| Used Operating Systems |
| 1 | 7910 | 41.36 | 2554 | 53.19 | Windows NT |
| 2 | 6764 | 35.37 | 122 | 2.54 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1758 | 9.19 | 1580 | 32.90 | +http://www.baidu.com/search/spider.html |
| 4 | 1622 | 8.48 | 136 | 2.83 | +http://www.google.com/bot.html |
| 5 | 393 | 2.05 | 113 | 2.35 | +http://www.bing.com/bingbot.htm |
| 6 | 176 | 0.92 | 31 | 0.65 | +http://yandex.com/bots |
| 7 | 99 | 0.52 | 98 | 2.04 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 88 | 0.46 | 5 | 0.10 | X11 |
| 9 | 52 | 0.27 | 32 | 0.67 | +http://help.soso.com/webspider.htm |
| 10 | 40 | 0.21 | 34 | 0.71 | +http://ahrefs.com/robot/ |
| 11 | 32 | 0.17 | 14 | 0.29 | +http://www.exabot.com/go/robot |
| 12 | 31 | 0.16 | 3 | 0.06 | Windows 98 |
| 13 | 24 | 0.13 | 12 | 0.25 | +http://www.career-x.de/bot.html |
| 14 | 18 | 0.09 | 17 | 0.35 | +http://shoulu.jike.com/spider.html |
| 15 | 17 | 0.09 | 1 | 0.02 | Android 2.3.5 |
| 16 | 14 | 0.07 | 6 | 0.12 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 14 | 0.07 | 5 | 0.10 | +http://www.linkdex.com/about/bots/ |
| 18 | 9 | 0.05 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 8 | 0.04 | 4 | 0.08 | http://crawler.sistrix.net/ |
| 20 | 8 | 0.04 | 4 | 0.08 | +http://webmeup.com/crawler.html |
| 21 | 8 | 0.04 | 4 | 0.08 | +http://siteexplorer.info/ |
| 22 | 7 | 0.04 | 7 | 0.15 | http://www.youdao.com/help/webmaster/spi... |
| 23 | 6 | 0.03 | 6 | 0.12 | Windows 95 |
| 24 | 5 | 0.03 | 2 | 0.04 | +http://www.semrush.com/bot.html |
| 25 | 4 | 0.02 | 2 | 0.04 | Linux i686 [unknown version] |
| 26 | 3 | 0.02 | 1 | 0.02 | ezooms.bot@gmail.com |
| 27 | 3 | 0.02 | 1 | 0.02 | +http://spider.socialbm.net |
| 28 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 29 | 2 | 0.01 | 1 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 30 | 2 | 0.01 | 2 | 0.04 | Windows ME |
| 31 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 32 | 1 | 0.01 | 1 | 0.02 | Linux [unknown version] |
| 33 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 34 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 35 | 1 | 0.01 | 1 | 0.02 | +http://domains.checkparams.com/ |
