | 5 | 0.16 | Windows 98 |
| 13 | 25 | 0.16 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 14 | 25 | 0.16 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 15 | 18 | 0.11 | 5 | 0.16 | Linux i686 [unknown version] |
| 16 | 11 | 0.07 | 10 | 0.32 | PPC Mac OS X Mach-O |
| 17 | 8 | 0.05 | 5 | 0.16 | Windows 95 |
| 18 | 8 | 0.05 | 0 | 0.00 | +http://shoulu.jike.com/spider.html |
| 19 | 6 | 0.04 | 2 | 0.06 | +http://discoveryengine.com/discobot.htm... |
| 20 | 4 | 0.03 | 4 | 0.13 | Intel Mac OS X |
| 21 | 2 | 0.01 | 2 | 0.06 | Windows 2000 |
| 22 | 2 | 0.01 | 0 | 0.00 | Windows XP |
| 23 | 1 | 0.01 | 1 | 0.03 | Windows CE |
| 24 | 1 | 0.01 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 25 | 1 | 0.01 | 0 | 0.00 | +info@netcraft.com |
