| Used Operating Systems |
| 1 | 17327 | 36.09 | 221 | 2.69 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 12046 | 25.09 | 427 | 5.20 | +http://yandex.com/bots |
| 3 | 6034 | 12.57 | 3409 | 41.54 | +http://ahrefs.com/robot/ |
| 4 | 5417 | 11.28 | 1252 | 15.26 | Windows NT |
| 5 | 2032 | 4.23 | 1746 | 21.27 | +http://www.baidu.com/search/spider.html |
| 6 | 1259 | 2.62 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 7 | 1217 | 2.53 | 312 | 3.80 | +http://www.bing.com/bingbot.htm |
| 8 | 632 | 1.32 | 129 | 1.57 | +http://www.linkdex.com/bots/ |
| 9 | 507 | 1.06 | 113 | 1.38 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 337 | 0.70 | 178 | 2.17 | +http://www.google.com/bot.html |
| 11 | 310 | 0.65 | 62 | 0.76 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 179 | 0.37 | 64 | 0.78 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 138 | 0.29 | 74 | 0.90 | +http://www.uptime.com/uptimebot |
| 14 | 105 | 0.22 | 47 | 0.57 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 72 | 0.15 | 26 | 0.32 | Windows XP |
| 16 | 57 | 0.12 | 24 | 0.29 | Windows 98 |
| 17 | 55 | 0.11 | 29 | 0.35 | Windows 95 |
| 18 | 51 | 0.11 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 19 | 45 | 0.09 | 7 | 0.09 | +http://www.semrush.com/bot.html |
| 20 | 32 | 0.07 | 16 | 0.19 | +http://duckduckgo.com |
| 21 | 24 | 0.05 | 7 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 22 | 19 | 0.04 | 8 | 0.10 | Windows ME |
| 23 | 16 | 0.03 | 0 | 0.00 | +http://www.xovibot.net/ |
| 24 | 12 | 0.02 | 7 | 0.09 | Windows 2000 |
| 25 | 12 | 0.02 | 5 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 26 | 11 | 0.02 | 6 | 0.07 | Auto; Windows |
| 27 | 9 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 28 | 8 | 0.02 | 5 | 0.06 | Windows 3.1 |
| 29 | 8 | 0.02 | 1 | 0.01 | 000000000 |
| 30 | 7 | 0.01 | 5 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 31 | 6 | 0.01 | 4 | 0.05 | Windows CE |
| 32 | 4 | 0.01 | 3 | 0.04 | +http://sur.ly/bot.html |
| 33 | 4 | 0.01 | 4 | 0.05 | X11 |
| 34 | 4 | 0.01 | 2 | 0.02 | +http://siteexplorer.info/ |
| 35 | 2 | 0.00 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 36 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 37 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 38 | 2 | 0.00 | 2 | 0.02 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 39 | 2 | 0.00 | 1 | 0.01 | +http://www.exabot.com/go/robot |
| 40 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 41 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 42 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
