| Used Operating Systems |
| 1 | 7208 | 39.76 | 5341 | 66.67 | +http://www.baidu.com/search/spider.html |
| 2 | 3693 | 20.37 | 815 | 10.17 | +http://www.bing.com/bingbot.htm |
| 3 | 1985 | 10.95 | 855 | 10.67 | +http://www.google.com/bot.html |
| 4 | 1240 | 6.84 | 362 | 4.52 | Windows NT |
| 5 | 517 | 2.85 | 23 | 0.29 | Android |
| 6 | 458 | 2.53 | 73 | 0.91 | +http://yandex.com/bots |
| 7 | 445 | 2.45 | 62 | 0.77 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 325 | 1.79 | 11 | 0.14 | J2ME/MIDP |
| 9 | 230 | 1.27 | 49 | 0.61 | http://mj12bot.com/ |
| 10 | 224 | 1.24 | 67 | 0.84 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 162 | 0.89 | 80 | 1.00 | +http://ahrefs.com/robot/ |
| 12 | 156 | 0.86 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 13 | 155 | 0.85 | 40 | 0.50 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 142 | 0.78 | 44 | 0.55 | Linux i386 [unknown version] |
| 15 | 129 | 0.71 | 10 | 0.12 | +http://www.semrush.com/bot.html |
| 16 | 114 | 0.63 | 4 | 0.05 | http://www.majestic12.co.uk/bot.php?+ |
| 17 | 104 | 0.57 | 26 | 0.32 | +spider@seoscanners.net |
| 18 | 70 | 0.39 | 16 | 0.20 | +http://www.linkdex.com/bots/ |
| 19 | 69 | 0.38 | 5 | 0.06 | +http://help.coccoc.com/searchengine |
| 20 | 54 | 0.30 | 6 | 0.07 | +http://www.seokicks.de/robot.html |
| 21 | 52 | 0.29 | 1 | 0.01 | http://filterdb.iss.net/crawler/ |
| 22 | 46 | 0.25 | 2 | 0.02 | SpreadTrum |
| 23 | 46 | 0.25 | 22 | 0.27 | +http://www.exabot.com/go/robot |
| 24 | 45 | 0.25 | 1 | 0.01 | +http://megaindex.com/crawler |
| 25 | 43 | 0.24 | 7 | 0.09 | +http://help.naver.com/support/robots.ht... |
| 26 | 42 | 0.23 | 16 | 0.20 | Windows XP |
| 27 | 40 | 0.22 | 4 | 0.05 | +http://siteexplorer.info/Backlink-Check... |
| 28 | 38 | 0.21 | 2 | 0.02 | +http://www.similartech.com/smtbot |
| 29 | 36 | 0.20 | 10 | 0.12 | Windows 98 |
| 30 | 35 | 0.19 | 3 | 0.04 | Linux [unknown version] |
| 31 | 33 | 0.18 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 32 | 25 | 0.14 | 1 | 0.01 | BlackBerry |
| 33 | 20 | 0.11 | 3 | 0.04 | +http://www.profound.net/domainappender |
| 34 | 19 | 0.10 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 18 | 0.10 | 6 | 0.07 | Windows 95 |
| 36 | 15 | 0.08 | 1 | 0.01 | Windows Phone OS 7.5 |
| 37 | 12 | 0.07 | 6 | 0.07 | +https://www.mojeek.com/bot.html |
| 38 | 12 | 0.07 | 6 | 0.07 | +http://duckduckgo.com |
| 39 | 9 | 0.05 | 3 | 0.04 | Windows 2000 |
| 40 | 8 | 0.04 | 3 | 0.04 | Windows CE |
| 41 | 6 | 0.03 | 3 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 42 | 5 | 0.03 | 2 | 0.02 | Windows ME |
| 43 | 5 | 0.03 | 2 | 0.02 | Windows 3.1 |
| 44 | 5 | 0.03 | 2 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 45 | 5 | 0.03 | 3 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 46 | 4 | 0.02 | 1 | 0.01 | http://www.similartech.com/smtbot |
| 47 | 4 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 48 | 3 | 0.02 | 1 | 0.01 | http://www.secretsearchenginelabs.com/se... |
| 49 | 3 | 0.02 | 1 | 0.01 | Auto; Windows |
| 50 | 3 | 0.02 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 51 | 3 | 0.02 | 0 | 0.00 | X11 |
| 52 | 2 | 0.01 | 1 | 0.01 | +http://www.proximic.com/info/spider.php |
| 53 | 2 | 0.01 | 1 | 0.01 | https://developers.facebook.com/docs/sha... |
| 54 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 55 | 2 | 0.01 | 0 | 0.00 | ZumBot/1.0; http://help.zum.com/inquiry |
| 56 | 1 | 0.01 | 0 | 0.00 | Windows 9. |
| 57 | 1 | 0.01 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 58 | 1 | 0.01 | 1 | 0.01 | Linux i686 [unknown version] |
