| Used Operating Systems |
| 1 | 32778 | 42.18 | 8551 | 69.02 | +http://www.baidu.com/search/spider.html |
| 2 | 17350 | 22.32 | 228 | 1.84 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 11982 | 15.42 | 439 | 3.54 | +http://yandex.com/bots |
| 4 | 6769 | 8.71 | 580 | 4.68 | +http://www.bing.com/bingbot.htm |
| 5 | 2769 | 3.56 | 838 | 6.76 | Windows NT |
| 6 | 1293 | 1.66 | 646 | 5.21 | +http://www.google.com/bot.html |
| 7 | 854 | 1.10 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 8 | 695 | 0.89 | 88 | 0.71 | +http://www.semrush.com/bot.html |
| 9 | 599 | 0.77 | 200 | 1.61 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 529 | 0.68 | 92 | 0.74 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 322 | 0.41 | 255 | 2.06 | +http://ahrefs.com/robot/ |
| 12 | 211 | 0.27 | 67 | 0.54 | +http://www.xovibot.net/ |
| 13 | 210 | 0.27 | 1 | 0.01 | +http://megaindex.com/crawler |
| 14 | 205 | 0.26 | 52 | 0.42 | +http://www.linkdex.com/bots/ |
| 15 | 160 | 0.21 | 103 | 0.83 | +http://www.uptime.com/uptimebot |
| 16 | 137 | 0.18 | 20 | 0.16 | +spider@seoscanners.net |
| 17 | 130 | 0.17 | 60 | 0.48 | +http://duckduckgo.com |
| 18 | 125 | 0.16 | 3 | 0.02 | +http://siteexplorer.info/ |
| 19 | 118 | 0.15 | 28 | 0.23 | http://www.opensiteexplorer.org/dotbot, ... |
| 20 | 88 | 0.11 | 2 | 0.02 | X11 |
| 21 | 67 | 0.09 | 1 | 0.01 | Unknown |
| 22 | 48 | 0.06 | 2 | 0.02 | Android |
| 23 | 42 | 0.05 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 24 | 37 | 0.05 | 18 | 0.15 | +http://www.exabot.com/go/robot |
| 25 | 32 | 0.04 | 29 | 0.23 | Windows 98 |
| 26 | 26 | 0.03 | 3 | 0.02 | +http://www.seokicks.de/robot.html |
| 27 | 25 | 0.03 | 3 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 23 | 0.03 | 21 | 0.17 | Windows 95 |
| 29 | 12 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 30 | 11 | 0.01 | 1 | 0.01 | crawler@mixrank.com |
| 31 | 11 | 0.01 | 0 | 0.00 | http://drive.google.com |
| 32 | 9 | 0.01 | 9 | 0.07 | Windows ME |
| 33 | 8 | 0.01 | 6 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 34 | 6 | 0.01 | 6 | 0.05 | Windows CE |
| 35 | 6 | 0.01 | 6 | 0.05 | Windows 2000 |
| 36 | 5 | 0.01 | 5 | 0.04 | Auto; Windows |
| 37 | 5 | 0.01 | 5 | 0.04 | Windows 3.1 |
| 38 | 3 | 0.00 | 3 | 0.02 | http://nmap.org/book/nse.html |
| 39 | 3 | 0.00 | 3 | 0.02 | Windows XP |
| 40 | 3 | 0.00 | 3 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 41 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 42 | 2 | 0.00 | 2 | 0.02 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 43 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 44 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 45 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 46 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 48 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 49 | 1 | 0.00 | 0 | 0.00 | Windows 9x |
