| Used Operating Systems |
| 1 | 6882 | 73.03 | 112 | 8.45 | http://mj12bot.com/ |
| 2 | 705 | 7.48 | 310 | 23.38 | +http://www.linkdex.com/bots/ |
| 3 | 634 | 6.73 | 284 | 21.42 | Windows NT |
| 4 | 604 | 6.41 | 328 | 24.74 | +http://www.bing.com/bingbot.htm |
| 5 | 142 | 1.51 | 68 | 5.13 | +http://www.google.com/bot.html |
| 6 | 112 | 1.19 | 50 | 3.77 | +http://yandex.com/bots |
| 7 | 91 | 0.97 | 89 | 6.71 | +http://www.baidu.com/search/spider.html |
| 8 | 90 | 0.96 | 2 | 0.15 | https://nmap.org/book/nse.html |
| 9 | 31 | 0.33 | 15 | 1.13 | +http://ahrefs.com/robot/ |
| 10 | 18 | 0.19 | 10 | 0.75 | +info@netcraft.com |
| 11 | 18 | 0.19 | 2 | 0.15 | Windows 98 |
| 12 | 17 | 0.18 | 10 | 0.75 | +http://www.semrush.com/bot.html |
| 13 | 14 | 0.15 | 7 | 0.53 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 14 | 10 | 0.11 | 5 | 0.38 | Windows 95 |
| 15 | 8 | 0.08 | 4 | 0.30 | +http://OpenLinkProfiler.org/bot |
| 16 | 8 | 0.08 | 2 | 0.15 | http://crawler.007ac9.net/ |
| 17 | 6 | 0.06 | 4 | 0.30 | Windows CE |
| 18 | 6 | 0.06 | 3 | 0.23 | Windows 2000 |
| 19 | 4 | 0.04 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 20 | 4 | 0.04 | 4 | 0.30 | Windows 3.1 |
| 21 | 4 | 0.04 | 4 | 0.30 | +http://www.uptime.com/uptimebot |
| 22 | 4 | 0.04 | 4 | 0.30 | ) - BrowseX (2.0.0 Windows |
| 23 | 3 | 0.03 | 1 | 0.08 | http://www.searchmetrics.com/en/searchme... |
| 24 | 3 | 0.03 | 3 | 0.23 | Windows XP |
| 25 | 2 | 0.02 | 2 | 0.15 | Auto; Windows |
| 26 | 2 | 0.02 | 1 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 2 | 0.02 | 2 | 0.15 | MSIE 5.5; Windows NT 4.0 |
