| Used Operating Systems |
| 1 | 43905 | 82.64 | 4059 | 60.09 | Windows NT |
| 2 | 2470 | 4.65 | 399 | 5.91 | +http://www.google.com/bot.html |
| 3 | 2084 | 3.92 | 1411 | 20.89 | +http://www.baidu.com/search/spider.html |
| 4 | 1782 | 3.35 | 269 | 3.98 | +http://www.bing.com/bingbot.htm |
| 5 | 865 | 1.63 | 43 | 0.64 | +http://yandex.com/bots |
| 6 | 514 | 0.97 | 25 | 0.37 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 442 | 0.83 | 58 | 0.86 | +http://ahrefs.com/robot/ |
| 8 | 277 | 0.52 | 101 | 1.50 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 146 | 0.27 | 56 | 0.83 | +http://www.linkdex.com/bots/ |
| 10 | 94 | 0.18 | 80 | 1.18 | Windows 95 |
| 11 | 78 | 0.15 | 16 | 0.24 | Windows 98 |
| 12 | 67 | 0.13 | 21 | 0.31 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 52 | 0.10 | 26 | 0.38 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 44 | 0.08 | 29 | 0.43 | MSIE 5.5; Windows NT 5.0 |
| 15 | 30 | 0.06 | 8 | 0.12 | +http://www.exabot.com/go/robot |
| 16 | 25 | 0.05 | 1 | 0.01 | +http://endb-consolidated.aihit.com/ |
| 17 | 24 | 0.05 | 23 | 0.34 | Windows ME |
| 18 | 21 | 0.04 | 21 | 0.31 | Windows CE |
| 19 | 18 | 0.03 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 20 | 16 | 0.03 | 16 | 0.24 | Windows 2000 |
| 21 | 16 | 0.03 | 14 | 0.21 | Windows 3.1 |
| 22 | 14 | 0.03 | 14 | 0.21 | ) - BrowseX (2.0.0 Windows |
| 23 | 13 | 0.02 | 0 | 0.00 | Windows XP |
| 24 | 12 | 0.02 | 11 | 0.16 | Auto; Windows |
| 25 | 11 | 0.02 | 10 | 0.15 | MSIE 5.5; Windows NT 4.0 |
| 26 | 10 | 0.02 | 5 | 0.07 | http://crawler.sistrix.net/ |
| 27 | 10 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 28 | 9 | 0.02 | 3 | 0.04 | +http://www.profound.net/urlappendbot.ht... |
| 29 | 8 | 0.02 | 4 | 0.06 | +http://fulltext.sblog.cz/ |
| 30 | 7 | 0.01 | 5 | 0.07 | X11 |
| 31 | 6 | 0.01 | 1 | 0.01 | http://www.lipperhey.com/ |
| 32 | 6 | 0.01 | 2 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 33 | 4 | 0.01 | 1 | 0.01 | +http://u8files.asia |
| 34 | 4 | 0.01 | 1 | 0.01 | +http://plus5files.net |
| 35 | 4 | 0.01 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 36 | 3 | 0.01 | 2 | 0.03 | +http://help.coccoc.com/ |
| 37 | 3 | 0.01 | 1 | 0.01 | +http://onlythegames.com |
| 38 | 3 | 0.01 | 1 | 0.01 | +http://downloaflare.biz |
| 39 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 40 | 3 | 0.01 | 3 | 0.04 | +http://www.xovibot.net/ |
| 41 | 3 | 0.01 | 2 | 0.03 | +http://wmaid.com/explore/ |
| 42 | 3 | 0.01 | 1 | 0.01 | +http://www.profound.net/domainappender |
| 43 | 3 | 0.01 | 1 | 0.01 | +http://mydownloadengine.com |
| 44 | 3 | 0.01 | 1 | 0.01 | +http://a14download.com |
| 45 | 3 | 0.01 | 1 | 0.01 | +http://dl2engine.net |
| 46 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 47 | 2 | 0.00 | 1 | 0.01 | Android 2.3.5 |
| 48 | 2 | 0.00 | 1 | 0.01 | MAUI Runtime |
| 49 | 2 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 50 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 51 | 1 | 0.00 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 52 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 53 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 54 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
