| Used Operating Systems |
| 1 | 5547 | 41.17 | 2704 | 32.66 | Windows NT |
| 2 | 5104 | 37.88 | 4494 | 54.28 | +http://www.baidu.com/search/spider.html |
| 3 | 1065 | 7.90 | 602 | 7.27 | +http://www.google.com/bot.html |
| 4 | 544 | 4.04 | 61 | 0.74 | +http://yandex.com/bots |
| 5 | 145 | 1.08 | 59 | 0.71 | +http://www.bing.com/bingbot.htm |
| 6 | 131 | 0.97 | 5 | 0.06 | X11 |
| 7 | 124 | 0.92 | 52 | 0.63 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 115 | 0.85 | 2 | 0.02 | Android 2.3.6 |
| 9 | 95 | 0.71 | 40 | 0.48 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 58 | 0.43 | 29 | 0.35 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 54 | 0.40 | 48 | 0.58 | +http://www.easou.com/search/spider.html |
| 12 | 41 | 0.30 | 22 | 0.27 | +http://ahrefs.com/robot/ |
| 13 | 40 | 0.30 | 22 | 0.27 | +http://www.linkdex.com/bots/ |
| 14 | 39 | 0.29 | 15 | 0.18 | +http://fulltext.sblog.cz/ |
| 15 | 38 | 0.28 | 1 | 0.01 | +http://www.linkpad.ru |
| 16 | 37 | 0.27 | 35 | 0.42 | Windows 95 |
| 17 | 35 | 0.26 | 15 | 0.18 | +http://help.coccoc.com/ |
| 18 | 33 | 0.24 | 14 | 0.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 31 | 0.23 | 17 | 0.21 | +http://www.exabot.com/go/robot |
| 20 | 19 | 0.14 | 1 | 0.01 | J2ME/MIDP |
| 21 | 18 | 0.13 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 22 | 17 | 0.13 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 23 | 16 | 0.12 | 0 | 0.00 | Windows 9. |
| 24 | 16 | 0.12 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 25 | 10 | 0.07 | 3 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 26 | 10 | 0.07 | 1 | 0.01 | +http://www.profound.net/domainappender |
| 27 | 9 | 0.07 | 2 | 0.02 | +http://getdownload.ws |
| 28 | 8 | 0.06 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 29 | 8 | 0.06 | 2 | 0.02 | +http://plus5files.net |
| 30 | 6 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 31 | 5 | 0.04 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 32 | 4 | 0.03 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 33 | 4 | 0.03 | 1 | 0.01 | +http://onlythegames.com |
| 34 | 4 | 0.03 | 4 | 0.05 | +http://www.xovibot.net/ |
| 35 | 4 | 0.03 | 2 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 36 | 4 | 0.03 | 1 | 0.01 | +http://siteexplorer.info/ |
| 37 | 4 | 0.03 | 1 | 0.01 | +http://a14download.com |
| 38 | 3 | 0.02 | 3 | 0.04 | Windows 3.1 |
| 39 | 3 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 40 | 3 | 0.02 | 2 | 0.02 | +http://wmaid.com/explore/ |
| 41 | 3 | 0.02 | 1 | 0.01 | +http://prlog.ru/ |
| 42 | 3 | 0.02 | 2 | 0.02 | Windows 98 |
| 43 | 3 | 0.02 | 1 | 0.01 | +http://dl2engine.net |
| 44 | 3 | 0.02 | 1 | 0.01 | +http://mydownloadengine.com |
| 45 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 46 | 2 | 0.01 | 1 | 0.01 | +http://www.proximic.com/info/spider.php |
| 47 | 2 | 0.01 | 2 | 0.02 | Windows ME |
| 48 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 49 | 1 | 0.01 | 1 | 0.01 | Windows CE |
| 50 | 1 | 0.01 | 1 | 0.01 | Auto; Windows |
| 51 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 52 | 1 | 0.01 | 1 | 0.01 | Linux i686 [unknown version] |
