| Used Operating Systems |
| 1 | 17606 | 28.67 | 13913 | 56.83 | +http://ahrefs.com/robot/ |
| 2 | 9447 | 15.38 | 7107 | 29.03 | +http://www.baidu.com/search/spider.html |
| 3 | 9000 | 14.66 | 288 | 1.18 | +http://yandex.com/bots |
| 4 | 7332 | 11.94 | 131 | 0.54 | http://mj12bot.com/ |
| 5 | 6740 | 10.98 | 2 | 0.01 | +http://www.linkpad.ru |
| 6 | 3392 | 5.52 | 1015 | 4.15 | +http://www.google.com/bot.html |
| 7 | 2733 | 4.45 | 593 | 2.42 | +http://www.bing.com/bingbot.htm |
| 8 | 1282 | 2.09 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 1262 | 2.06 | 448 | 1.83 | Windows NT |
| 10 | 629 | 1.02 | 226 | 0.92 | +http://www.linkdex.com/bots/ |
| 11 | 288 | 0.47 | 167 | 0.68 | +http://www.xovibot.net/ |
| 12 | 269 | 0.44 | 112 | 0.46 | +spider@seoscanners.net |
| 13 | 258 | 0.42 | 160 | 0.65 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 250 | 0.41 | 1 | 0.00 | Linux i586 [unknown version] |
| 15 | 236 | 0.38 | 2 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 16 | 163 | 0.27 | 146 | 0.60 | +http://www.uptime.com/uptimebot |
| 17 | 155 | 0.25 | 69 | 0.28 | +http://napoveda.seznam.cz/en/seznambot-... |
| 18 | 72 | 0.12 | 11 | 0.04 | http://www.botje.com/plukkie.htm |
| 19 | 42 | 0.07 | 10 | 0.04 | Windows XP |
| 20 | 42 | 0.07 | 1 | 0.00 | +http://www.semrush.com/bot.html |
| 21 | 30 | 0.05 | 12 | 0.05 | Windows 95 |
| 22 | 21 | 0.03 | 4 | 0.02 | +http://help.coccoc.com/searchengine |
| 23 | 19 | 0.03 | 1 | 0.00 | X11 |
| 24 | 18 | 0.03 | 9 | 0.04 | +http://www.proximic.com/info/spider.php |
| 25 | 16 | 0.03 | 6 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 26 | 12 | 0.02 | 4 | 0.02 | Windows 98 |
| 27 | 11 | 0.02 | 3 | 0.01 | http://filterdb.iss.net/crawler/ |
| 28 | 10 | 0.02 | 4 | 0.02 | +http://duckduckgo.com |
| 29 | 9 | 0.01 | 4 | 0.02 | +http://www.exabot.com/go/robot |
| 30 | 8 | 0.01 | 4 | 0.02 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 31 | 8 | 0.01 | 4 | 0.02 | http://www.opensiteexplorer.org/dotbot, ... |
| 32 | 6 | 0.01 | 3 | 0.01 | Windows 3.1 |
| 33 | 6 | 0.01 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 34 | 5 | 0.01 | 0 | 0.00 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 35 | 4 | 0.01 | 2 | 0.01 | Windows 2000 |
| 36 | 3 | 0.00 | 2 | 0.01 | Windows CE |
| 37 | 3 | 0.00 | 2 | 0.01 | +http://glutenfreepleasure.com/ |
| 38 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 39 | 3 | 0.00 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 40 | 2 | 0.00 | 1 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 41 | 2 | 0.00 | 2 | 0.01 | Auto; Windows |
| 42 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 43 | 2 | 0.00 | 1 | 0.00 | +https://www.mojeek.com/bot.html |
| 44 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 45 | 1 | 0.00 | 1 | 0.00 | Windows ME |
| 46 | 1 | 0.00 | 1 | 0.00 | Linux i686 [unknown version] |
