| Used Operating Systems |
| 1 | 24882 | 28.55 | 54 | 0.39 | +http://www.warebay.com/bot.html |
| 2 | 24553 | 28.17 | 250 | 1.81 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 13188 | 15.13 | 4 | 0.03 | +http://megaindex.com/crawler |
| 4 | 11723 | 13.45 | 7830 | 56.82 | +http://ahrefs.com/robot/ |
| 5 | 5918 | 6.79 | 3910 | 28.37 | +http://www.baidu.com/search/spider.html |
| 6 | 3952 | 4.53 | 815 | 5.91 | Windows NT |
| 7 | 749 | 0.86 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 8 | 637 | 0.73 | 262 | 1.90 | +http://www.google.com/bot.html |
| 9 | 414 | 0.48 | 183 | 1.33 | +http://www.bing.com/bingbot.htm |
| 10 | 360 | 0.41 | 120 | 0.87 | +http://yandex.com/bots |
| 11 | 167 | 0.19 | 54 | 0.39 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 150 | 0.17 | 128 | 0.93 | +http://www.xovibot.net/ |
| 13 | 96 | 0.11 | 35 | 0.25 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 68 | 0.08 | 13 | 0.09 | +http://www.linkdex.com/bots/ |
| 15 | 66 | 0.08 | 55 | 0.40 | +http://www.uptime.com/uptimebot |
| 16 | 46 | 0.05 | 12 | 0.09 | Windows 98 |
| 17 | 43 | 0.05 | 11 | 0.08 | Windows 95 |
| 18 | 39 | 0.04 | 7 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 19 | 27 | 0.03 | 10 | 0.07 | Windows XP |
| 20 | 22 | 0.03 | 9 | 0.07 | +http://www.exabot.com/go/robot |
| 21 | 12 | 0.01 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 22 | 12 | 0.01 | 2 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 23 | 8 | 0.01 | 2 | 0.01 | Windows 3.1 |
| 24 | 3 | 0.00 | 1 | 0.01 | +http://www.privacyaware.org |
| 25 | 3 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 26 | 2 | 0.00 | 2 | 0.01 | +https://gimmeusa.com/crawler.html |
| 27 | 2 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 28 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 29 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 30 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 31 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 32 | 1 | 0.00 | 1 | 0.01 | X11 |
