| Used Operating Systems |
| 1 | 12924 | 49.67 | 4114 | 47.94 | Windows NT |
| 2 | 2021 | 7.77 | 104 | 1.21 | +http://yandex.com/bots |
| 3 | 1979 | 7.61 | 1871 | 21.80 | +http://www.baidu.com/search/spider.html |
| 4 | 1863 | 7.16 | 465 | 5.42 | +http://www.google.com/bot.html |
| 5 | 1672 | 6.43 | 463 | 5.40 | +http://www.bing.com/bingbot.htm |
| 6 | 1589 | 6.11 | 259 | 3.02 | ezooms.bot@gmail.com |
| 7 | 1579 | 6.07 | 113 | 1.32 | +http://ahrefs.com/robot/ |
| 8 | 376 | 1.45 | 8 | 0.09 | http://crawler.sistrix.net/ |
| 9 | 347 | 1.33 | 282 | 3.29 | Windows 95 |
| 10 | 265 | 1.02 | 27 | 0.31 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 228 | 0.88 | 228 | 2.66 | http://www.yodao.com/help/webmaster/spid... |
| 12 | 196 | 0.75 | 101 | 1.18 | Linux [unknown version] |
| 13 | 192 | 0.74 | 45 | 0.52 | Windows 98 |
| 14 | 95 | 0.37 | 92 | 1.07 | MSIE 5.5; Windows NT 5.0 |
| 15 | 81 | 0.31 | 68 | 0.79 | Windows 3.1 |
| 16 | 76 | 0.29 | 17 | 0.20 | Windows XP |
| 17 | 64 | 0.25 | 60 | 0.70 | MSIE 5.5; Windows NT 4.0 |
| 18 | 63 | 0.24 | 55 | 0.64 | Windows ME |
| 19 | 59 | 0.23 | 55 | 0.64 | Windows 2000 |
| 20 | 58 | 0.22 | 14 | 0.16 | +http://shoulu.jike.com/spider.html |
| 21 | 55 | 0.21 | 54 | 0.63 | Windows CE |
| 22 | 46 | 0.18 | 27 | 0.31 | http://www.youdao.com/help/webmaster/spi... |
| 23 | 24 | 0.09 | 13 | 0.15 | +http://www.exabot.com/go/robot |
| 24 | 21 | 0.08 | 12 | 0.14 | +http://4seohunt.com/bot.html |
| 25 | 16 | 0.06 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 26 | 13 | 0.05 | 2 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 13 | 0.05 | 2 | 0.02 | Macintosh |
| 28 | 12 | 0.05 | 9 | 0.10 | +http://www.proximic.com/info/spider.php |
| 29 | 12 | 0.05 | 1 | 0.01 | Android 2.3.4 |
| 30 | 9 | 0.03 | 1 | 0.01 | Windows Phone OS 7.5 |
| 31 | 9 | 0.03 | 0 | 0.00 | X11 |
| 32 | 8 | 0.03 | 2 | 0.02 | +http://go.mail.ru/help/robots |
| 33 | 8 | 0.03 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 34 | 6 | 0.02 | 1 | 0.01 | Android 2.2.1 |
| 35 | 5 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 36 | 5 | 0.02 | 0 | 0.00 | Windows |
| 37 | 5 | 0.02 | 2 | 0.02 | +http://www.openindex.io/en/webmasters/s... |
| 38 | 4 | 0.02 | 1 | 0.01 | Android |
| 39 | 3 | 0.01 | 1 | 0.01 | +http://www.compspy.com/spider.html |
| 40 | 3 | 0.01 | 1 | 0.01 | Linux i686 [unknown version] |
| 41 | 2 | 0.01 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 42 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 43 | 2 | 0.01 | 2 | 0.02 | +http://www.replaz.com |
| 44 | 2 | 0.01 | 1 | 0.01 | +http://www.facebook-statistics.com/ |
| 45 | 2 | 0.01 | 2 | 0.02 | +http://domains.checkparams.com/ |
| 46 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 47 | 1 | 0.00 | 1 | 0.01 | Unknown |
| 48 | 1 | 0.00 | 0 | 0.00 | X11; Linux i686; de |
| 49 | 1 | 0.00 | 1 | 0.01 | .NET CLR 2.0.50727; .NET CLR 3.5.30729; ... |
| 50 | 1 | 0.00 | 1 | 0.01 | +http://pmoz.info/doc/botinfo.htm |
| 51 | 1 | 0.00 | 0 | 0.00 | Linux i586 [unknown version] |
