| Used Operating Systems |
| 1 | 12820 | 39.74 | 192 | 3.78 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8102 | 25.11 | 1745 | 34.33 | +http://www.baidu.com/search/spider.html |
| 3 | 5154 | 15.98 | 1456 | 28.64 | Windows NT |
| 4 | 2412 | 7.48 | 931 | 18.32 | +http://www.easou.com/search/spider.html |
| 5 | 1040 | 3.22 | 4 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 6 | 904 | 2.80 | 149 | 2.93 | +http://yandex.com/bots |
| 7 | 519 | 1.61 | 135 | 2.66 | +http://www.linkdex.com/bots/ |
| 8 | 453 | 1.40 | 148 | 2.91 | +http://www.google.com/bot.html |
| 9 | 360 | 1.12 | 174 | 3.42 | +http://ahrefs.com/robot/ |
| 10 | 112 | 0.35 | 18 | 0.35 | +http://www.bing.com/bingbot.htm |
| 11 | 84 | 0.26 | 23 | 0.45 | +http://www.exabot.com/go/robot |
| 12 | 80 | 0.25 | 40 | 0.79 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 56 | 0.17 | 7 | 0.14 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 22 | 0.07 | 2 | 0.04 | +http://www.linkpad.ru |
| 15 | 18 | 0.06 | 6 | 0.12 | Windows 98 |
| 16 | 11 | 0.03 | 11 | 0.22 | Windows 95 |
| 17 | 10 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 18 | 8 | 0.02 | 2 | 0.04 | +http://getdownload.ws |
| 19 | 8 | 0.02 | 4 | 0.08 | http://crawler.sistrix.net/ |
| 20 | 8 | 0.02 | 1 | 0.02 | X11 |
| 21 | 8 | 0.02 | 2 | 0.04 | +http://dl2engine.net |
| 22 | 6 | 0.02 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 6 | 0.02 | 2 | 0.04 | +http://onlythegames.com |
| 24 | 6 | 0.02 | 3 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 25 | 6 | 0.02 | 4 | 0.08 | +http://wmaid.com/explore/ |
| 26 | 6 | 0.02 | 2 | 0.04 | +http://mydownloadengine.com |
| 27 | 6 | 0.02 | 2 | 0.04 | +http://a14download.com |
| 28 | 4 | 0.01 | 2 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 4 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 30 | 4 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 31 | 3 | 0.01 | 1 | 0.02 | +http://inload.me |
| 32 | 2 | 0.01 | 2 | 0.04 | Windows 2000 |
| 33 | 2 | 0.01 | 2 | 0.04 | Trident/6.0; Windows 98; Zango 8.6.69 |
| 34 | 2 | 0.01 | 0 | 0.00 | Trident/6.0; Windows 98; Zune 9.9.79; Av... |
| 35 | 2 | 0.01 | 2 | 0.04 | Windows ME |
| 36 | 2 | 0.01 | 2 | 0.04 | Trident/6.0; Windows NT 6.0; MyIE2 |
| 37 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 38 | 2 | 0.01 | 0 | 0.00 | Trident/6.0; Windows NT 6.0; MSN Optimiz... |
| 39 | 2 | 0.01 | 2 | 0.04 | Linux i686 [unknown version] |
| 40 | 2 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 41 | 2 | 0.01 | 2 | 0.04 | Windows 3.1 |
