| Used Operating Systems |
| 1 | 50139 | 59.37 | 27204 | 86.33 | +http://ahrefs.com/robot/ |
| 2 | 23482 | 27.80 | 217 | 0.69 | http://mj12bot.com/ |
| 3 | 3484 | 4.13 | 2403 | 7.63 | +http://www.baidu.com/search/spider.html |
| 4 | 1515 | 1.79 | 109 | 0.35 | +http://yandex.com/bots |
| 5 | 1182 | 1.40 | 247 | 0.78 | +http://www.bing.com/bingbot.htm |
| 6 | 1010 | 1.20 | 399 | 1.27 | Windows NT |
| 7 | 801 | 0.95 | 264 | 0.84 | +http://www.google.com/bot.html |
| 8 | 512 | 0.61 | 133 | 0.42 | +http://www.linkdex.com/bots/ |
| 9 | 414 | 0.49 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 10 | 353 | 0.42 | 140 | 0.44 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 331 | 0.39 | 100 | 0.32 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 268 | 0.32 | 2 | 0.01 | +http://megaindex.com/crawler |
| 13 | 249 | 0.29 | 72 | 0.23 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 185 | 0.22 | 75 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 102 | 0.12 | 1 | 0.00 | Linux i686 [unknown version] |
| 16 | 85 | 0.10 | 19 | 0.06 | +http://www.semrush.com/bot.html |
| 17 | 58 | 0.07 | 1 | 0.00 | J2ME/MIDP |
| 18 | 38 | 0.04 | 3 | 0.01 | +http://ruki.rezko.net |
| 19 | 34 | 0.04 | 15 | 0.05 | +http://www.exabot.com/go/robot |
| 20 | 32 | 0.04 | 12 | 0.04 | Windows 98 |
| 21 | 27 | 0.03 | 14 | 0.04 | Windows 95 |
| 22 | 23 | 0.03 | 9 | 0.03 | Windows XP |
| 23 | 22 | 0.03 | 18 | 0.06 | +http://www.uptime.com/uptimebot |
| 24 | 14 | 0.02 | 5 | 0.02 | Windows ME |
| 25 | 13 | 0.02 | 12 | 0.04 | +http://glutenfreepleasure.com/ |
| 26 | 13 | 0.02 | 7 | 0.02 | +https://www.mojeek.com/bot.html |
| 27 | 12 | 0.01 | 6 | 0.02 | +http://duckduckgo.com |
| 28 | 10 | 0.01 | 3 | 0.01 | Windows CE |
| 29 | 10 | 0.01 | 4 | 0.01 | Windows 3.1 |
| 30 | 6 | 0.01 | 3 | 0.01 | Auto; Windows |
| 31 | 5 | 0.01 | 3 | 0.01 | +info@netcraft.com |
| 32 | 4 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 33 | 3 | 0.00 | 0 | 0.00 | Android |
| 34 | 3 | 0.00 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 35 | 3 | 0.00 | 1 | 0.00 | +http://www.profound.net/domainappender |
| 36 | 2 | 0.00 | 1 | 0.00 | Windows 2000 |
| 37 | 2 | 0.00 | 0 | 0.00 | +https://deusu.de/robot.html |
| 38 | 2 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 39 | 2 | 0.00 | 1 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 40 | 2 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 41 | 1 | 0.00 | 1 | 0.00 | Linux i586 [unknown version] |
| 42 | 1 | 0.00 | 1 | 0.00 | X11 |
