| Used Operating Systems by Visits |
| 1 | 5065 | 6.73 | 3962 | 29.62 | +http://www.baidu.com/search/spider.html |
| 2 | 31897 | 42.38 | 2534 | 18.94 | Windows NT |
| 3 | 6989 | 9.29 | 1814 | 13.56 | +http://www.bing.com/bingbot.htm |
| 4 | 5978 | 7.94 | 1629 | 12.18 | +http://www.google.com/bot.html |
| 5 | 2092 | 2.78 | 1227 | 9.17 | +http://www.easou.com/search/spider.html |
| 6 | 1322 | 1.76 | 1024 | 7.65 | +http://ahrefs.com/robot/ |
| 7 | 2747 | 3.65 | 308 | 2.30 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 660 | 0.88 | 218 | 1.63 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 5294 | 7.03 | 216 | 1.61 | +http://yandex.com/bots |
| 10 | 5611 | 7.46 | 121 | 0.90 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 220 | 0.29 | 51 | 0.38 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 56 | 0.07 | 33 | 0.25 | Windows 98 |
| 13 | 946 | 1.26 | 32 | 0.24 | Android |
| 14 | 63 | 0.08 | 17 | 0.13 | Windows 95 |
| 15 | 32 | 0.04 | 17 | 0.13 | +http://www.exabot.com/go/robot |
| 16 | 52 | 0.07 | 15 | 0.11 | +http://help.coccoc.com/ |
| 17 | 41 | 0.05 | 14 | 0.10 | +http://fulltext.sblog.cz/ |
| 18 | 26 | 0.03 | 13 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 25 | 0.03 | 12 | 0.09 | +http://www.proximic.com/info/spider.php |
| 20 | 27 | 0.04 | 11 | 0.08 | Linux i686 [unknown version] |
| 21 | 34 | 0.05 | 11 | 0.08 | +http://siteexplorer.info/ |
| 22 | 28 | 0.04 | 9 | 0.07 | +http://www.xovibot.net/ |
| 23 | 148 | 0.20 | 8 | 0.06 | J2ME/MIDP |
| 24 | 21 | 0.03 | 8 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 25 | 14 | 0.02 | 7 | 0.05 | +http://www.career-x.de/bot.html |
| 26 | 3305 | 4.39 | 6 | 0.04 | http://help.zum.com/inquiry |
| 27 | 40 | 0.05 | 4 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 28 | 64 | 0.09 | 4 | 0.03 | BlackBerry |
| 29 | 9 | 0.01 | 4 | 0.03 | +http://www.netseer.com/crawler.html; cr... |
| 30 | 28 | 0.04 | 4 | 0.03 | Intel Mac OS X 10.4 |
| 31 | 11 | 0.01 | 4 | 0.03 | WinHttp.WinHttpRequest.5 |
| 32 | 9 | 0.01 | 3 | 0.02 | Windows CE |
| 33 | 9 | 0.01 | 3 | 0.02 | Auto; Windows |
| 34 | 7 | 0.01 | 3 | 0.02 | +http://www.linkdex.com/bots/ |
| 35 | 76 | 0.10 | 2 | 0.01 | Series 60 |
| 36 | 18 | 0.02 | 2 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 37 | 4 | 0.01 | 2 | 0.01 | http://crawler.sistrix.net/ |
| 38 | 2 | 0.00 | 2 | 0.01 | Linux [unknown version] |
| 39 | 256 | 0.34 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 40 | 6 | 0.01 | 2 | 0.01 | Windows ME |
| 41 | 4 | 0.01 | 2 | 0.01 | +http://wmaid.com/explore/ |
| 42 | 16 | 0.02 | 2 | 0.01 | Linux 2.6.x |
| 43 | 31 | 0.04 | 1 | 0.01 | http://www.lipperhey.com/ |
| 44 | 1 | 0.00 | 1 | 0.01 | mailto: crawling@ubermetrics-technologie... |
| 45 | 1 | 0.00 | 1 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 46 | 17 | 0.02 | 1 | 0.01 | Wayback Machine Live Record; +http://arc... |
| 47 | 2 | 0.00 | 1 | 0.01 | Windows XP |
| 48 | 37 | 0.05 | 1 | 0.01 | Windows Phone OS 7.5 |
| 49 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 50 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 51 | 1758 | 2.34 | 1 | 0.01 | +http://archive-org.com/bot |
| 52 | 14 | 0.02 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 53 | 2 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 54 | 1 | 0.00 | 1 | 0.01 | +http://www.wmtips.com/tools/ |
| 55 | 2 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 56 | 3 | 0.00 | 1 | 0.01 | +http://overx50.com/ |
| 57 | 3 | 0.00 | 1 | 0.01 | +http://mydownloadengine.com |
| 58 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 59 | 3 | 0.00 | 0 | 0.00 | Win32 |
| 60 | 1 | 0.00 | 0 | 0.00 | Android 4.0.4 |
| 61 | 5 | 0.01 | 0 | 0.00 | Unknown |
| 62 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 63 | 1 | 0.00 | 0 | 0.00 | +http://www.webcorp.org.uk |
| 64 | 7 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 65 | 62 | 0.08 | 0 | 0.00 | Windows 9. |
| 66 | 4 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 67 | 2 | 0.00 | 0 | 0.00 | iPad |
| 68 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 69 | 5 | 0.01 | 0 | 0.00 | Symbian OS; Nokia N70/5.0717.2.5.1; 9404 |
| 70 | 2 | 0.00 | 0 | 0.00 | Archive-It; +http://archive-it.org/files... |
| 71 | 10 | 0.01 | 0 | 0.00 | MAUI Runtime |
| 72 | 1 | 0.00 | 0 | 0.00 | +http://www.idmarch.org/bot.html |
| 73 | 20 | 0.03 | 0 | 0.00 | ZumBot/1.0; http://help.zum.com/inquiry |
| 74 | 2 | 0.00 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 75 | 1 | 0.00 | 0 | 0.00 | SpreadTrum |
| 76 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 77 | 2 | 0.00 | 0 | 0.00 | Windows 99 |
