| Used Operating Systems |
| 1 | 2864 | 54.21 | 182 | 14.22 | +http://yandex.com/bots |
| 2 | 484 | 9.16 | 206 | 16.09 | Windows NT |
| 3 | 452 | 8.56 | 170 | 13.28 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 396 | 7.50 | 212 | 16.56 | +http://www.bing.com/bingbot.htm |
| 5 | 261 | 4.94 | 135 | 10.55 | +http://www.google.com/bot.html |
| 6 | 158 | 2.99 | 29 | 2.27 | +http://www.semrush.com/bot.html |
| 7 | 138 | 2.61 | 56 | 4.38 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 127 | 2.40 | 123 | 9.61 | +http://www.baidu.com/search/spider.html |
| 9 | 62 | 1.17 | 25 | 1.95 | +spider@seoscanners.net |
| 10 | 56 | 1.06 | 22 | 1.72 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 54 | 1.02 | 6 | 0.47 | +http://OpenLinkProfiler.org/bot |
| 12 | 36 | 0.68 | 6 | 0.47 | +http://www.seokicks.de/robot.html |
| 13 | 26 | 0.49 | 13 | 1.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 23 | 0.44 | 13 | 1.02 | +http://ahrefs.com/robot/ |
| 15 | 21 | 0.40 | 10 | 0.78 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 18 | 0.34 | 2 | 0.16 | +https://www.dataprovider.com/ |
| 17 | 17 | 0.32 | 10 | 0.78 | +http://www.exabot.com/go/robot |
| 18 | 16 | 0.30 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 19 | 9 | 0.17 | 8 | 0.62 | Windows 95 |
| 20 | 8 | 0.15 | 8 | 0.62 | Windows 2000 |
| 21 | 8 | 0.15 | 7 | 0.55 | Windows 98 |
| 22 | 6 | 0.11 | 4 | 0.31 | Windows 3.1 |
| 23 | 5 | 0.09 | 5 | 0.39 | ) - BrowseX (2.0.0 Windows |
| 24 | 5 | 0.09 | 5 | 0.39 | MSIE 5.5; Windows NT 4.0 |
| 25 | 4 | 0.08 | 2 | 0.16 | +https://rankval.com |
| 26 | 4 | 0.08 | 4 | 0.31 | Windows ME |
| 27 | 4 | 0.08 | 2 | 0.16 | +info@netcraft.com |
| 28 | 4 | 0.08 | 2 | 0.16 | +http://www.uptime.com/uptimebot |
| 29 | 4 | 0.08 | 2 | 0.16 | +http://duckduckgo.com |
| 30 | 3 | 0.06 | 1 | 0.08 | +http://siteexplorer.info/ |
| 31 | 2 | 0.04 | 2 | 0.16 | Windows CE |
| 32 | 2 | 0.04 | 2 | 0.16 | Auto; Windows |
| 33 | 2 | 0.04 | 2 | 0.16 | Windows XP |
| 34 | 2 | 0.04 | 2 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 35 | 1 | 0.02 | 1 | 0.08 | http://nmap.org/book/nse.html |
| 36 | 1 | 0.02 | 1 | 0.08 | +http://www.grapeshot.co.uk/crawler.php |
