| Used Operating Systems |
| 1 | 12307 | 27.87 | 171 | 1.38 | +http://www.semrush.com/bot.html |
| 2 | 11871 | 26.88 | 8391 | 67.96 | +http://ahrefs.com/robot/ |
| 3 | 8547 | 19.36 | 127 | 1.03 | http://mj12bot.com/ |
| 4 | 5057 | 11.45 | 1764 | 14.29 | Windows NT |
| 5 | 1780 | 4.03 | 767 | 6.21 | +http://www.baidu.com/search/spider.html |
| 6 | 1651 | 3.74 | 322 | 2.61 | +http://www.bing.com/bingbot.htm |
| 7 | 1054 | 2.39 | 441 | 3.57 | +http://www.google.com/bot.html |
| 8 | 536 | 1.21 | 147 | 1.19 | +http://www.linkdex.com/bots/ |
| 9 | 532 | 1.20 | 75 | 0.61 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 227 | 0.51 | 39 | 0.32 | +http://yandex.com/bots |
| 11 | 215 | 0.49 | 25 | 0.20 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 71 | 0.16 | 14 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 56 | 0.13 | 14 | 0.11 | +http://www.exabot.com/go/robot |
| 14 | 34 | 0.08 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 15 | 34 | 0.08 | 2 | 0.02 | http://crawler.007ac9.net/ |
| 16 | 32 | 0.07 | 2 | 0.02 | +http://megaindex.com/crawler |
| 17 | 26 | 0.06 | 2 | 0.02 | X11 |
| 18 | 21 | 0.05 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 19 | 17 | 0.04 | 1 | 0.01 | Linux [unknown version] |
| 20 | 15 | 0.03 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 21 | 10 | 0.02 | 9 | 0.07 | Windows 95 |
| 22 | 7 | 0.02 | 3 | 0.02 | +http://sur.ly/bot.html |
| 23 | 6 | 0.01 | 2 | 0.02 | +https://www.mojeek.com/bot.html |
| 24 | 5 | 0.01 | 1 | 0.01 | +https://blog.vebidoo.de/vebidoobot/ |
| 25 | 5 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 26 | 5 | 0.01 | 4 | 0.03 | +http://www.uptime.com/uptimebot |
| 27 | 5 | 0.01 | 0 | 0.00 | Windows 98 |
| 28 | 4 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 29 | 3 | 0.01 | 3 | 0.02 | Windows CE |
| 30 | 3 | 0.01 | 3 | 0.02 | Windows XP |
| 31 | 3 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 32 | 3 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 33 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 34 | 2 | 0.00 | 1 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 35 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 37 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 38 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 39 | 1 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 40 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 41 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 42 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
