| Used Operating Systems by Visits |
| 1 | 5222 | 16.77 | 4291 | 47.24 | +http://www.baidu.com/search/spider.html |
| 2 | 3924 | 12.60 | 2809 | 30.92 | +http://ahrefs.com/robot/ |
| 3 | 2779 | 8.92 | 807 | 8.88 | Windows NT |
| 4 | 1303 | 4.18 | 367 | 4.04 | +http://www.bing.com/bingbot.htm |
| 5 | 501 | 1.61 | 266 | 2.93 | +http://www.google.com/bot.html |
| 6 | 103 | 0.33 | 96 | 1.06 | +http://www.xovibot.net/ |
| 7 | 15528 | 49.86 | 88 | 0.97 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 278 | 0.89 | 80 | 0.88 | +http://yandex.com/bots |
| 9 | 182 | 0.58 | 64 | 0.70 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 102 | 0.33 | 41 | 0.45 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 42 | 0.13 | 35 | 0.39 | Windows 95 |
| 12 | 76 | 0.24 | 31 | 0.34 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 86 | 0.28 | 31 | 0.34 | +http://www.linkdex.com/bots/ |
| 14 | 57 | 0.18 | 16 | 0.18 | Windows 98 |
| 15 | 11 | 0.04 | 8 | 0.09 | Windows 2000 |
| 16 | 8 | 0.03 | 7 | 0.08 | Windows CE |
| 17 | 7 | 0.02 | 6 | 0.07 | Auto; Windows |
| 18 | 8 | 0.03 | 6 | 0.07 | Windows 3.1 |
| 19 | 6 | 0.02 | 6 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 20 | 11 | 0.04 | 4 | 0.04 | +http://sur.ly/bot.html |
| 21 | 7 | 0.02 | 4 | 0.04 | Windows ME |
| 22 | 8 | 0.03 | 4 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 857 | 2.75 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 24 | 3 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 25 | 4 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 26 | 2 | 0.01 | 2 | 0.02 | Android 2.3.5 |
| 27 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 28 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 29 | 2 | 0.01 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 30 | 13 | 0.04 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 31 | 1 | 0.00 | 1 | 0.01 | +http://www.uptime.com/uptimebot |
| 32 | 5 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 33 | 2 | 0.01 | 0 | 0.00 | Windows XP |
| 34 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
