| Used Operating Systems |
| 1 | 28145 | 41.46 | 329 | 3.44 | +http://www.semrush.com/bot.html |
| 2 | 10245 | 15.09 | 201 | 2.10 | http://mj12bot.com/ |
| 3 | 9303 | 13.71 | 5016 | 52.42 | +http://ahrefs.com/robot/ |
| 4 | 5347 | 7.88 | 674 | 7.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 5208 | 7.67 | 1887 | 19.72 | Windows NT |
| 6 | 2556 | 3.77 | 4 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 7 | 1550 | 2.28 | 210 | 2.19 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 1335 | 1.97 | 323 | 3.38 | +http://www.bing.com/bingbot.htm |
| 9 | 1223 | 1.80 | 236 | 2.47 | +http://www.linkdex.com/bots/ |
| 10 | 1006 | 1.48 | 2 | 0.02 | http://crawler.007ac9.net/ |
| 11 | 680 | 1.00 | 143 | 1.49 | +http://yandex.com/bots |
| 12 | 311 | 0.46 | 183 | 1.91 | +http://www.google.com/bot.html |
| 13 | 218 | 0.32 | 132 | 1.38 | +http://www.baidu.com/search/spider.html |
| 14 | 158 | 0.23 | 22 | 0.23 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 103 | 0.15 | 1 | 0.01 | Linux i586 [unknown version] |
| 16 | 102 | 0.15 | 2 | 0.02 | +https://www.aihitdata.com/about |
| 17 | 53 | 0.08 | 45 | 0.47 | Windows 95 |
| 18 | 41 | 0.06 | 18 | 0.19 | Windows 98 |
| 19 | 33 | 0.05 | 15 | 0.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 30 | 0.04 | 15 | 0.16 | +http://duckduckgo.com |
| 21 | 22 | 0.03 | 1 | 0.01 | X11 |
| 22 | 21 | 0.03 | 1 | 0.01 | https://nmap.org/book/nse.html |
| 23 | 16 | 0.02 | 5 | 0.05 | +https://www.mojeek.com/bot.html |
| 24 | 15 | 0.02 | 11 | 0.11 | Auto; Windows |
| 25 | 14 | 0.02 | 6 | 0.06 | +http://www.exabot.com/go/robot |
| 26 | 13 | 0.02 | 12 | 0.13 | Windows CE |
| 27 | 13 | 0.02 | 6 | 0.06 | Windows XP |
| 28 | 13 | 0.02 | 1 | 0.01 | Android 2.3.5 |
| 29 | 11 | 0.02 | 10 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 30 | 10 | 0.01 | 9 | 0.09 | Windows 2000 |
| 31 | 10 | 0.01 | 3 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 32 | 10 | 0.01 | 3 | 0.03 | +http://www.pinterest.com/bot.html |
| 33 | 10 | 0.01 | 5 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 9 | 0.01 | 9 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 35 | 7 | 0.01 | 6 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 36 | 6 | 0.01 | 3 | 0.03 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 37 | 6 | 0.01 | 6 | 0.06 | Windows ME |
| 38 | 5 | 0.01 | 3 | 0.03 | +http://sur.ly/bot.html |
| 39 | 5 | 0.01 | 1 | 0.01 | +https://blog.vebidoo.de/vebidoobot/ |
| 40 | 4 | 0.01 | 2 | 0.02 | +spider@seoscanners.net |
| 41 | 4 | 0.01 | 2 | 0.02 | http://www.majestic12.co.uk/bot.php?+ |
| 42 | 3 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 43 | 3 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 44 | 2 | 0.00 | 2 | 0.02 | +http://www.uptime.com/uptimebot |
| 45 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
