| Used Operating Systems |
| 1 | 27635 | 30.31 | 322 | 1.15 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 15531 | 17.04 | 12703 | 45.18 | +http://www.baidu.com/search/spider.html |
| 3 | 11372 | 12.47 | 9183 | 32.66 | +http://ahrefs.com/robot/ |
| 4 | 11103 | 12.18 | 425 | 1.51 | +http://www.semrush.com/bot.html |
| 5 | 6361 | 6.98 | 919 | 3.27 | +http://www.bing.com/bingbot.htm |
| 6 | 4576 | 5.02 | 520 | 1.85 | Windows NT |
| 7 | 3771 | 4.14 | 1949 | 6.93 | +http://www.google.com/bot.html |
| 8 | 3002 | 3.29 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 1846 | 2.02 | 543 | 1.93 | +http://www.linkdex.com/bots/ |
| 10 | 1835 | 2.01 | 279 | 0.99 | +http://yandex.com/bots |
| 11 | 1394 | 1.53 | 775 | 2.76 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 1132 | 1.24 | 6 | 0.02 | +http://siteexplorer.info/ |
| 13 | 359 | 0.39 | 100 | 0.36 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 331 | 0.36 | 82 | 0.29 | +http://www.exabot.com/go/robot |
| 15 | 271 | 0.30 | 95 | 0.34 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 144 | 0.16 | 24 | 0.09 | +http://www.profound.net/domainappender |
| 17 | 128 | 0.14 | 1 | 0.00 | +http://webmeup-crawler.com/ |
| 18 | 94 | 0.10 | 81 | 0.29 | +http://www.xovibot.net/ |
| 19 | 58 | 0.06 | 32 | 0.11 | +http://www.proximic.com/info/spider.php |
| 20 | 32 | 0.04 | 4 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 29 | 0.03 | 2 | 0.01 | +https://www.dataprovider.com/ |
| 22 | 27 | 0.03 | 3 | 0.01 | +http://www.seokicks.de/robot.html |
| 23 | 25 | 0.03 | 14 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 24 | 20 | 0.02 | 8 | 0.03 | Windows 98 |
| 25 | 15 | 0.02 | 8 | 0.03 | +https://deusu.de/robot.html |
| 26 | 14 | 0.02 | 2 | 0.01 | http://filterdb.iss.net/crawler/ |
| 27 | 12 | 0.01 | 1 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 28 | 8 | 0.01 | 4 | 0.01 | +http://duckduckgo.com |
| 29 | 6 | 0.01 | 5 | 0.02 | Windows 95 |
| 30 | 5 | 0.01 | 5 | 0.02 | Windows XP |
| 31 | 4 | 0.00 | 2 | 0.01 | +http://glutenfreepleasure.com/ |
| 32 | 3 | 0.00 | 1 | 0.00 | Windows CE |
| 33 | 3 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 3 | 0.00 | 3 | 0.01 | Intel Mac OS X 10.6 |
| 35 | 2 | 0.00 | 1 | 0.00 | Windows 2000 |
| 36 | 2 | 0.00 | 1 | 0.00 | +http://www.netseer.com/crawler.html; cr... |
| 37 | 2 | 0.00 | 1 | 0.00 | Windows ME |
| 38 | 2 | 0.00 | 1 | 0.00 | Linux i686 [unknown version] |
| 39 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 40 | 2 | 0.00 | 1 | 0.00 | +http://www.uptime.com/uptimebot |
| 41 | 2 | 0.00 | 1 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 42 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 43 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 44 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 45 | 1 | 0.00 | 1 | 0.00 | WinHttp.WinHttpRequest.5 |
