| Used Operating Systems |
| 1 | 39560 | 34.98 | 2300 | 32.64 | +http://ahrefs.com/robot/ |
| 2 | 33392 | 29.52 | 2029 | 28.79 | Windows NT |
| 3 | 26196 | 23.16 | 234 | 3.32 | http://mj12bot.com/ |
| 4 | 3976 | 3.52 | 547 | 7.76 | +http://www.bing.com/bingbot.htm |
| 5 | 2894 | 2.56 | 328 | 4.65 | +http://www.google.com/bot.html |
| 6 | 2344 | 2.07 | 555 | 7.88 | +http://www.baidu.com/search/spider.html |
| 7 | 2213 | 1.96 | 171 | 2.43 | +http://yandex.com/bots |
| 8 | 483 | 0.43 | 217 | 3.08 | +http://www.linkdex.com/bots/ |
| 9 | 373 | 0.33 | 124 | 1.76 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 269 | 0.24 | 33 | 0.47 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 246 | 0.22 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 12 | 181 | 0.16 | 149 | 2.11 | Windows 95 |
| 13 | 99 | 0.09 | 51 | 0.72 | Windows 98 |
| 14 | 76 | 0.07 | 5 | 0.07 | +http://help.coccoc.com/searchengine |
| 15 | 72 | 0.06 | 7 | 0.10 | +http://www.semrush.com/bot.html |
| 16 | 70 | 0.06 | 16 | 0.23 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 54 | 0.05 | 6 | 0.09 | +http://www.seokicks.de/robot.html |
| 18 | 47 | 0.04 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 19 | 35 | 0.03 | 30 | 0.43 | Windows 2000 |
| 20 | 35 | 0.03 | 7 | 0.10 | +http://www.profound.net/domainappender |
| 21 | 32 | 0.03 | 27 | 0.38 | Windows ME |
| 22 | 30 | 0.03 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 29 | 0.03 | 19 | 0.27 | Linux i686 [unknown version] |
| 24 | 25 | 0.02 | 21 | 0.30 | Windows CE |
| 25 | 25 | 0.02 | 23 | 0.33 | Auto; Windows |
| 26 | 25 | 0.02 | 4 | 0.06 | +http://www.findxbot.com |
| 27 | 24 | 0.02 | 6 | 0.09 | +http://cliqz.com/company/cliqzbot |
| 28 | 24 | 0.02 | 3 | 0.04 | X11 |
| 29 | 20 | 0.02 | 15 | 0.21 | Windows 3.1 |
| 30 | 19 | 0.02 | 0 | 0.00 | S60 |
| 31 | 19 | 0.02 | 18 | 0.26 | MSIE 5.5; Windows NT 4.0 |
| 32 | 18 | 0.02 | 8 | 0.11 | Windows XP |
| 33 | 18 | 0.02 | 17 | 0.24 | MSIE 5.5; Windows NT 5.0 |
| 34 | 16 | 0.01 | 16 | 0.23 | ) - BrowseX (2.0.0 Windows |
| 35 | 14 | 0.01 | 3 | 0.04 | +http://siteexplorer.info/Backlink-Check... |
| 36 | 14 | 0.01 | 9 | 0.13 | +http://www.uptime.com/uptimebot |
| 37 | 14 | 0.01 | 7 | 0.10 | +http://duckduckgo.com |
| 38 | 12 | 0.01 | 0 | 0.00 | Android 2.2 |
| 39 | 12 | 0.01 | 3 | 0.04 | +http://www.exabot.com/go/robot |
| 40 | 11 | 0.01 | 1 | 0.01 | +http://www.linkpad.ru |
| 41 | 11 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 42 | 8 | 0.01 | 4 | 0.06 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 43 | 7 | 0.01 | 5 | 0.07 | +http://sur.ly/bot.html |
| 44 | 6 | 0.01 | 0 | 0.00 | Android |
| 45 | 5 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 46 | 5 | 0.00 | 4 | 0.06 | +info@netcraft.com |
| 47 | 4 | 0.00 | 0 | 0.00 | X11; Linux x86_64; pl |
| 48 | 4 | 0.00 | 0 | 0.00 | +http://www.xovibot.net/ |
| 49 | 4 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0; Trident/3.1; IEMob... |
| 50 | 4 | 0.00 | 0 | 0.00 | Android 2.3.4 |
| 51 | 4 | 0.00 | 2 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 52 | 3 | 0.00 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 53 | 3 | 0.00 | 3 | 0.04 | Linux 2.4.x |
| 54 | 3 | 0.00 | 0 | 0.00 | Android 4.1 |
| 55 | 3 | 0.00 | 3 | 0.04 | actually this is http://ismyblogworking.... |
| 56 | 2 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 57 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 58 | 2 | 0.00 | 2 | 0.03 | MSIE 6.0; Windows NT 5.1 |
| 59 | 2 | 0.00 | 2 | 0.03 | Linux [unknown version] |
| 60 | 2 | 0.00 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 61 | 2 | 0.00 | 2 | 0.03 | +http://www.id-search.xyz/bot.html |
| 62 | 2 | 0.00 | 1 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 63 | 1 | 0.00 | 0 | 0.00 | Android 2.3.3 |
| 64 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows 2000 |
| 65 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 66 | 1 | 0.00 | 0 | 0.00 | Android 2.2.1 |
| 67 | 1 | 0.00 | 1 | 0.01 | Linux 2.2.x |
