| Used Operating Systems |
| 1 | 4819 | 39.17 | 69 | 1.85 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4720 | 38.36 | 2599 | 69.87 | Windows NT |
| 3 | 649 | 5.27 | 54 | 1.45 | Windows 98 |
| 4 | 561 | 4.56 | 304 | 8.17 | +http://www.google.com/bot.html |
| 5 | 537 | 4.36 | 315 | 8.47 | +http://www.bing.com/bingbot.htm |
| 6 | 222 | 1.80 | 131 | 3.52 | +http://www.baidu.com/search/spider.html |
| 7 | 149 | 1.21 | 50 | 1.34 | +http://www.linkdex.com/bots/ |
| 8 | 119 | 0.97 | 44 | 1.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 107 | 0.87 | 19 | 0.51 | +http://yandex.com/bots |
| 10 | 69 | 0.56 | 3 | 0.08 | http://crawler.007ac9.net/ |
| 11 | 54 | 0.44 | 15 | 0.40 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 54 | 0.44 | 3 | 0.08 | http://crawler.sistrix.net/ |
| 13 | 45 | 0.37 | 33 | 0.89 | +http://ahrefs.com/robot/ |
| 14 | 36 | 0.29 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 15 | 34 | 0.28 | 2 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 16 | 26 | 0.21 | 19 | 0.51 | +http://www.easou.com/search/spider.html |
| 17 | 22 | 0.18 | 8 | 0.22 | +http://www.exabot.com/go/robot |
| 18 | 16 | 0.13 | 14 | 0.38 | Windows 95 |
| 19 | 10 | 0.08 | 3 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 8 | 0.07 | 4 | 0.11 | +http://wmaid.com/explore/ |
| 21 | 6 | 0.05 | 4 | 0.11 | X11 |
| 22 | 4 | 0.03 | 1 | 0.03 | +http://www.proximic.com/info/spider.php |
| 23 | 4 | 0.03 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 24 | 4 | 0.03 | 4 | 0.11 | Windows ME |
| 25 | 4 | 0.03 | 3 | 0.08 | Windows XP |
| 26 | 4 | 0.03 | 2 | 0.05 | Android 2.3.5 |
| 27 | 4 | 0.03 | 3 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 28 | 4 | 0.03 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 29 | 3 | 0.02 | 1 | 0.03 | +http://downloaflare.biz |
| 30 | 3 | 0.02 | 3 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 31 | 2 | 0.02 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 32 | 2 | 0.02 | 1 | 0.03 | +http://fulltext.sblog.cz/ |
| 33 | 1 | 0.01 | 1 | 0.03 | Windows 2000 |
| 34 | 1 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 35 | 1 | 0.01 | 1 | 0.03 | Linux i686 [unknown version] |
