| Used Operating Systems |
| 1 | 21366 | 39.96 | 265 | 2.60 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 11902 | 22.26 | 4825 | 47.41 | +http://ahrefs.com/robot/ |
| 3 | 6034 | 11.29 | 3614 | 35.51 | +http://www.baidu.com/search/spider.html |
| 4 | 6033 | 11.28 | 415 | 4.08 | Windows NT |
| 5 | 4003 | 7.49 | 4 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 6 | 1197 | 2.24 | 102 | 1.00 | +http://yandex.com/bots |
| 7 | 1170 | 2.19 | 363 | 3.57 | +http://www.bing.com/bingbot.htm |
| 8 | 1036 | 1.94 | 494 | 4.85 | +http://www.google.com/bot.html |
| 9 | 335 | 0.63 | 10 | 0.10 | +http://siteexplorer.info/ |
| 10 | 138 | 0.26 | 28 | 0.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 49 | 0.09 | 13 | 0.13 | Windows 95 |
| 12 | 37 | 0.07 | 6 | 0.06 | Windows 98 |
| 13 | 24 | 0.04 | 3 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 14 | 17 | 0.03 | 3 | 0.03 | Windows CE |
| 15 | 17 | 0.03 | 3 | 0.03 | Windows 3.1 |
| 16 | 16 | 0.03 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 17 | 12 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 18 | 11 | 0.02 | 3 | 0.03 | Windows XP |
| 19 | 10 | 0.02 | 3 | 0.03 | Windows ME |
| 20 | 10 | 0.02 | 2 | 0.02 | +spider@seoscanners.net |
| 21 | 9 | 0.02 | 2 | 0.02 | Windows 2000 |
| 22 | 8 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 23 | 6 | 0.01 | 3 | 0.03 | +http://www.linkdex.com/bots/ |
| 24 | 4 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 25 | 4 | 0.01 | 3 | 0.03 | +info@netcraft.com |
| 26 | 4 | 0.01 | 4 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 27 | 4 | 0.01 | 2 | 0.02 | +http://duckduckgo.com |
| 28 | 3 | 0.01 | 3 | 0.03 | +http://sur.ly/bot.html |
| 29 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 30 | 2 | 0.00 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 31 | 1 | 0.00 | 1 | 0.01 | Android |
| 32 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
