| Used Operating Systems |
| 1 | 24619 | 78.86 | 435 | 11.23 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3172 | 10.16 | 2581 | 66.61 | +http://www.baidu.com/search/spider.html |
| 3 | 1700 | 5.45 | 130 | 3.35 | +http://yandex.com/bots |
| 4 | 554 | 1.77 | 261 | 6.74 | +http://www.google.com/bot.html |
| 5 | 446 | 1.43 | 198 | 5.11 | +http://www.linkdex.com/bots/ |
| 6 | 441 | 1.41 | 124 | 3.20 | Windows NT |
| 7 | 80 | 0.26 | 8 | 0.21 | +http://www.semrush.com/bot.html |
| 8 | 64 | 0.21 | 61 | 1.57 | +http://www.xovibot.net/ |
| 9 | 31 | 0.10 | 15 | 0.39 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 20 | 0.06 | 10 | 0.26 | +http://www.exabot.com/go/robot |
| 11 | 18 | 0.06 | 6 | 0.15 | +http://OpenLinkProfiler.org/bot |
| 12 | 8 | 0.03 | 7 | 0.18 | Windows XP |
| 13 | 8 | 0.03 | 4 | 0.10 | +http://www.seokicks.de/robot.html |
| 14 | 8 | 0.03 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 15 | 6 | 0.02 | 4 | 0.10 | +info@netcraft.com |
| 16 | 6 | 0.02 | 2 | 0.05 | +https://www.dataprovider.com/ |
| 17 | 6 | 0.02 | 2 | 0.05 | +http://www.bing.com/bingbot.htm |
| 18 | 5 | 0.02 | 5 | 0.13 | Windows 95 |
| 19 | 5 | 0.02 | 5 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 20 | 4 | 0.01 | 2 | 0.05 | +spider@seoscanners.net |
| 21 | 4 | 0.01 | 3 | 0.08 | Windows 98 |
| 22 | 3 | 0.01 | 3 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 23 | 3 | 0.01 | 3 | 0.08 | +http://megaindex.com/crawler |
| 24 | 2 | 0.01 | 2 | 0.05 | Windows CE |
| 25 | 2 | 0.01 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 26 | 2 | 0.01 | 2 | 0.05 | Linux [unknown version] |
| 27 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
