| Used Operating Systems |
| 1 | 19889 | 69.06 | 238 | 6.45 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3013 | 10.46 | 2243 | 60.75 | +http://www.baidu.com/search/spider.html |
| 3 | 2600 | 9.03 | 328 | 8.88 | +http://www.google.com/bot.html |
| 4 | 1177 | 4.09 | 365 | 9.89 | Windows NT |
| 5 | 1104 | 3.83 | 228 | 6.18 | +http://www.bing.com/bingbot.htm |
| 6 | 328 | 1.14 | 101 | 2.74 | +http://yandex.com/bots |
| 7 | 202 | 0.70 | 42 | 1.14 | +http://www.linkdex.com/bots/ |
| 8 | 103 | 0.36 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 9 | 102 | 0.35 | 1 | 0.03 | Android |
| 10 | 74 | 0.26 | 57 | 1.54 | +http://www.uptime.com/uptimebot |
| 11 | 32 | 0.11 | 12 | 0.33 | +http://help.coccoc.com/ |
| 12 | 19 | 0.07 | 5 | 0.14 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 15 | 0.05 | 5 | 0.14 | +http://OpenLinkProfiler.org/bot |
| 14 | 12 | 0.04 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 12 | 0.04 | 9 | 0.24 | Windows XP |
| 16 | 12 | 0.04 | 4 | 0.11 | +http://webmeup-crawler.com/ |
| 17 | 10 | 0.03 | 6 | 0.16 | Windows 98 |
| 18 | 9 | 0.03 | 3 | 0.08 | http://crawler.007ac9.net/ |
| 19 | 6 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 20 | 6 | 0.02 | 1 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 21 | 6 | 0.02 | 3 | 0.08 | +http://www.semrush.com/bot.html |
| 22 | 5 | 0.02 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 23 | 5 | 0.02 | 5 | 0.14 | +http://www.xovibot.net/ |
| 24 | 4 | 0.01 | 3 | 0.08 | http://nmap.org/book/nse.html |
| 25 | 4 | 0.01 | 2 | 0.05 | +https://www.mojeek.com/bot.html |
| 26 | 4 | 0.01 | 2 | 0.05 | +http://www.privacyaware.org |
| 27 | 4 | 0.01 | 4 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 28 | 4 | 0.01 | 2 | 0.05 | Linux i686 [unknown version] |
| 29 | 3 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 30 | 3 | 0.01 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 31 | 2 | 0.01 | 2 | 0.05 | crawler@mixrank.com |
| 32 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 33 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 2 | 0.01 | 2 | 0.05 | +http://www.linkpad.ru |
| 35 | 2 | 0.01 | 2 | 0.05 | Windows 95 |
| 36 | 2 | 0.01 | 2 | 0.05 | +http://megaindex.com/crawler |
| 37 | 2 | 0.01 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 38 | 2 | 0.01 | 0 | 0.00 | Windows 90 |
| 39 | 2 | 0.01 | 2 | 0.05 | X11 |
| 40 | 2 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 41 | 2 | 0.01 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 42 | 2 | 0.01 | 1 | 0.03 | +http://fulltext.sblog.cz/ |
| 43 | 1 | 0.00 | 0 | 0.00 | documents; +http://docs.google.com |
| 44 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 45 | 1 | 0.00 | 1 | 0.03 | Windows CE |
| 46 | 1 | 0.00 | 1 | 0.03 | Auto; Windows |
| 47 | 1 | 0.00 | 1 | 0.03 | Linux [unknown version] |
| 48 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 49 | 1 | 0.00 | 1 | 0.03 | Android 2.3.5 |
