| Used Operating Systems |
| 1 | 19348 | 63.86 | 194 | 4.67 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3707 | 12.24 | 619 | 14.89 | +http://www.google.com/bot.html |
| 3 | 2615 | 8.63 | 2179 | 52.41 | +http://www.baidu.com/search/spider.html |
| 4 | 1712 | 5.65 | 380 | 9.14 | Windows NT |
| 5 | 1325 | 4.37 | 353 | 8.49 | +http://www.bing.com/bingbot.htm |
| 6 | 367 | 1.21 | 128 | 3.08 | +http://yandex.com/bots |
| 7 | 258 | 0.85 | 41 | 0.99 | +http://www.linkdex.com/bots/ |
| 8 | 155 | 0.51 | 5 | 0.12 | +http://megaindex.com/crawler |
| 9 | 76 | 0.25 | 2 | 0.05 | Android |
| 10 | 74 | 0.24 | 2 | 0.05 | +http://webmeup-crawler.com/ |
| 11 | 72 | 0.24 | 27 | 0.65 | +http://help.coccoc.com/ |
| 12 | 71 | 0.23 | 58 | 1.39 | +http://ahrefs.com/robot/ |
| 13 | 70 | 0.23 | 23 | 0.55 | Windows XP |
| 14 | 41 | 0.14 | 5 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 15 | 36 | 0.12 | 9 | 0.22 | +http://www.profound.net/domainappender |
| 16 | 31 | 0.10 | 10 | 0.24 | Windows 95 |
| 17 | 30 | 0.10 | 28 | 0.67 | +http://www.uptime.com/uptimebot |
| 18 | 28 | 0.09 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 19 | 28 | 0.09 | 11 | 0.26 | +http://www.exabot.com/go/robot |
| 20 | 28 | 0.09 | 5 | 0.12 | +http://fulltext.sblog.cz/ |
| 21 | 24 | 0.08 | 2 | 0.05 | +https://www.lipperhey.com/en/about/ |
| 22 | 21 | 0.07 | 14 | 0.34 | http://www.bing.com/bingbot.htm |
| 23 | 17 | 0.06 | 7 | 0.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 17 | 0.06 | 4 | 0.10 | Windows 98 |
| 25 | 16 | 0.05 | 8 | 0.19 | +http://duckduckgo.com |
| 26 | 14 | 0.05 | 2 | 0.05 | +http://www.findxbot.com |
| 27 | 14 | 0.05 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 28 | 12 | 0.04 | 4 | 0.10 | Windows CE |
| 29 | 12 | 0.04 | 3 | 0.07 | Auto; Windows |
| 30 | 12 | 0.04 | 4 | 0.10 | Windows ME |
| 31 | 10 | 0.03 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 32 | 8 | 0.03 | 4 | 0.10 | Windows 2000 |
| 33 | 6 | 0.02 | 2 | 0.05 | Windows 3.1 |
| 34 | 6 | 0.02 | 2 | 0.05 | +info@netcraft.com |
| 35 | 6 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 36 | 6 | 0.02 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 37 | 4 | 0.01 | 4 | 0.10 | +https://raventools.com/seo-website-audi... |
| 38 | 4 | 0.01 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 39 | 3 | 0.01 | 1 | 0.02 | crawler@mixrank.com |
| 40 | 3 | 0.01 | 3 | 0.07 | Linux i686 [unknown version] |
| 41 | 2 | 0.01 | 2 | 0.05 | Linux [unknown version] |
| 42 | 2 | 0.01 | 2 | 0.05 | +http://www.xovibot.net/ |
| 43 | 2 | 0.01 | 2 | 0.05 | +http://www.grapeshot.co.uk/crawler.php |
| 44 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 45 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
