| Used Operating Systems |
| 1 | 14584 | 40.00 | 144 | 2.68 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6672 | 18.30 | 2 | 0.04 | +http://megaindex.com/crawler |
| 3 | 5215 | 14.30 | 3480 | 64.85 | +http://www.baidu.com/search/spider.html |
| 4 | 3823 | 10.48 | 4 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 5 | 1745 | 4.79 | 768 | 14.31 | Windows NT |
| 6 | 1268 | 3.48 | 296 | 5.52 | +http://www.google.com/bot.html |
| 7 | 1205 | 3.30 | 209 | 3.89 | +http://yandex.com/bots |
| 8 | 1088 | 2.98 | 325 | 6.06 | +http://www.bing.com/bingbot.htm |
| 9 | 441 | 1.21 | 41 | 0.76 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 108 | 0.30 | 11 | 0.20 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 84 | 0.23 | 22 | 0.41 | +http://www.linkdex.com/bots/ |
| 12 | 72 | 0.20 | 18 | 0.34 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 59 | 0.16 | 4 | 0.07 | +http://ahrefs.com/robot/ |
| 14 | 30 | 0.08 | 2 | 0.04 | +https://www.lipperhey.com/en/about/ |
| 15 | 26 | 0.07 | 22 | 0.41 | +http://www.uptime.com/uptimebot |
| 16 | 18 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 17 | 8 | 0.02 | 6 | 0.11 | +info@netcraft.com |
| 18 | 5 | 0.01 | 3 | 0.06 | X11 |
| 19 | 2 | 0.01 | 2 | 0.04 | Windows 95 |
| 20 | 2 | 0.01 | 2 | 0.04 | FreeBSD [unknown version] |
| 21 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 23 | 1 | 0.00 | 1 | 0.02 | Macintosh PPC |
| 24 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 25 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 26 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 27 | 1 | 0.00 | 0 | 0.00 | Windows 98 |
| 28 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
