| Used Operating Systems |
| 1 | 24114 | 34.71 | 20485 | 73.30 | +http://ahrefs.com/robot/ |
| 2 | 21835 | 31.43 | 166 | 0.59 | http://mj12bot.com/ |
| 3 | 7530 | 10.84 | 1967 | 7.04 | Windows NT |
| 4 | 3871 | 5.57 | 3178 | 11.37 | +http://www.baidu.com/search/spider.html |
| 5 | 3181 | 4.58 | 615 | 2.20 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 3143 | 4.52 | 1 | 0.00 | +http://megaindex.com/crawler |
| 7 | 1873 | 2.70 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 8 | 1250 | 1.80 | 346 | 1.24 | +http://www.linkdex.com/bots/ |
| 9 | 1125 | 1.62 | 535 | 1.91 | +http://www.google.com/bot.html |
| 10 | 486 | 0.70 | 300 | 1.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 350 | 0.50 | 80 | 0.29 | +http://yandex.com/bots |
| 12 | 192 | 0.28 | 31 | 0.11 | +http://www.semrush.com/bot.html |
| 13 | 181 | 0.26 | 136 | 0.49 | +http://www.bing.com/bingbot.htm |
| 14 | 110 | 0.16 | 19 | 0.07 | +http://siteexplorer.info/Backlink-Check... |
| 15 | 61 | 0.09 | 22 | 0.08 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 35 | 0.05 | 11 | 0.04 | Windows 98 |
| 17 | 33 | 0.05 | 0 | 0.00 | X11 |
| 18 | 18 | 0.03 | 6 | 0.02 | Windows XP |
| 19 | 17 | 0.02 | 17 | 0.06 | +http://www.uptime.com/uptimebot |
| 20 | 14 | 0.02 | 4 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 13 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 22 | 7 | 0.01 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 23 | 6 | 0.01 | 4 | 0.01 | +http://sur.ly/bot.html |
| 24 | 6 | 0.01 | 3 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 25 | 5 | 0.01 | 3 | 0.01 | Windows 95 |
| 26 | 4 | 0.01 | 2 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 27 | 4 | 0.01 | 3 | 0.01 | +info@netcraft.com |
| 28 | 3 | 0.00 | 1 | 0.00 | Windows CE |
| 29 | 3 | 0.00 | 1 | 0.00 | Windows ME |
| 30 | 2 | 0.00 | 1 | 0.00 | Auto; Windows |
| 31 | 2 | 0.00 | 0 | 0.00 | Windows 3.1 |
| 32 | 2 | 0.00 | 2 | 0.01 | UNIX |
| 33 | 1 | 0.00 | 1 | 0.00 | https://nmap.org/book/nse.html |
| 34 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.4 |
| 35 | 1 | 0.00 | 1 | 0.00 | +http://www.id-search.xyz/bot.html |
| 36 | 1 | 0.00 | 1 | 0.00 | NetBSD [unknown version] |
| 37 | 1 | 0.00 | 1 | 0.00 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 38 | 1 | 0.00 | 1 | 0.00 | Linux i686 [unknown version] |
