| Used Operating Systems by Visits |
| 1 | 13174 | 26.59 | 11207 | 75.29 | +http://ahrefs.com/robot/ |
| 2 | 2537 | 5.12 | 2360 | 15.85 | +http://www.baidu.com/search/spider.html |
| 3 | 11197 | 22.60 | 444 | 2.98 | +http://yandex.com/bots |
| 4 | 4935 | 9.96 | 328 | 2.20 | Windows NT |
| 5 | 16630 | 33.56 | 148 | 0.99 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 389 | 0.79 | 144 | 0.97 | +http://www.bing.com/bingbot.htm |
| 7 | 293 | 0.59 | 74 | 0.50 | +http://www.google.com/bot.html |
| 8 | 90 | 0.18 | 35 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 40 | 0.08 | 26 | 0.17 | +http://www.uptime.com/uptimebot |
| 10 | 36 | 0.07 | 17 | 0.11 | +http://www.linkdex.com/bots/ |
| 11 | 29 | 0.06 | 17 | 0.11 | Windows 98 |
| 12 | 31 | 0.06 | 15 | 0.10 | Windows 95 |
| 13 | 24 | 0.05 | 10 | 0.07 | +http://www.xovibot.net/ |
| 14 | 17 | 0.03 | 9 | 0.06 | Windows 2000 |
| 15 | 26 | 0.05 | 8 | 0.05 | +http://www.exabot.com/go/robot |
| 16 | 7 | 0.01 | 7 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 17 | 4 | 0.01 | 4 | 0.03 | Windows CE |
| 18 | 12 | 0.02 | 4 | 0.03 | Windows XP |
| 19 | 4 | 0.01 | 4 | 0.03 | Windows ME |
| 20 | 20 | 0.04 | 3 | 0.02 | +http://sur.ly/bot.html |
| 21 | 17 | 0.03 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 22 | 3 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 23 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 24 | 8 | 0.02 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 25 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 26 | 1 | 0.00 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 27 | 6 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 28 | 2 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 29 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 30 | 4 | 0.01 | 1 | 0.01 | http://www.opensiteexplorer.org/dotbot, ... |
| 31 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 32 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 33 | 4 | 0.01 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 34 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 35 | 3 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
