| Used Operating Systems by Visits |
| 1 | 4248 | 9.21 | 2372 | 34.92 | +http://ahrefs.com/robot/ |
| 2 | 2009 | 4.36 | 1823 | 26.84 | +http://www.baidu.com/search/spider.html |
| 3 | 4180 | 9.06 | 784 | 11.54 | Windows NT |
| 4 | 11206 | 24.30 | 413 | 6.08 | +http://yandex.com/bots |
| 5 | 552 | 1.20 | 310 | 4.56 | +http://www.google.com/bot.html |
| 6 | 1386 | 3.00 | 294 | 4.33 | +http://www.bing.com/bingbot.htm |
| 7 | 614 | 1.33 | 143 | 2.11 | +http://www.linkdex.com/bots/ |
| 8 | 289 | 0.63 | 140 | 2.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 14187 | 30.76 | 136 | 2.00 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 145 | 0.31 | 69 | 1.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 378 | 0.82 | 63 | 0.93 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 144 | 0.31 | 36 | 0.53 | +http://www.profound.net/domainappender |
| 13 | 3027 | 6.56 | 30 | 0.44 | http://mj12bot.com/ |
| 14 | 75 | 0.16 | 28 | 0.41 | Windows XP |
| 15 | 43 | 0.09 | 28 | 0.41 | +http://www.uptime.com/uptimebot |
| 16 | 234 | 0.51 | 27 | 0.40 | +http://www.semrush.com/bot.html |
| 17 | 46 | 0.10 | 19 | 0.28 | Windows 95 |
| 18 | 34 | 0.07 | 16 | 0.24 | +http://duckduckgo.com |
| 19 | 25 | 0.05 | 11 | 0.16 | Windows 98 |
| 20 | 16 | 0.03 | 8 | 0.12 | +http://www.exabot.com/go/robot |
| 21 | 6 | 0.01 | 6 | 0.09 | +http://besome1.info/securityresearchbot... |
| 22 | 5 | 0.01 | 4 | 0.06 | +http://sur.ly/bot.html |
| 23 | 12 | 0.03 | 4 | 0.06 | Windows ME |
| 24 | 7 | 0.02 | 4 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 25 | 3006 | 6.52 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 26 | 153 | 0.33 | 3 | 0.04 | +https://www.aihitdata.com/about |
| 27 | 5 | 0.01 | 3 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 28 | 2 | 0.00 | 2 | 0.03 | Auto; Windows |
| 29 | 2 | 0.00 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 30 | 4 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 31 | 31 | 0.07 | 2 | 0.03 | +https://www.dataprovider.com/ |
| 32 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 33 | 2 | 0.00 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 34 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 35 | 2 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 36 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 37 | 1 | 0.00 | 1 | 0.01 | Linux i586 [unknown version] |
| 38 | 22 | 0.05 | 1 | 0.01 | +https://teeraid.com/bot/ |
| 39 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 40 | 1 | 0.00 | 0 | 0.00 | Android |
| 41 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 42 | 2 | 0.00 | 0 | 0.00 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 43 | 16 | 0.03 | 0 | 0.00 | +http://www.xovibot.net/ |
