| Used Operating Systems |
| 1 | 16269 | 33.60 | 275 | 2.08 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 12181 | 25.15 | 579 | 4.38 | +http://yandex.com/bots |
| 3 | 9545 | 19.71 | 7127 | 53.90 | +http://ahrefs.com/robot/ |
| 4 | 4829 | 9.97 | 4014 | 30.36 | +http://www.baidu.com/search/spider.html |
| 5 | 3159 | 6.52 | 298 | 2.25 | Windows NT |
| 6 | 691 | 1.43 | 299 | 2.26 | +http://www.google.com/bot.html |
| 7 | 643 | 1.33 | 193 | 1.46 | +http://www.linkdex.com/bots/ |
| 8 | 589 | 1.22 | 206 | 1.56 | +http://www.bing.com/bingbot.htm |
| 9 | 173 | 0.36 | 38 | 0.29 | +http://www.semrush.com/bot.html |
| 10 | 94 | 0.19 | 47 | 0.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 55 | 0.11 | 38 | 0.29 | +http://www.uptime.com/uptimebot |
| 12 | 34 | 0.07 | 5 | 0.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 25 | 0.05 | 23 | 0.17 | Windows 95 |
| 14 | 25 | 0.05 | 19 | 0.14 | Windows 98 |
| 15 | 12 | 0.02 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 16 | 12 | 0.02 | 5 | 0.04 | +http://duckduckgo.com |
| 17 | 11 | 0.02 | 4 | 0.03 | Windows XP |
| 18 | 9 | 0.02 | 8 | 0.06 | Windows 2000 |
| 19 | 9 | 0.02 | 5 | 0.04 | Windows 3.1 |
| 20 | 7 | 0.01 | 7 | 0.05 | Windows CE |
| 21 | 6 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 22 | 6 | 0.01 | 3 | 0.02 | +http://www.exabot.com/go/robot |
| 23 | 5 | 0.01 | 1 | 0.01 | J2ME/MIDP |
| 24 | 5 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 25 | 5 | 0.01 | 1 | 0.01 | PPC Mac OS X 10.5 |
| 26 | 4 | 0.01 | 2 | 0.02 | +http://sur.ly/bot.html |
| 27 | 4 | 0.01 | 3 | 0.02 | +http://www.xovibot.net/ |
| 28 | 4 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 29 | 3 | 0.01 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 30 | 2 | 0.00 | 2 | 0.02 | Auto; Windows |
| 31 | 2 | 0.00 | 2 | 0.02 | Linux [unknown version] |
| 32 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 33 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 34 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 35 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 36 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
