| Used Operating Systems |
| 1 | 21573 | 45.56 | 281 | 2.85 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 13418 | 28.33 | 6214 | 63.04 | +http://ahrefs.com/robot/ |
| 3 | 5026 | 10.61 | 387 | 3.93 | +http://www.bing.com/bingbot.htm |
| 4 | 2903 | 6.13 | 159 | 1.61 | +http://yandex.com/bots |
| 5 | 2341 | 4.94 | 2059 | 20.89 | +http://www.baidu.com/search/spider.html |
| 6 | 815 | 1.72 | 272 | 2.76 | Windows NT |
| 7 | 425 | 0.90 | 199 | 2.02 | +http://www.google.com/bot.html |
| 8 | 302 | 0.64 | 74 | 0.75 | +http://www.linkdex.com/bots/ |
| 9 | 258 | 0.54 | 129 | 1.31 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 113 | 0.24 | 13 | 0.13 | +http://www.semrush.com/bot.html |
| 11 | 45 | 0.10 | 5 | 0.05 | +spider@seoscanners.net |
| 12 | 17 | 0.04 | 14 | 0.14 | Windows 95 |
| 13 | 16 | 0.03 | 4 | 0.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 15 | 0.03 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 15 | 13 | 0.03 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 9 | 0.02 | 6 | 0.06 | Windows 98 |
| 17 | 8 | 0.02 | 3 | 0.03 | +http://www.uptime.com/uptimebot |
| 18 | 8 | 0.02 | 2 | 0.02 | +https://www.dataprovider.com/ |
| 19 | 8 | 0.02 | 4 | 0.04 | +http://duckduckgo.com |
| 20 | 6 | 0.01 | 2 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 21 | 6 | 0.01 | 2 | 0.02 | +http://www.profound.net/domainappender |
| 22 | 5 | 0.01 | 5 | 0.05 | Windows XP |
| 23 | 4 | 0.01 | 4 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 24 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 25 | 3 | 0.01 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 26 | 3 | 0.01 | 3 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 27 | 2 | 0.00 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 28 | 2 | 0.00 | 1 | 0.01 | +https://rankval.com |
| 29 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 30 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 31 | 1 | 0.00 | 1 | 0.01 | Windows ME |
| 32 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 33 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 35 | 1 | 0.00 | 1 | 0.01 | X11 |
