| Used Operating Systems |
| 1 | 13329 | 57.25 | 4029 | 50.26 | Windows NT |
| 2 | 2233 | 9.59 | 594 | 7.41 | +http://www.bing.com/bingbot.htm |
| 3 | 2091 | 8.98 | 1935 | 24.14 | +http://www.baidu.com/search/spider.html |
| 4 | 1307 | 5.61 | 364 | 4.54 | +http://www.google.com/bot.html |
| 5 | 999 | 4.29 | 41 | 0.51 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 831 | 3.57 | 237 | 2.96 | ezooms.bot@gmail.com |
| 7 | 362 | 1.55 | 101 | 1.26 | +http://help.soso.com/webspider.htm |
| 8 | 303 | 1.30 | 247 | 3.08 | MSIE 5.5; Windows NT 5.0 |
| 9 | 289 | 1.24 | 50 | 0.62 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 274 | 1.18 | 134 | 1.67 | +http://ahrefs.com/robot/ |
| 11 | 199 | 0.85 | 53 | 0.66 | +http://yandex.com/bots |
| 12 | 174 | 0.75 | 7 | 0.09 | +http://siteexplorer.info/ |
| 13 | 117 | 0.50 | 13 | 0.16 | +http://go.mail.ru/help/robots |
| 14 | 111 | 0.48 | 47 | 0.59 | Windows 98 |
| 15 | 106 | 0.46 | 7 | 0.09 | Linux i686 [unknown version] |
| 16 | 95 | 0.41 | 34 | 0.42 | +http://shoulu.jike.com/spider.html |
| 17 | 59 | 0.25 | 11 | 0.14 | J2ME/MIDP |
| 18 | 48 | 0.21 | 20 | 0.25 | http://crawler.sistrix.net/ |
| 19 | 46 | 0.20 | 7 | 0.09 | Android |
| 20 | 44 | 0.19 | 9 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 35 | 0.15 | 15 | 0.19 | +http://www.easou.com/search/spider.html |
| 22 | 23 | 0.10 | 8 | 0.10 | Android 2.3.5 |
| 23 | 21 | 0.09 | 2 | 0.02 | X11 |
| 24 | 20 | 0.09 | 12 | 0.15 | +http://www.semrush.com/bot.html |
| 25 | 20 | 0.09 | 0 | 0.00 | +http://discoveryengine.com/discoverybot... |
| 26 | 17 | 0.07 | 2 | 0.02 | +http://www.aihit.com/ |
| 27 | 16 | 0.07 | 8 | 0.10 | +http://www.exabot.com/go/robot |
| 28 | 15 | 0.06 | 5 | 0.06 | Windows XP |
| 29 | 12 | 0.05 | 4 | 0.05 | Windows 95 |
| 30 | 10 | 0.04 | 3 | 0.04 | Intel Mac OS X 10.6 |
| 31 | 9 | 0.04 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 32 | 9 | 0.04 | 2 | 0.02 | +info@netcraft.com |
| 33 | 6 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 34 | 6 | 0.03 | 1 | 0.01 | Series 60 |
| 35 | 6 | 0.03 | 2 | 0.02 | Windows 3.1 |
| 36 | 6 | 0.03 | 1 | 0.01 | S60 |
| 37 | 6 | 0.03 | 1 | 0.01 | +http://awcheck.com/en/about |
| 38 | 6 | 0.03 | 1 | 0.01 | +http://www.procog.com/ |
| 39 | 4 | 0.02 | 2 | 0.02 | Macintosh PPC |
| 40 | 3 | 0.01 | 1 | 0.01 | Windows CE |
| 41 | 3 | 0.01 | 1 | 0.01 | Windows 2000 |
| 42 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 43 | 3 | 0.01 | 3 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 44 | 2 | 0.01 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 45 | 2 | 0.01 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 46 | 1 | 0.00 | 0 | 0.00 | Linux [unknown version] |
