| Used Operating Systems |
| 1 | 15866 | 38.25 | 226 | 6.79 | +http://ahrefs.com/robot/ |
| 2 | 15137 | 36.49 | 175 | 5.26 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3233 | 7.79 | 1304 | 39.21 | Windows NT |
| 4 | 2341 | 5.64 | 869 | 26.13 | +http://www.baidu.com/search/spider.html |
| 5 | 1764 | 4.25 | 176 | 5.29 | +http://www.google.com/bot.html |
| 6 | 802 | 1.93 | 2 | 0.06 | +http://megaindex.com/crawler |
| 7 | 728 | 1.76 | 190 | 5.71 | +http://www.linkdex.com/bots/ |
| 8 | 672 | 1.62 | 12 | 0.36 | +http://OpenLinkProfiler.org/bot |
| 9 | 331 | 0.80 | 63 | 1.89 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 151 | 0.36 | 50 | 1.50 | +http://yandex.com/bots |
| 11 | 126 | 0.30 | 41 | 1.23 | +http://www.bing.com/bingbot.htm |
| 12 | 76 | 0.18 | 76 | 2.29 | +http://monasterytea.spbdyet.ru |
| 13 | 72 | 0.17 | 72 | 2.16 | +http://warifort.moykrest.ru/ |
| 14 | 53 | 0.13 | 11 | 0.33 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 41 | 0.10 | 15 | 0.45 | +http://www.exabot.com/go/robot |
| 16 | 16 | 0.04 | 8 | 0.24 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 12 | 0.03 | 6 | 0.18 | support.orangebot@orange.com |
| 18 | 10 | 0.02 | 5 | 0.15 | Windows 98 |
| 19 | 8 | 0.02 | 7 | 0.21 | +http://domainsigma.com/robot |
| 20 | 6 | 0.01 | 2 | 0.06 | +http://webmeup-crawler.com/ |
| 21 | 6 | 0.01 | 3 | 0.09 | X11 |
| 22 | 4 | 0.01 | 2 | 0.06 | Windows ME |
| 23 | 4 | 0.01 | 2 | 0.06 | Windows 95 |
| 24 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 25 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 26 | 2 | 0.00 | 2 | 0.06 | Auto; Windows |
| 27 | 2 | 0.00 | 1 | 0.03 | +http://www.seograph.net/bot.html |
| 28 | 2 | 0.00 | 2 | 0.06 | +https://gimmeusa.com/pages/crawler |
| 29 | 2 | 0.00 | 0 | 0.00 | Windows XP |
| 30 | 2 | 0.00 | 2 | 0.06 | +info@netcraft.com |
| 31 | 1 | 0.00 | 1 | 0.03 | Linux i686 [unknown version] |
| 32 | 1 | 0.00 | 1 | 0.03 | +http://www.semrush.com/bot.html |
