| Used Operating Systems |
| 1 | 13370 | 39.38 | 6928 | 61.17 | +http://ahrefs.com/robot/ |
| 2 | 8000 | 23.56 | 122 | 1.08 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4253 | 12.53 | 742 | 6.55 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 2967 | 8.74 | 2157 | 19.04 | +http://www.baidu.com/search/spider.html |
| 5 | 1667 | 4.91 | 434 | 3.83 | +http://www.bing.com/bingbot.htm |
| 6 | 942 | 2.77 | 415 | 3.66 | +http://www.google.com/bot.html |
| 7 | 873 | 2.57 | 127 | 1.12 | Windows NT |
| 8 | 529 | 1.56 | 129 | 1.14 | +http://yandex.com/bots |
| 9 | 518 | 1.53 | 3 | 0.03 | +http://www.warebay.com/bot.html |
| 10 | 227 | 0.67 | 88 | 0.78 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 134 | 0.39 | 1 | 0.01 | +http://megaindex.com/crawler |
| 12 | 86 | 0.25 | 26 | 0.23 | +http://fulltext.sblog.cz/ |
| 13 | 80 | 0.24 | 2 | 0.02 | +http://import.io |
| 14 | 60 | 0.18 | 18 | 0.16 | +http://www.linkdex.com/bots/ |
| 15 | 49 | 0.14 | 46 | 0.41 | http://www.topicway.com |
| 16 | 48 | 0.14 | 46 | 0.41 | http://www.mfgpages.com |
| 17 | 27 | 0.08 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 18 | 25 | 0.07 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 19 | 21 | 0.06 | 8 | 0.07 | +http://www.exabot.com/go/robot |
| 20 | 14 | 0.04 | 7 | 0.06 | +https://www.mojeek.com/bot.html |
| 21 | 10 | 0.03 | 5 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 8 | 0.02 | 4 | 0.04 | +https://deusu.de/robot.html |
| 23 | 8 | 0.02 | 4 | 0.04 | http://www.botje.com/plukkie.htm |
| 24 | 8 | 0.02 | 0 | 0.00 | Windows 98 |
| 25 | 6 | 0.02 | 1 | 0.01 | Linux i686 [unknown version] |
| 26 | 6 | 0.02 | 2 | 0.02 | +http://www.profound.net/domainappender |
| 27 | 5 | 0.01 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 28 | 4 | 0.01 | 3 | 0.03 | +info@netcraft.com |
| 29 | 3 | 0.01 | 0 | 0.00 | FreeBSD [unknown version] |
| 30 | 2 | 0.01 | 1 | 0.01 | +http://www.scoutjet.com/ |
| 31 | 2 | 0.01 | 1 | 0.01 | +http://duckduckgo.com |
| 32 | 1 | 0.00 | 1 | 0.01 | +http://glutenfreepleasure.com/ |
| 33 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 34 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
