| Used Operating Systems |
| 1 | 18540 | 66.67 | 270 | 6.45 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2452 | 8.82 | 2096 | 50.06 | +http://www.baidu.com/search/spider.html |
| 3 | 2272 | 8.17 | 261 | 6.23 | +http://yandex.com/bots |
| 4 | 2130 | 7.66 | 650 | 15.52 | Windows NT |
| 5 | 920 | 3.31 | 415 | 9.91 | +http://www.google.com/bot.html |
| 6 | 736 | 2.65 | 184 | 4.39 | +http://www.bing.com/bingbot.htm |
| 7 | 161 | 0.58 | 123 | 2.94 | +http://www.linkdex.com/bots/ |
| 8 | 99 | 0.36 | 26 | 0.62 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 95 | 0.34 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 67 | 0.24 | 30 | 0.72 | Windows XP |
| 11 | 64 | 0.23 | 20 | 0.48 | Windows 95 |
| 12 | 23 | 0.08 | 1 | 0.02 | +http://ahrefs.com/robot/ |
| 13 | 23 | 0.08 | 5 | 0.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 23 | 0.08 | 2 | 0.05 | +http://www.semrush.com/bot.html |
| 15 | 23 | 0.08 | 14 | 0.33 | Windows 98 |
| 16 | 21 | 0.08 | 21 | 0.50 | +http://www.xovibot.net/ |
| 17 | 16 | 0.06 | 8 | 0.19 | +http://www.exabot.com/go/robot |
| 18 | 15 | 0.05 | 6 | 0.14 | +http://www.proximic.com/info/spider.php |
| 19 | 14 | 0.05 | 7 | 0.17 | +http://duckduckgo.com |
| 20 | 10 | 0.04 | 2 | 0.05 | +spider@seoscanners.net |
| 21 | 9 | 0.03 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 22 | 9 | 0.03 | 3 | 0.07 | +http://www.profound.net/domainappender |
| 23 | 8 | 0.03 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 24 | 8 | 0.03 | 5 | 0.12 | Windows ME |
| 25 | 7 | 0.03 | 3 | 0.07 | Windows CE |
| 26 | 6 | 0.02 | 3 | 0.07 | +http://www.seokicks.de/robot.html |
| 27 | 6 | 0.02 | 2 | 0.05 | +https://www.dataprovider.com/ |
| 28 | 6 | 0.02 | 3 | 0.07 | +http://www.apple.com/go/applebot |
| 29 | 4 | 0.01 | 4 | 0.10 | info@muso.com; +http://www.muso.com |
| 30 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 31 | 4 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 32 | 4 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 33 | 3 | 0.01 | 1 | 0.02 | Windows 2000 |
| 34 | 3 | 0.01 | 1 | 0.02 | +http://support.embed.ly/ |
| 35 | 3 | 0.01 | 3 | 0.07 | +http://glutenfreepleasure.com/ |
| 36 | 3 | 0.01 | 2 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 37 | 3 | 0.01 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 38 | 3 | 0.01 | 3 | 0.07 | +http://megaindex.com/crawler |
| 39 | 2 | 0.01 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 40 | 2 | 0.01 | 2 | 0.05 | Linux i686 [unknown version] |
| 41 | 2 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 42 | 2 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 43 | 1 | 0.00 | 0 | 0.00 | +http://www.parsijoo.ir/; crawler@parsij... |
| 44 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
