| Used Operating Systems |
| 1 | 22487 | 33.52 | 7507 | 62.68 | +http://ahrefs.com/robot/ |
| 2 | 10346 | 15.42 | 82 | 0.68 | http://mj12bot.com/ |
| 3 | 9765 | 14.56 | 72 | 0.60 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 9017 | 13.44 | 2958 | 24.70 | +http://www.baidu.com/search/spider.html |
| 5 | 6686 | 9.97 | 2 | 0.02 | +http://megaindex.com/crawler |
| 6 | 3595 | 5.36 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 7 | 1906 | 2.84 | 458 | 3.82 | Windows NT |
| 8 | 717 | 1.07 | 89 | 0.74 | +http://www.bing.com/bingbot.htm |
| 9 | 677 | 1.01 | 187 | 1.56 | +http://www.linkdex.com/bots/ |
| 10 | 559 | 0.83 | 114 | 0.95 | +http://www.google.com/bot.html |
| 11 | 490 | 0.73 | 180 | 1.50 | +http://www.semrush.com/bot.html |
| 12 | 408 | 0.61 | 137 | 1.14 | +http://yandex.com/bots |
| 13 | 212 | 0.32 | 98 | 0.82 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 143 | 0.21 | 57 | 0.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 23 | 0.03 | 8 | 0.07 | +http://www.exabot.com/go/robot |
| 16 | 12 | 0.02 | 2 | 0.02 | +http://www.linkpad.ru |
| 17 | 6 | 0.01 | 6 | 0.05 | Windows 95 |
| 18 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 19 | 4 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 20 | 3 | 0.00 | 1 | 0.01 | +http://sur.ly/bot.html |
| 21 | 3 | 0.00 | 3 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 22 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 23 | 2 | 0.00 | 1 | 0.01 | +http://www.uptime.com/uptimebot |
| 24 | 2 | 0.00 | 1 | 0.01 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 25 | 2 | 0.00 | 2 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 26 | 2 | 0.00 | 2 | 0.02 | Windows 98 |
| 27 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 28 | 1 | 0.00 | 1 | 0.01 | Windows XP |
| 29 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 30 | 1 | 0.00 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 31 | 1 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 32 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
