| Used Operating Systems by Visits |
| 1 | 10604 | 23.83 | 4540 | 43.81 | +http://ahrefs.com/robot/ |
| 2 | 5525 | 12.42 | 3927 | 37.90 | +http://www.baidu.com/search/spider.html |
| 3 | 2732 | 6.14 | 766 | 7.39 | Windows NT |
| 4 | 1651 | 3.71 | 461 | 4.45 | +http://www.bing.com/bingbot.htm |
| 5 | 697 | 1.57 | 253 | 2.44 | +http://www.google.com/bot.html |
| 6 | 16546 | 37.19 | 180 | 1.74 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 396 | 0.89 | 106 | 1.02 | +http://yandex.com/bots |
| 8 | 52 | 0.12 | 44 | 0.42 | +http://www.uptime.com/uptimebot |
| 9 | 78 | 0.18 | 20 | 0.19 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 48 | 0.11 | 12 | 0.12 | Windows 95 |
| 11 | 1961 | 4.41 | 6 | 0.06 | +http://www.warebay.com/bot.html |
| 12 | 20 | 0.04 | 6 | 0.06 | Windows ME |
| 13 | 19 | 0.04 | 6 | 0.06 | Windows 98 |
| 14 | 89 | 0.20 | 5 | 0.05 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 11 | 0.02 | 4 | 0.04 | Windows XP |
| 16 | 3001 | 6.75 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 17 | 4 | 0.01 | 3 | 0.03 | +info@netcraft.com |
| 18 | 16 | 0.04 | 2 | 0.02 | Windows CE |
| 19 | 2 | 0.00 | 2 | 0.02 | Windows 2000 |
| 20 | 2 | 0.00 | 2 | 0.02 | Auto; Windows |
| 21 | 3 | 0.01 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 22 | 9 | 0.02 | 2 | 0.02 | Windows 3.1 |
| 23 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 24 | 1 | 0.00 | 1 | 0.01 | OSF1 V4.0 alpha |
| 25 | 1 | 0.00 | 1 | 0.01 | +https://gimmeusa.com/crawler.html |
| 26 | 6 | 0.01 | 1 | 0.01 | +http://www.privacyaware.org |
| 27 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 28 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 29 | 1004 | 2.26 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 30 | 1 | 0.00 | 1 | 0.01 | X11 |
| 31 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 32 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 33 | 4 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
