| Used Operating Systems |
| 1 | 17224 | 40.80 | 146 | 1.19 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 9384 | 22.23 | 6829 | 55.54 | +http://ahrefs.com/robot/ |
| 3 | 9120 | 21.60 | 735 | 5.98 | Windows NT |
| 4 | 4493 | 10.64 | 3589 | 29.19 | +http://www.baidu.com/search/spider.html |
| 5 | 1050 | 2.49 | 519 | 4.22 | +http://www.google.com/bot.html |
| 6 | 514 | 1.22 | 266 | 2.16 | +http://www.bing.com/bingbot.htm |
| 7 | 154 | 0.36 | 38 | 0.31 | +http://www.linkdex.com/bots/ |
| 8 | 140 | 0.33 | 133 | 1.08 | +http://www.xovibot.net/ |
| 9 | 49 | 0.12 | 14 | 0.11 | +http://yandex.com/bots |
| 10 | 18 | 0.04 | 5 | 0.04 | Windows 95 |
| 11 | 17 | 0.04 | 4 | 0.03 | Windows 98 |
| 12 | 13 | 0.03 | 5 | 0.04 | Windows XP |
| 13 | 12 | 0.03 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 14 | 10 | 0.02 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 15 | 3 | 0.01 | 1 | 0.01 | Windows CE |
| 16 | 3 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 17 | 3 | 0.01 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 18 | 3 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 19 | 2 | 0.00 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 20 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 21 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 1 | 0.00 | 0 | 0.00 | +http://www.uptime.com/uptimebot |
