| Used Operating Systems |
| 1 | 17828 | 32.63 | 193 | 1.38 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 11581 | 21.20 | 8256 | 58.85 | +http://ahrefs.com/robot/ |
| 3 | 8226 | 15.05 | 656 | 4.68 | Windows NT |
| 4 | 4804 | 8.79 | 226 | 1.61 | +http://yandex.com/bots |
| 5 | 4326 | 7.92 | 3586 | 25.56 | +http://www.baidu.com/search/spider.html |
| 6 | 3317 | 6.07 | 1 | 0.01 | +http://megaindex.com/crawler |
| 7 | 964 | 1.76 | 263 | 1.87 | +http://www.bing.com/bingbot.htm |
| 8 | 845 | 1.55 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 9 | 705 | 1.29 | 56 | 0.40 | +http://www.semrush.com/bot.html |
| 10 | 623 | 1.14 | 291 | 2.07 | +http://www.google.com/bot.html |
| 11 | 361 | 0.66 | 154 | 1.10 | +http://www.linkdex.com/bots/ |
| 12 | 225 | 0.41 | 13 | 0.09 | +spider@seoscanners.net |
| 13 | 220 | 0.40 | 140 | 1.00 | +http://www.xovibot.net/ |
| 14 | 179 | 0.33 | 18 | 0.13 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 117 | 0.21 | 29 | 0.21 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 49 | 0.09 | 33 | 0.24 | Windows 95 |
| 17 | 32 | 0.06 | 2 | 0.01 | +https://www.dataprovider.com/ |
| 18 | 29 | 0.05 | 19 | 0.14 | Windows 98 |
| 19 | 27 | 0.05 | 4 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 26 | 0.05 | 13 | 0.09 | Windows XP |
| 21 | 25 | 0.05 | 5 | 0.04 | +http://siteexplorer.info/ |
| 22 | 18 | 0.03 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 23 | 16 | 0.03 | 16 | 0.11 | actually this is http://ismyblogworking.... |
| 24 | 16 | 0.03 | 1 | 0.01 | +https://teeraid.com/bot/ |
| 25 | 15 | 0.03 | 13 | 0.09 | Windows CE |
| 26 | 12 | 0.02 | 0 | 0.00 | Windows 92 |
| 27 | 9 | 0.02 | 9 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 28 | 8 | 0.01 | 3 | 0.02 | Windows 3.1 |
| 29 | 8 | 0.01 | 6 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 30 | 7 | 0.01 | 5 | 0.04 | Windows 2000 |
| 31 | 4 | 0.01 | 4 | 0.03 | Auto; Windows |
| 32 | 4 | 0.01 | 4 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 33 | 3 | 0.01 | 2 | 0.01 | Windows ME |
| 34 | 3 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 35 | 2 | 0.00 | 0 | 0.00 | +http://sur.ly/bot.html |
| 36 | 2 | 0.00 | 1 | 0.01 | +http://www.uptime.com/uptimebot |
| 37 | 2 | 0.00 | 1 | 0.01 | +http://domainsigma.com/robot |
| 38 | 1 | 0.00 | 0 | 0.00 | +http://www.domainoptima.com/robot |
| 39 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
