| Used Operating Systems |
| 1 | 34766 | 28.69 | 19955 | 72.58 | +http://www.baidu.com/search/spider.html |
| 2 | 27912 | 23.03 | 238 | 0.87 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 26184 | 21.61 | 342 | 1.24 | +http://ahrefs.com/robot/ |
| 4 | 10958 | 9.04 | 1981 | 7.20 | +http://www.bing.com/bingbot.htm |
| 5 | 4463 | 3.68 | 1818 | 6.61 | +http://www.google.com/bot.html |
| 6 | 4179 | 3.45 | 228 | 0.83 | +http://yandex.com/bots |
| 7 | 3107 | 2.56 | 881 | 3.20 | Windows NT |
| 8 | 2129 | 1.76 | 593 | 2.16 | +http://www.xovibot.net/ |
| 9 | 2000 | 1.65 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 10 | 1283 | 1.06 | 465 | 1.69 | +http://www.linkdex.com/bots/ |
| 11 | 1087 | 0.90 | 585 | 2.13 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 971 | 0.80 | 1 | 0.00 | +http://www.seograph.net/bot.html |
| 13 | 816 | 0.67 | 136 | 0.49 | +http://www.profound.net/domainappender |
| 14 | 276 | 0.23 | 2 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 15 | 253 | 0.21 | 4 | 0.01 | Linux [unknown version] |
| 16 | 250 | 0.21 | 1 | 0.00 | Linux i586 [unknown version] |
| 17 | 191 | 0.16 | 115 | 0.42 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 39 | 0.03 | 25 | 0.09 | +http://www.exabot.com/go/robot |
| 19 | 36 | 0.03 | 7 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 20 | 30 | 0.02 | 8 | 0.03 | +http://fulltext.sblog.cz/ |
| 21 | 23 | 0.02 | 6 | 0.02 | Windows 98 |
| 22 | 22 | 0.02 | 14 | 0.05 | +http://www.proximic.com/info/spider.php |
| 23 | 22 | 0.02 | 6 | 0.02 | Windows XP |
| 24 | 22 | 0.02 | 7 | 0.03 | Windows 95 |
| 25 | 20 | 0.02 | 10 | 0.04 | +http://duckduckgo.com |
| 26 | 16 | 0.01 | 7 | 0.03 | +http://help.coccoc.com/ |
| 27 | 15 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 28 | 14 | 0.01 | 7 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 29 | 12 | 0.01 | 12 | 0.04 | +http://warifort.moykrest.ru |
| 30 | 12 | 0.01 | 1 | 0.00 | +https://www.lipperhey.com/en/about/ |
| 31 | 11 | 0.01 | 6 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 32 | 9 | 0.01 | 4 | 0.01 | Windows CE |
| 33 | 7 | 0.01 | 4 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 34 | 5 | 0.00 | 2 | 0.01 | Auto; Windows |
| 35 | 5 | 0.00 | 1 | 0.00 | Windows Phone OS 7.5 |
| 36 | 5 | 0.00 | 3 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 37 | 4 | 0.00 | 4 | 0.01 | +http://glutenfreepleasure.com/ |
| 38 | 4 | 0.00 | 4 | 0.01 | +http://monasterytea.spbdyet.ru |
| 39 | 3 | 0.00 | 1 | 0.00 | Windows 2000 |
| 40 | 3 | 0.00 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 41 | 3 | 0.00 | 2 | 0.01 | Intel Mac OS X 10.6 |
| 42 | 2 | 0.00 | 1 | 0.00 | +https://gimmeusa.com/pages/crawler |
| 43 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 44 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 45 | 2 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 46 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
