| Used Operating Systems by Visits |
| 1 | 2254 | 15.63 | 1995 | 43.68 | +http://www.baidu.com/search/spider.html |
| 2 | 6432 | 44.61 | 1973 | 43.20 | Windows NT |
| 3 | 2640 | 18.31 | 238 | 5.21 | +http://www.google.com/bot.html |
| 4 | 1276 | 8.85 | 109 | 2.39 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 261 | 1.81 | 109 | 2.39 | +http://www.bing.com/bingbot.htm |
| 6 | 911 | 6.32 | 48 | 1.05 | Windows 98 |
| 7 | 261 | 1.81 | 23 | 0.50 | +http://yandex.com/bots |
| 8 | 25 | 0.17 | 9 | 0.20 | +http://www.linkdex.com/bots/ |
| 9 | 12 | 0.08 | 8 | 0.18 | X11 |
| 10 | 115 | 0.80 | 7 | 0.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 21 | 0.15 | 7 | 0.15 | +http://www.profound.net/urlappendbot.ht... |
| 12 | 12 | 0.08 | 6 | 0.13 | http://www.searchmetrics.com/en/searchme... |
| 13 | 6 | 0.04 | 4 | 0.09 | Android 2.3.5 |
| 14 | 6 | 0.04 | 3 | 0.07 | http://crawler.sistrix.net/ |
| 15 | 10 | 0.07 | 3 | 0.07 | +http://www.exabot.com/go/robot |
| 16 | 22 | 0.15 | 2 | 0.04 | +http://ahrefs.com/robot/ |
| 17 | 7 | 0.05 | 2 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 6 | 0.04 | 2 | 0.04 | +http://help.coccoc.com/ |
| 19 | 2 | 0.01 | 2 | 0.04 | +http://www.loadtime.net/bot.html |
| 20 | 4 | 0.03 | 2 | 0.04 | +http://gimme60.com |
| 21 | 5 | 0.03 | 1 | 0.02 | http://www.lipperhey.com/ |
| 22 | 1 | 0.01 | 1 | 0.02 | Windows CE |
| 23 | 4 | 0.03 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 5 | 0.03 | 1 | 0.02 | +http://p4load.com/ |
| 25 | 1 | 0.01 | 1 | 0.02 | +http://www.linkpad.ru |
| 26 | 2 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 27 | 2 | 0.01 | 1 | 0.02 | Windows 95 |
| 28 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 29 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 30 | 1 | 0.01 | 1 | 0.02 | +http://wmaid.com/explore/ |
| 31 | 2 | 0.01 | 1 | 0.02 | +http://www.idmarch.org/bot.html |
| 32 | 4 | 0.03 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 33 | 3 | 0.02 | 1 | 0.02 | +http://freedlf.com/ |
| 34 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 35 | 2 | 0.01 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 36 | 11 | 0.08 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 37 | 2 | 0.01 | 0 | 0.00 | documents; +http://docs.google.com |
| 38 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 39 | 50 | 0.35 | 0 | 0.00 | Android |
| 40 | 13 | 0.09 | 0 | 0.00 | J2ME/MIDP |
| 41 | 4 | 0.03 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 42 | 2 | 0.01 | 0 | 0.00 | Windows 92 |
| 43 | 5 | 0.03 | 0 | 0.00 | Linux [unknown version] |
| 44 | 4 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 46 | 3 | 0.02 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 47 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X 10.5 |
| 48 | 1 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 49 | 1 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
