| Used Operating Systems |
| 1 | 22243 | 56.18 | 224 | 2.87 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6596 | 16.66 | 5119 | 65.52 | +http://www.baidu.com/search/spider.html |
| 3 | 3304 | 8.34 | 844 | 10.80 | Windows NT |
| 4 | 3033 | 7.66 | 161 | 2.06 | +http://yandex.com/bots |
| 5 | 1459 | 3.68 | 512 | 6.55 | +http://www.bing.com/bingbot.htm |
| 6 | 1197 | 3.02 | 444 | 5.68 | +http://www.google.com/bot.html |
| 7 | 776 | 1.96 | 160 | 2.05 | +http://www.linkdex.com/bots/ |
| 8 | 152 | 0.38 | 63 | 0.81 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 131 | 0.33 | 18 | 0.23 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 77 | 0.19 | 19 | 0.24 | +http://www.semrush.com/bot.html |
| 11 | 60 | 0.15 | 4 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 12 | 59 | 0.15 | 24 | 0.31 | Windows XP |
| 13 | 50 | 0.13 | 19 | 0.24 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 47 | 0.12 | 19 | 0.24 | Windows 98 |
| 15 | 44 | 0.11 | 21 | 0.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 41 | 0.10 | 33 | 0.42 | Windows 95 |
| 17 | 40 | 0.10 | 20 | 0.26 | +http://duckduckgo.com |
| 18 | 37 | 0.09 | 9 | 0.12 | +http://www.profound.net/domainappender |
| 19 | 36 | 0.09 | 19 | 0.24 | +http://ahrefs.com/robot/ |
| 20 | 24 | 0.06 | 2 | 0.03 | http://www.wise-guys.nl/ |
| 21 | 24 | 0.06 | 2 | 0.03 | +https://www.dataprovider.com/ |
| 22 | 18 | 0.05 | 12 | 0.15 | Windows 2000 |
| 23 | 16 | 0.04 | 2 | 0.03 | +http://www.openfos.com |
| 24 | 15 | 0.04 | 10 | 0.13 | Windows CE |
| 25 | 14 | 0.04 | 10 | 0.13 | Auto; Windows |
| 26 | 13 | 0.03 | 1 | 0.01 | Linux i686 [unknown version] |
| 27 | 13 | 0.03 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 28 | 11 | 0.03 | 6 | 0.08 | +http://www.exabot.com/go/robot |
| 29 | 9 | 0.02 | 6 | 0.08 | Windows ME |
| 30 | 9 | 0.02 | 8 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 31 | 7 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 32 | 6 | 0.02 | 6 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 33 | 5 | 0.01 | 3 | 0.04 | Windows 3.1 |
| 34 | 5 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 35 | 4 | 0.01 | 0 | 0.00 | +spider@seoscanners.net |
| 36 | 4 | 0.01 | 4 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 37 | 4 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 38 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 39 | 2 | 0.01 | 0 | 0.00 | http://webagent.wise-guys.nl/ |
| 40 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 41 | 1 | 0.00 | 1 | 0.01 | +https://gimmeusa.com/crawler.html |
| 42 | 1 | 0.00 | 1 | 0.01 | Windows Phone OS 7.5 |
| 43 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 44 | 1 | 0.00 | 1 | 0.01 | +https://rankval.com |
| 45 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 46 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
