| Used Operating Systems |
| 1 | 16868 | 33.79 | 379 | 3.93 | +http://yandex.com/bots |
| 2 | 8023 | 16.07 | 4435 | 45.94 | +http://ahrefs.com/robot/ |
| 3 | 7670 | 15.36 | 171 | 1.77 | http://mj12bot.com/ |
| 4 | 3353 | 6.72 | 1 | 0.01 | +http://megaindex.com/crawler |
| 5 | 2746 | 5.50 | 4 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 6 | 2573 | 5.15 | 2133 | 22.09 | +http://www.baidu.com/search/spider.html |
| 7 | 2235 | 4.48 | 592 | 6.13 | +http://www.google.com/bot.html |
| 8 | 1421 | 2.85 | 752 | 7.79 | Windows NT |
| 9 | 1251 | 2.51 | 221 | 2.29 | +http://www.linkdex.com/bots/ |
| 10 | 1017 | 2.04 | 179 | 1.85 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 785 | 1.57 | 185 | 1.92 | +http://www.bing.com/bingbot.htm |
| 12 | 650 | 1.30 | 201 | 2.08 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 411 | 0.82 | 6 | 0.06 | +http://siteexplorer.info/Backlink-Check... |
| 14 | 190 | 0.38 | 2 | 0.02 | Linux i586 [unknown version] |
| 15 | 84 | 0.17 | 77 | 0.80 | Windows 95 |
| 16 | 76 | 0.15 | 19 | 0.20 | +http://www.profound.net/domainappender |
| 17 | 72 | 0.14 | 68 | 0.70 | +http://www.uptime.com/uptimebot |
| 18 | 70 | 0.14 | 9 | 0.09 | +http://www.semrush.com/bot.html |
| 19 | 65 | 0.13 | 33 | 0.34 | Windows 98 |
| 20 | 64 | 0.13 | 28 | 0.29 | +http://duckduckgo.com |
| 21 | 44 | 0.09 | 18 | 0.19 | +http://www.exabot.com/go/robot |
| 22 | 37 | 0.07 | 9 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 20 | 0.04 | 10 | 0.10 | +http://cliqz.com/company/cliqzbot |
| 24 | 20 | 0.04 | 0 | 0.00 | +http://www.xovibot.net/ |
| 25 | 19 | 0.04 | 1 | 0.01 | +https://blog.vebidoo.de/vebidoobot/ |
| 26 | 19 | 0.04 | 19 | 0.20 | Windows 3.1 |
| 27 | 17 | 0.03 | 14 | 0.15 | Windows CE |
| 28 | 16 | 0.03 | 16 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 29 | 14 | 0.03 | 12 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 30 | 13 | 0.03 | 12 | 0.12 | ) - BrowseX (2.0.0 Windows |
| 31 | 12 | 0.02 | 11 | 0.11 | Windows 2000 |
| 32 | 12 | 0.02 | 1 | 0.01 | +http://seocharger.com/robot |
| 33 | 12 | 0.02 | 10 | 0.10 | Windows ME |
| 34 | 11 | 0.02 | 11 | 0.11 | Auto; Windows |
| 35 | 11 | 0.02 | 2 | 0.02 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 36 | 8 | 0.02 | 6 | 0.06 | Windows XP |
| 37 | 7 | 0.01 | 3 | 0.03 | +http://sur.ly/bot.html |
| 38 | 3 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 39 | 2 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 40 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 41 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
