| Used Operating Systems |
| 1 | 12224 | 39.39 | 130 | 2.17 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4636 | 14.94 | 1535 | 25.62 | Windows NT |
| 3 | 3402 | 10.96 | 1 | 0.02 | +http://megaindex.com/crawler |
| 4 | 2283 | 7.36 | 296 | 4.94 | +http://www.bing.com/bingbot.htm |
| 5 | 2151 | 6.93 | 1876 | 31.31 | +http://www.baidu.com/search/spider.html |
| 6 | 2140 | 6.90 | 1078 | 17.99 | +http://ahrefs.com/robot/ |
| 7 | 1234 | 3.98 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 8 | 499 | 1.61 | 284 | 4.74 | +http://www.google.com/bot.html |
| 9 | 494 | 1.59 | 156 | 2.60 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 470 | 1.51 | 200 | 3.34 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 378 | 1.22 | 58 | 0.97 | +http://fulltext.sblog.cz/ |
| 12 | 287 | 0.92 | 67 | 1.12 | +http://www.linkdex.com/bots/ |
| 13 | 211 | 0.68 | 84 | 1.40 | +http://yandex.com/bots |
| 14 | 152 | 0.49 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 15 | 93 | 0.30 | 92 | 1.54 | +http://www.xovibot.net/ |
| 16 | 81 | 0.26 | 1 | 0.02 | Linux [unknown version] |
| 17 | 51 | 0.16 | 1 | 0.02 | +https://www.aihitdata.com/about |
| 18 | 38 | 0.12 | 19 | 0.32 | +http://duckduckgo.com |
| 19 | 31 | 0.10 | 25 | 0.42 | Windows 95 |
| 20 | 30 | 0.10 | 9 | 0.15 | +http://www.exabot.com/go/robot |
| 21 | 18 | 0.06 | 10 | 0.17 | Windows 98 |
| 22 | 16 | 0.05 | 6 | 0.10 | X11 |
| 23 | 12 | 0.04 | 8 | 0.13 | Windows CE |
| 24 | 12 | 0.04 | 6 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 11 | 0.04 | 4 | 0.07 | Android 2.3.5 |
| 26 | 9 | 0.03 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 27 | 8 | 0.03 | 2 | 0.03 | Android |
| 28 | 8 | 0.03 | 3 | 0.05 | Windows XP |
| 29 | 8 | 0.03 | 7 | 0.12 | MSIE 5.5; Windows NT 5.0 |
| 30 | 8 | 0.03 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 31 | 5 | 0.02 | 3 | 0.05 | Windows 2000 |
| 32 | 5 | 0.02 | 4 | 0.07 | +http://sur.ly/bot.html |
| 33 | 5 | 0.02 | 4 | 0.07 | Windows 3.1 |
| 34 | 3 | 0.01 | 3 | 0.05 | Windows ME |
| 35 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 36 | 3 | 0.01 | 3 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 37 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 38 | 2 | 0.01 | 2 | 0.03 | +http://www.uptime.com/uptimebot |
| 39 | 2 | 0.01 | 2 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 40 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 41 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 42 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 43 | 1 | 0.00 | 1 | 0.02 | +http://www.privacyaware.org |
| 44 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 46 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 47 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
