| Used Operating Systems |
| 1 | 131484 | 72.53 | 559 | 4.20 | http://mj12bot.com/ |
| 2 | 18360 | 10.13 | 7933 | 59.66 | +http://ahrefs.com/robot/ |
| 3 | 8691 | 4.79 | 1782 | 13.40 | Windows NT |
| 4 | 6648 | 3.67 | 2 | 0.02 | +http://megaindex.com/crawler |
| 5 | 5618 | 3.10 | 394 | 2.96 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 2946 | 1.63 | 246 | 1.85 | +http://www.bing.com/bingbot.htm |
| 7 | 2580 | 1.42 | 1778 | 13.37 | +http://www.baidu.com/search/spider.html |
| 8 | 2006 | 1.11 | 2 | 0.02 | http://crawler.007ac9.net/ |
| 9 | 749 | 0.41 | 295 | 2.22 | +http://www.google.com/bot.html |
| 10 | 677 | 0.37 | 170 | 1.28 | +http://www.linkdex.com/bots/ |
| 11 | 667 | 0.37 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 12 | 372 | 0.21 | 80 | 0.60 | +http://yandex.com/bots |
| 13 | 279 | 0.15 | 2 | 0.02 | X11 |
| 14 | 49 | 0.03 | 6 | 0.05 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 31 | 0.02 | 6 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 17 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 17 | 16 | 0.01 | 4 | 0.03 | +http://www.semrush.com/bot.html |
| 18 | 14 | 0.01 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 19 | 10 | 0.01 | 5 | 0.04 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 20 | 10 | 0.01 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 10 | 0.01 | 8 | 0.06 | +info@netcraft.com |
| 22 | 9 | 0.00 | 6 | 0.05 | Windows 95 |
| 23 | 7 | 0.00 | 2 | 0.02 | Windows 98 |
| 24 | 6 | 0.00 | 4 | 0.03 | +http://sur.ly/bot.html |
| 25 | 5 | 0.00 | 2 | 0.02 | Windows XP |
| 26 | 2 | 0.00 | 2 | 0.02 | Windows ME |
| 27 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 28 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 29 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 30 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 31 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
