| Used Operating Systems |
| 1 | 8702 | 52.99 | 2339 | 38.96 | Windows NT |
| 2 | 2389 | 14.55 | 2217 | 36.93 | +http://www.baidu.com/search/spider.html |
| 3 | 2020 | 12.30 | 414 | 6.90 | +http://www.google.com/bot.html |
| 4 | 717 | 4.37 | 63 | 1.05 | +http://yandex.com/bots |
| 5 | 491 | 2.99 | 156 | 2.60 | +http://www.bing.com/bingbot.htm |
| 6 | 408 | 2.48 | 187 | 3.11 | +http://ahrefs.com/robot/ |
| 7 | 240 | 1.46 | 97 | 1.62 | ezooms.bot@gmail.com |
| 8 | 209 | 1.27 | 54 | 0.90 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 143 | 0.87 | 87 | 1.45 | Windows 95 |
| 10 | 118 | 0.72 | 2 | 0.03 | iPhone |
| 11 | 104 | 0.63 | 4 | 0.07 | Android |
| 12 | 98 | 0.60 | 84 | 1.40 | +http://help.soso.com/webspider.htm |
| 13 | 95 | 0.58 | 8 | 0.13 | http://crawler.sistrix.net/ |
| 14 | 67 | 0.41 | 65 | 1.08 | http://www.yodao.com/help/webmaster/spid... |
| 15 | 48 | 0.29 | 2 | 0.03 | Android 4.0.3 |
| 16 | 45 | 0.27 | 22 | 0.37 | +http://www.acoon.de/robot.asp |
| 17 | 38 | 0.23 | 18 | 0.30 | Windows 98 |
| 18 | 37 | 0.23 | 21 | 0.35 | +http://www.exabot.com/go/robot |
| 19 | 36 | 0.22 | 17 | 0.28 | +http://www.easou.com/search/spider.html |
| 20 | 31 | 0.19 | 22 | 0.37 | +http://shoulu.jike.com/spider.html |
| 21 | 29 | 0.18 | 1 | 0.02 | Android 2.3.7 |
| 22 | 26 | 0.16 | 2 | 0.03 | AOL 9.0; Windows NT 5.1; Trident/4.0; .N... |
| 23 | 25 | 0.15 | 9 | 0.15 | http://www.searchmetrics.com/en/searchme... |
| 24 | 23 | 0.14 | 1 | 0.02 | Series 60 |
| 25 | 21 | 0.13 | 1 | 0.02 | Windows Phone OS 7.5 |
| 26 | 19 | 0.12 | 9 | 0.15 | +http://go.mail.ru/help/robots |
| 27 | 19 | 0.12 | 10 | 0.17 | +http://www.semrush.com/bot.html |
| 28 | 18 | 0.11 | 7 | 0.12 | X11 |
| 29 | 18 | 0.11 | 7 | 0.12 | +http://www.procog.com/ |
| 30 | 17 | 0.10 | 8 | 0.13 | Windows 2000 |
| 31 | 17 | 0.10 | 6 | 0.10 | +http://help.coccoc.com/ |
| 32 | 17 | 0.10 | 7 | 0.12 | ) - BrowseX (2.0.0 Windows |
| 33 | 16 | 0.10 | 9 | 0.15 | Auto; Windows |
| 34 | 13 | 0.08 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 35 | 13 | 0.08 | 7 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 36 | 11 | 0.07 | 2 | 0.03 | Android 2.3.5 |
| 37 | 10 | 0.06 | 6 | 0.10 | Windows CE |
| 38 | 10 | 0.06 | 6 | 0.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 39 | 8 | 0.05 | 0 | 0.00 | Windows 9. |
| 40 | 8 | 0.05 | 5 | 0.08 | +http://discoveryengine.com/discoverybot... |
| 41 | 6 | 0.04 | 4 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 42 | 6 | 0.04 | 4 | 0.07 | Windows 3.1 |
| 43 | 6 | 0.04 | 0 | 0.00 | +http://siteexplorer.info/ |
| 44 | 5 | 0.03 | 5 | 0.08 | Linux [unknown version] |
| 45 | 5 | 0.03 | 3 | 0.05 | Windows ME |
| 46 | 5 | 0.03 | 1 | 0.02 | Macintosh |
| 47 | 4 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 48 | 4 | 0.02 | 1 | 0.02 | Windows XP |
| 49 | 2 | 0.01 | 1 | 0.02 | +http://www.proximic.com/info/spider.php |
| 50 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 51 | 2 | 0.01 | 1 | 0.02 | ScoutJet; +http://blekko.com/about/blekk... |
| 52 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
