| Used Operating Systems |
| 1 | 38114 | 34.04 | 863 | 3.77 | +http://yandex.com/bots |
| 2 | 24488 | 21.87 | 196 | 0.86 | http://mj12bot.com/ |
| 3 | 15262 | 13.63 | 13243 | 57.90 | +http://ahrefs.com/robot/ |
| 4 | 9795 | 8.75 | 591 | 2.58 | Windows NT |
| 5 | 8850 | 7.90 | 49 | 0.21 | +http://www.warebay.com/bot.html |
| 6 | 8113 | 7.25 | 6899 | 30.16 | +http://www.baidu.com/search/spider.html |
| 7 | 2629 | 2.35 | 16 | 0.07 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 1730 | 1.54 | 391 | 1.71 | +http://www.linkdex.com/bots/ |
| 9 | 1167 | 1.04 | 188 | 0.82 | +http://www.bing.com/bingbot.htm |
| 10 | 1018 | 0.91 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 11 | 461 | 0.41 | 254 | 1.11 | +http://www.google.com/bot.html |
| 12 | 159 | 0.14 | 67 | 0.29 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 76 | 0.07 | 72 | 0.31 | +http://www.uptime.com/uptimebot |
| 14 | 56 | 0.05 | 14 | 0.06 | +spider@seoscanners.net |
| 15 | 21 | 0.02 | 6 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 16 | 0.01 | 5 | 0.02 | +http://sur.ly/bot.html |
| 17 | 3 | 0.00 | 3 | 0.01 | Windows 95 |
| 18 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 19 | 3 | 0.00 | 2 | 0.01 | Windows 98 |
| 20 | 2 | 0.00 | 1 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 21 | 2 | 0.00 | 1 | 0.00 | http://www.botje.com/plukkie.htm |
| 22 | 1 | 0.00 | 1 | 0.00 | Windows 2000 |
| 23 | 1 | 0.00 | 1 | 0.00 | Linux [unknown version] |
| 24 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 25 | 1 | 0.00 | 1 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 26 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 27 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 28 | 1 | 0.00 | 1 | 0.00 | Windows XP |
