| Used Operating Systems |
| 1 | 20502 | 79.59 | 182 | 8.89 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3183 | 12.36 | 1379 | 67.37 | +http://www.baidu.com/search/spider.html |
| 3 | 652 | 2.53 | 212 | 10.36 | Windows NT |
| 4 | 323 | 1.25 | 89 | 4.35 | +http://www.linkdex.com/bots/ |
| 5 | 270 | 1.05 | 5 | 0.24 | +http://www.bing.com/bingbot.htm |
| 6 | 241 | 0.94 | 53 | 2.59 | +http://www.google.com/bot.html |
| 7 | 208 | 0.81 | 78 | 3.81 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 146 | 0.57 | 18 | 0.88 | +http://yandex.com/bots |
| 9 | 59 | 0.23 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 10 | 59 | 0.23 | 0 | 0.00 | Crawler; +http://www.google.com/bot.html |
| 11 | 27 | 0.10 | 6 | 0.29 | +http://www.exabot.com/go/robot |
| 12 | 10 | 0.04 | 0 | 0.00 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 8 | 0.03 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 14 | 7 | 0.03 | 4 | 0.20 | Windows 98 |
| 15 | 6 | 0.02 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 6 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 17 | 5 | 0.02 | 0 | 0.00 | +https://www.lipperhey.com/en/about/ |
| 18 | 4 | 0.02 | 2 | 0.10 | Auto; Windows |
| 19 | 4 | 0.02 | 0 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 20 | 4 | 0.02 | 4 | 0.20 | Windows 95 |
| 21 | 4 | 0.02 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 22 | 3 | 0.01 | 3 | 0.15 | Windows ME |
| 23 | 3 | 0.01 | 3 | 0.15 | Windows 3.1 |
| 24 | 3 | 0.01 | 0 | 0.00 | +info@netcraft.com |
| 25 | 3 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 26 | 2 | 0.01 | 0 | 0.00 | http://nmap.org/book/nse.html |
| 27 | 2 | 0.01 | 2 | 0.10 | Windows XP |
| 28 | 2 | 0.01 | 0 | 0.00 | +http://megaindex.com/crawler |
| 29 | 2 | 0.01 | 2 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 30 | 2 | 0.01 | 0 | 0.00 | X11 |
| 31 | 2 | 0.01 | 2 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 32 | 1 | 0.00 | 1 | 0.05 | Windows CE |
| 33 | 1 | 0.00 | 1 | 0.05 | Windows 2000 |
| 34 | 1 | 0.00 | 0 | 0.00 | +http://www.privacyaware.org |
| 35 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 36 | 1 | 0.00 | 0 | 0.00 | +http://www.uptime.com/uptimebot |
| 37 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 38 | 1 | 0.00 | 1 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 39 | 1 | 0.00 | 0 | 0.00 | MSIE 9.0; WIndows NT 9.0; en-US |
