| Used Operating Systems by Visits |
| 1 | 11990 | 20.22 | 6256 | 63.79 | +http://ahrefs.com/robot/ |
| 2 | 2198 | 3.71 | 1891 | 19.28 | +http://www.baidu.com/search/spider.html |
| 3 | 13602 | 22.94 | 273 | 2.78 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 16090 | 27.14 | 260 | 2.65 | Windows NT |
| 5 | 828 | 1.40 | 247 | 2.52 | +http://www.bing.com/bingbot.htm |
| 6 | 252 | 0.43 | 205 | 2.09 | +http://www.xovibot.net/ |
| 7 | 484 | 0.82 | 182 | 1.86 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 439 | 0.74 | 158 | 1.61 | +http://www.google.com/bot.html |
| 9 | 1846 | 3.11 | 158 | 1.61 | +http://yandex.com/bots |
| 10 | 112 | 0.19 | 69 | 0.70 | +http://www.linkdex.com/bots/ |
| 11 | 34 | 0.06 | 13 | 0.13 | Windows 95 |
| 12 | 46 | 0.08 | 12 | 0.12 | +http://www.semrush.com/bot.html |
| 13 | 8 | 0.01 | 8 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 14 | 23 | 0.04 | 7 | 0.07 | +spider@seoscanners.net |
| 15 | 16 | 0.03 | 7 | 0.07 | +http://www.exabot.com/go/robot |
| 16 | 23 | 0.04 | 6 | 0.06 | +http://siteexplorer.info/ |
| 17 | 60 | 0.10 | 5 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 565 | 0.95 | 5 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 19 | 10 | 0.02 | 4 | 0.04 | Windows XP |
| 20 | 6 | 0.01 | 4 | 0.04 | Windows 3.1 |
| 21 | 6 | 0.01 | 4 | 0.04 | +info@netcraft.com |
| 22 | 36 | 0.06 | 4 | 0.04 | +http://www.seokicks.de/robot.html |
| 23 | 17 | 0.03 | 4 | 0.04 | Windows 98 |
| 24 | 3 | 0.01 | 3 | 0.03 | Windows 2000 |
| 25 | 4 | 0.01 | 3 | 0.03 | Auto; Windows |
| 26 | 18 | 0.03 | 3 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 27 | 7 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 28 | 9871 | 16.65 | 3 | 0.03 | +http://megaindex.com/crawler |
| 29 | 554 | 0.93 | 2 | 0.02 | +http://www.warebay.com/bot.html |
| 30 | 2 | 0.00 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 31 | 4 | 0.01 | 2 | 0.02 | Windows ME |
| 32 | 110 | 0.19 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 33 | 3 | 0.01 | 1 | 0.01 | Windows CE |
| 34 | 12 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 35 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 36 | 4 | 0.01 | 0 | 0.00 | ) - BrowseX (2.0.0 Windows |
