| Used Operating Systems |
| 1 | 8642 | 27.14 | 849 | 7.17 | Windows NT |
| 2 | 8543 | 26.83 | 5934 | 50.09 | +http://ahrefs.com/robot/ |
| 3 | 7795 | 24.48 | 157 | 1.33 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 4663 | 14.64 | 3880 | 32.75 | +http://www.baidu.com/search/spider.html |
| 5 | 723 | 2.27 | 301 | 2.54 | +http://www.google.com/bot.html |
| 6 | 566 | 1.78 | 271 | 2.29 | +http://www.bing.com/bingbot.htm |
| 7 | 142 | 0.45 | 49 | 0.41 | +http://yandex.com/bots |
| 8 | 105 | 0.33 | 83 | 0.70 | Windows 95 |
| 9 | 87 | 0.27 | 22 | 0.19 | Windows 98 |
| 10 | 51 | 0.16 | 23 | 0.19 | +http://www.semrush.com/bot.html |
| 11 | 43 | 0.14 | 17 | 0.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 36 | 0.11 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 13 | 35 | 0.11 | 15 | 0.13 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 30 | 0.09 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 15 | 29 | 0.09 | 27 | 0.23 | +http://www.uptime.com/uptimebot |
| 16 | 27 | 0.08 | 26 | 0.22 | Windows CE |
| 17 | 24 | 0.08 | 1 | 0.01 | Android |
| 18 | 24 | 0.08 | 22 | 0.19 | Windows 3.1 |
| 19 | 24 | 0.08 | 12 | 0.10 | +http://napoveda.seznam.cz/en/seznambot-... |
| 20 | 23 | 0.07 | 23 | 0.19 | ) - BrowseX (2.0.0 Windows |
| 21 | 23 | 0.07 | 12 | 0.10 | +http://www.exabot.com/go/robot |
| 22 | 22 | 0.07 | 19 | 0.16 | Auto; Windows |
| 23 | 22 | 0.07 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 24 | 18 | 0.06 | 17 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 25 | 17 | 0.05 | 3 | 0.03 | Windows XP |
| 26 | 16 | 0.05 | 16 | 0.14 | Windows 2000 |
| 27 | 16 | 0.05 | 15 | 0.13 | Windows ME |
| 28 | 14 | 0.04 | 13 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 29 | 11 | 0.03 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 30 | 10 | 0.03 | 1 | 0.01 | +http://megaindex.com/crawler |
| 31 | 9 | 0.03 | 1 | 0.01 | Linux [unknown version] |
| 32 | 9 | 0.03 | 6 | 0.05 | +https://www.mojeek.com/bot.html |
| 33 | 8 | 0.03 | 1 | 0.01 | +http://www.linkpad.ru |
| 34 | 8 | 0.03 | 2 | 0.02 | +http://duckduckgo.com |
| 35 | 6 | 0.02 | 3 | 0.03 | +http://fulltext.sblog.cz/ |
| 36 | 3 | 0.01 | 2 | 0.02 | +https://gimmeusa.com/crawler.html |
| 37 | 3 | 0.01 | 3 | 0.03 | +http://pmoz.info/doc/botinfo.htm |
| 38 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 2 | 0.01 | 1 | 0.01 | +http://www.linkdex.com/bots/ |
| 40 | 2 | 0.01 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 41 | 2 | 0.01 | 1 | 0.01 | http://www.businessseek.biz/ |
| 42 | 2 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 43 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 44 | 2 | 0.01 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 45 | 1 | 0.00 | 1 | 0.01 | +http://glutenfreepleasure.com/ |
| 46 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 47 | 1 | 0.00 | 0 | 0.00 | i686 Linux; 20020615 |
| 48 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 49 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 50 | 1 | 0.00 | 1 | 0.01 | Android 2.3.5 |
