| Used Operating Systems |
| 1 | 55231 | 52.11 | 304 | 1.11 | http://mj12bot.com/ |
| 2 | 25139 | 23.72 | 21250 | 77.56 | +http://ahrefs.com/robot/ |
| 3 | 6743 | 6.36 | 1 | 0.00 | +http://megaindex.com/crawler |
| 4 | 6375 | 6.01 | 449 | 1.64 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 5366 | 5.06 | 1649 | 6.02 | Windows NT |
| 6 | 2423 | 2.29 | 2074 | 7.57 | +http://www.baidu.com/search/spider.html |
| 7 | 1285 | 1.21 | 373 | 1.36 | +http://www.linkdex.com/bots/ |
| 8 | 954 | 0.90 | 1 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 9 | 939 | 0.89 | 558 | 2.04 | +http://www.google.com/bot.html |
| 10 | 594 | 0.56 | 365 | 1.33 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 296 | 0.28 | 67 | 0.24 | +http://yandex.com/bots |
| 12 | 183 | 0.17 | 137 | 0.50 | +http://www.bing.com/bingbot.htm |
| 13 | 110 | 0.10 | 23 | 0.08 | +http://www.semrush.com/bot.html |
| 14 | 98 | 0.09 | 17 | 0.06 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 58 | 0.05 | 16 | 0.06 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 51 | 0.05 | 48 | 0.18 | +http://www.uptime.com/uptimebot |
| 17 | 23 | 0.02 | 20 | 0.07 | Windows 95 |
| 18 | 23 | 0.02 | 0 | 0.00 | X11 |
| 19 | 12 | 0.01 | 2 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 20 | 12 | 0.01 | 4 | 0.01 | Windows 98 |
| 21 | 9 | 0.01 | 3 | 0.01 | +http://www.exabot.com/go/robot |
| 22 | 8 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 23 | 7 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 24 | 7 | 0.01 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 25 | 6 | 0.01 | 4 | 0.01 | +http://sur.ly/bot.html |
| 26 | 5 | 0.00 | 5 | 0.02 | Windows CE |
| 27 | 4 | 0.00 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 28 | 4 | 0.00 | 1 | 0.00 | Linux i686 [unknown version] |
| 29 | 4 | 0.00 | 4 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 30 | 3 | 0.00 | 3 | 0.01 | Windows 2000 |
| 31 | 3 | 0.00 | 2 | 0.01 | Windows XP |
| 32 | 3 | 0.00 | 3 | 0.01 | Windows ME |
| 33 | 3 | 0.00 | 3 | 0.01 | Windows 3.1 |
| 34 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 35 | 2 | 0.00 | 1 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 36 | 2 | 0.00 | 2 | 0.01 | Auto; Windows |
| 37 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 38 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 39 | 2 | 0.00 | 1 | 0.00 | +http://www.xovibot.net/ |
| 40 | 1 | 0.00 | 1 | 0.00 | +http://www.id-search.xyz/bot.html |
| 41 | 1 | 0.00 | 0 | 0.00 | +https://netpeaksoftware.com/checker |
| 42 | 1 | 0.00 | 1 | 0.00 | ) - BrowseX (2.0.0 Windows |
