| Used Operating Systems |
| 1 | 90606 | 73.08 | 533 | 7.44 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 19110 | 15.41 | 3809 | 53.14 | Windows NT |
| 3 | 2915 | 2.35 | 397 | 5.54 | +http://ahrefs.com/robot/ |
| 4 | 2464 | 1.99 | 70 | 0.98 | +http://yandex.com/bots |
| 5 | 1617 | 1.30 | 1339 | 18.68 | +http://www.baidu.com/search/spider.html |
| 6 | 1484 | 1.20 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 7 | 1426 | 1.15 | 188 | 2.62 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 1301 | 1.05 | 35 | 0.49 | Windows 98 |
| 9 | 880 | 0.71 | 314 | 4.38 | +http://www.bing.com/bingbot.htm |
| 10 | 667 | 0.54 | 144 | 2.01 | +http://www.google.com/bot.html |
| 11 | 556 | 0.45 | 92 | 1.28 | +http://www.linkdex.com/bots/ |
| 12 | 219 | 0.18 | 68 | 0.95 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 207 | 0.17 | 63 | 0.88 | help@moz.com |
| 14 | 98 | 0.08 | 23 | 0.32 | +http://www.exabot.com/go/robot |
| 15 | 84 | 0.07 | 19 | 0.27 | +http://www.linkdex.com/about/bots/ |
| 16 | 81 | 0.07 | 11 | 0.15 | X11 |
| 17 | 73 | 0.06 | 16 | 0.22 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 68 | 0.05 | 2 | 0.03 | +http://www.linkpad.ru |
| 19 | 48 | 0.04 | 3 | 0.04 | Android 2.3.5 |
| 20 | 11 | 0.01 | 9 | 0.13 | Windows 95 |
| 21 | 10 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 22 | 8 | 0.01 | 4 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 8 | 0.01 | 4 | 0.06 | +http://fulltext.sblog.cz/ |
| 24 | 6 | 0.00 | 3 | 0.04 | http://crawler.sistrix.net/ |
| 25 | 5 | 0.00 | 1 | 0.01 | +http://u12files.com/ |
| 26 | 4 | 0.00 | 0 | 0.00 | Windows 9. |
| 27 | 4 | 0.00 | 4 | 0.06 | Windows ME |
| 28 | 4 | 0.00 | 4 | 0.06 | +info@netcraft.com |
| 29 | 3 | 0.00 | 3 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 30 | 2 | 0.00 | 2 | 0.03 | twingly.com |
| 31 | 2 | 0.00 | 2 | 0.03 | Windows CE |
| 32 | 2 | 0.00 | 0 | 0.00 | Windows XP |
| 33 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
