| Used Operating Systems |
| 1 | 4577 | 27.19 | 102 | 2.69 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3007 | 17.86 | 992 | 26.12 | Windows NT |
| 3 | 2156 | 12.81 | 1885 | 49.63 | +http://www.baidu.com/search/spider.html |
| 4 | 2124 | 12.62 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 5 | 1490 | 8.85 | 1 | 0.03 | +http://megaindex.com/crawler |
| 6 | 646 | 3.84 | 225 | 5.92 | +http://www.google.com/bot.html |
| 7 | 519 | 3.08 | 168 | 4.42 | +http://www.bing.com/bingbot.htm |
| 8 | 480 | 2.85 | 2 | 0.05 | +http://ahrefs.com/robot/ |
| 9 | 471 | 2.80 | 112 | 2.95 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 466 | 2.77 | 147 | 3.87 | +http://yandex.com/bots |
| 11 | 142 | 0.84 | 5 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 12 | 110 | 0.65 | 32 | 0.84 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 98 | 0.58 | 2 | 0.05 | Linux [unknown version] |
| 14 | 74 | 0.44 | 23 | 0.61 | Windows XP |
| 15 | 62 | 0.37 | 1 | 0.03 | Linux i586 [unknown version] |
| 16 | 59 | 0.35 | 15 | 0.39 | +http://www.linkdex.com/bots/ |
| 17 | 53 | 0.31 | 8 | 0.21 | +http://www.exabot.com/go/robot |
| 18 | 44 | 0.26 | 2 | 0.05 | +http://www.linkpad.ru |
| 19 | 38 | 0.23 | 14 | 0.37 | Windows 95 |
| 20 | 35 | 0.21 | 4 | 0.11 | Linux i686 [unknown version] |
| 21 | 29 | 0.17 | 2 | 0.05 | +https://www.dataprovider.com/ |
| 22 | 27 | 0.16 | 3 | 0.08 | +http://www.seokicks.de/robot.html |
| 23 | 18 | 0.11 | 6 | 0.16 | +http://www.profound.net/domainappender |
| 24 | 14 | 0.08 | 6 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 25 | 12 | 0.07 | 6 | 0.16 | Auto; Windows |
| 26 | 10 | 0.06 | 4 | 0.11 | Windows 2000 |
| 27 | 10 | 0.06 | 4 | 0.11 | Windows 98 |
| 28 | 9 | 0.05 | 5 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 29 | 8 | 0.05 | 4 | 0.11 | X11 |
| 30 | 6 | 0.04 | 2 | 0.05 | Windows ME |
| 31 | 6 | 0.04 | 1 | 0.03 | Android 2.3.5 |
| 32 | 6 | 0.04 | 4 | 0.11 | +info@netcraft.com |
| 33 | 4 | 0.02 | 0 | 0.00 | http://yooz.ir; info@yooz.ir |
| 34 | 4 | 0.02 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 35 | 4 | 0.02 | 2 | 0.05 | +http://www.apple.com/go/applebot |
| 36 | 3 | 0.02 | 2 | 0.05 | +http://www.uptime.com/uptimebot |
| 37 | 3 | 0.02 | 1 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 38 | 3 | 0.02 | 0 | 0.00 | +http://siteexplorer.info/ |
| 39 | 2 | 0.01 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 40 | 2 | 0.01 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 41 | 2 | 0.01 | 1 | 0.03 | Windows 3.1 |
| 42 | 2 | 0.01 | 1 | 0.03 | +http://duckduckgo.com |
| 43 | 1 | 0.01 | 1 | 0.03 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
