| Used Operating Systems |
| 1 | 17014 | 45.91 | 153 | 2.95 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5400 | 14.57 | 1869 | 36.00 | Windows NT |
| 3 | 4435 | 11.97 | 266 | 5.12 | +http://ahrefs.com/robot/ |
| 4 | 3377 | 9.11 | 1 | 0.02 | +http://megaindex.com/crawler |
| 5 | 2093 | 5.65 | 1850 | 35.64 | +http://www.baidu.com/search/spider.html |
| 6 | 1993 | 5.38 | 308 | 5.93 | +http://www.bing.com/bingbot.htm |
| 7 | 621 | 1.68 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 8 | 562 | 1.52 | 248 | 4.78 | +http://www.google.com/bot.html |
| 9 | 403 | 1.09 | 44 | 0.85 | +http://fulltext.sblog.cz/ |
| 10 | 353 | 0.95 | 199 | 3.83 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 232 | 0.63 | 59 | 1.14 | +http://www.linkdex.com/bots/ |
| 12 | 222 | 0.60 | 84 | 1.62 | +http://yandex.com/bots |
| 13 | 79 | 0.21 | 2 | 0.04 | Linux [unknown version] |
| 14 | 78 | 0.21 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 15 | 64 | 0.17 | 57 | 1.10 | +http://www.xovibot.net/ |
| 16 | 24 | 0.06 | 12 | 0.23 | +http://duckduckgo.com |
| 17 | 20 | 0.05 | 3 | 0.06 | X11 |
| 18 | 20 | 0.05 | 6 | 0.12 | Windows 98 |
| 19 | 12 | 0.03 | 5 | 0.10 | +http://www.exabot.com/go/robot |
| 20 | 7 | 0.02 | 3 | 0.06 | Intel Mac OS X 10_7_4 |
| 21 | 6 | 0.02 | 2 | 0.04 | Windows XP |
| 22 | 6 | 0.02 | 4 | 0.08 | Linux i686 [unknown version] |
| 23 | 6 | 0.02 | 2 | 0.04 | +http://www.profound.net/domainappender |
| 24 | 5 | 0.01 | 1 | 0.02 | http://www.opensiteexplorer.org/dotbot, ... |
| 25 | 5 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 26 | 4 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 27 | 4 | 0.01 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 3 | 0.01 | 1 | 0.02 | +http://sur.ly/bot.html |
| 29 | 3 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 30 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 31 | 2 | 0.01 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 32 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 33 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 34 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 35 | 1 | 0.00 | 1 | 0.02 | Windows ME |
| 36 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 37 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 38 | 1 | 0.00 | 1 | 0.02 | PPC Mac OS X 10.5 |
