| Used Operating Systems |
| 1 | 24405 | 55.37 | 433 | 6.49 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8152 | 18.50 | 4554 | 68.29 | +http://ahrefs.com/robot/ |
| 3 | 5706 | 12.95 | 240 | 3.60 | +http://www.semrush.com/bot.html |
| 4 | 1821 | 4.13 | 214 | 3.21 | +http://yandex.com/bots |
| 5 | 1435 | 3.26 | 326 | 4.89 | Windows NT |
| 6 | 1331 | 3.02 | 161 | 2.41 | +http://www.google.com/bot.html |
| 7 | 388 | 0.88 | 233 | 3.49 | +http://www.bing.com/bingbot.htm |
| 8 | 201 | 0.46 | 176 | 2.64 | +http://www.xovibot.net/ |
| 9 | 196 | 0.44 | 176 | 2.64 | +http://www.baidu.com/search/spider.html |
| 10 | 173 | 0.39 | 51 | 0.76 | +http://www.linkdex.com/bots/ |
| 11 | 78 | 0.18 | 30 | 0.45 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 37 | 0.08 | 15 | 0.22 | +http://www.exabot.com/go/robot |
| 13 | 25 | 0.06 | 9 | 0.13 | Windows XP |
| 14 | 19 | 0.04 | 9 | 0.13 | Windows 98 |
| 15 | 18 | 0.04 | 8 | 0.12 | +https://deusu.de/robot.html |
| 16 | 15 | 0.03 | 5 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 17 | 15 | 0.03 | 4 | 0.06 | Windows 95 |
| 18 | 8 | 0.02 | 1 | 0.01 | Windows ME |
| 19 | 6 | 0.01 | 2 | 0.03 | +https://www.dataprovider.com/ |
| 20 | 6 | 0.01 | 2 | 0.03 | +http://www.profound.net/domainappender |
| 21 | 4 | 0.01 | 2 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 4 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 23 | 4 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 24 | 4 | 0.01 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 25 | 4 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 26 | 3 | 0.01 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 27 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 28 | 3 | 0.01 | 3 | 0.04 | +http://megaindex.com/crawler |
| 29 | 2 | 0.00 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 30 | 2 | 0.00 | 2 | 0.03 | Windows CE |
| 31 | 2 | 0.00 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 32 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 33 | 2 | 0.00 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 34 | 1 | 0.00 | 1 | 0.01 | +http://www.linkpad.ru |
| 35 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
