| Used Operating Systems |
| 1 | 27637 | 51.79 | 150 | 1.68 | http://mj12bot.com/ |
| 2 | 7610 | 14.26 | 33 | 0.37 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 6180 | 11.58 | 3472 | 38.84 | +http://ahrefs.com/robot/ |
| 4 | 4833 | 9.06 | 3919 | 43.84 | +http://www.baidu.com/search/spider.html |
| 5 | 2934 | 5.50 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 6 | 1284 | 2.41 | 366 | 4.09 | Windows NT |
| 7 | 857 | 1.61 | 322 | 3.60 | +http://www.google.com/bot.html |
| 8 | 659 | 1.24 | 195 | 2.18 | +http://www.linkdex.com/bots/ |
| 9 | 603 | 1.13 | 291 | 3.26 | +http://www.bing.com/bingbot.htm |
| 10 | 249 | 0.47 | 1 | 0.01 | Linux i586 [unknown version] |
| 11 | 215 | 0.40 | 32 | 0.36 | +http://yandex.com/bots |
| 12 | 126 | 0.24 | 68 | 0.76 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 39 | 0.07 | 12 | 0.13 | +http://www.exabot.com/go/robot |
| 14 | 30 | 0.06 | 9 | 0.10 | +spider@seoscanners.net |
| 15 | 28 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 16 | 26 | 0.05 | 26 | 0.29 | Windows 95 |
| 17 | 9 | 0.02 | 7 | 0.08 | Windows 98 |
| 18 | 8 | 0.01 | 4 | 0.04 | Windows 3.1 |
| 19 | 7 | 0.01 | 7 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 20 | 5 | 0.01 | 5 | 0.06 | Windows CE |
| 21 | 4 | 0.01 | 4 | 0.04 | Windows ME |
| 22 | 4 | 0.01 | 4 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 23 | 3 | 0.01 | 3 | 0.03 | Auto; Windows |
| 24 | 2 | 0.00 | 2 | 0.02 | Windows XP |
| 25 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 26 | 2 | 0.00 | 2 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 27 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 28 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
