| Used Operating Systems |
| 1 | 8415 | 30.23 | 60 | 1.27 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5024 | 18.05 | 968 | 20.47 | Windows NT |
| 3 | 3852 | 13.84 | 676 | 14.29 | +http://www.google.com/bot.html |
| 4 | 3435 | 12.34 | 1943 | 41.08 | +http://www.baidu.com/search/spider.html |
| 5 | 3083 | 11.07 | 561 | 11.86 | +http://www.bing.com/bingbot.htm |
| 6 | 1373 | 4.93 | 11 | 0.23 | PPC Mac OS X 10.4 |
| 7 | 400 | 1.44 | 70 | 1.48 | +http://www.linkdex.com/bots/ |
| 8 | 391 | 1.40 | 95 | 2.01 | +http://yandex.com/bots |
| 9 | 302 | 1.08 | 55 | 1.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 275 | 0.99 | 34 | 0.72 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 228 | 0.82 | 2 | 0.04 | +http://www.warebay.com/bot.html |
| 12 | 184 | 0.66 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 13 | 181 | 0.65 | 17 | 0.36 | +http://ahrefs.com/robot/ |
| 14 | 125 | 0.45 | 50 | 1.06 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 99 | 0.36 | 32 | 0.68 | Windows XP |
| 16 | 49 | 0.18 | 20 | 0.42 | +http://help.coccoc.com/ |
| 17 | 49 | 0.18 | 21 | 0.44 | +http://www.exabot.com/go/robot |
| 18 | 38 | 0.14 | 16 | 0.34 | Windows 95 |
| 19 | 38 | 0.14 | 1 | 0.02 | +http://import.io |
| 20 | 28 | 0.10 | 6 | 0.13 | +http://fulltext.sblog.cz/ |
| 21 | 24 | 0.09 | 3 | 0.06 | +http://www.semrush.com/bot.html |
| 22 | 23 | 0.08 | 4 | 0.08 | Windows 98 |
| 23 | 22 | 0.08 | 11 | 0.23 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 22 | 0.08 | 11 | 0.23 | +http://duckduckgo.com |
| 25 | 18 | 0.06 | 2 | 0.04 | Linux i686 [unknown version] |
| 26 | 18 | 0.06 | 6 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 27 | 13 | 0.05 | 5 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 28 | 13 | 0.05 | 3 | 0.06 | +http://webmeup-crawler.com/ |
| 29 | 12 | 0.04 | 0 | 0.00 | Windows 9. |
| 30 | 10 | 0.04 | 5 | 0.11 | http://www.botje.com/plukkie.htm |
| 31 | 9 | 0.03 | 5 | 0.11 | +http://www.parsijoo.ir/; ehsanmousa@par... |
| 32 | 9 | 0.03 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 33 | 8 | 0.03 | 4 | 0.08 | Auto; Windows |
| 34 | 6 | 0.02 | 3 | 0.06 | AyeAyeBot |
| 35 | 6 | 0.02 | 3 | 0.06 | +https://deusu.de/robot.html |
| 36 | 6 | 0.02 | 3 | 0.06 | Windows ME |
| 37 | 5 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 38 | 4 | 0.01 | 0 | 0.00 | Win32 |
| 39 | 4 | 0.01 | 2 | 0.04 | Windows 3.1 |
| 40 | 4 | 0.01 | 3 | 0.06 | X11 |
| 41 | 4 | 0.01 | 0 | 0.00 | +http://help.naver.com/robots/ |
| 42 | 3 | 0.01 | 1 | 0.02 | Windows CE |
| 43 | 3 | 0.01 | 0 | 0.00 | http://drive.google.com |
| 44 | 3 | 0.01 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 45 | 3 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 46 | 2 | 0.01 | 2 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 47 | 2 | 0.01 | 2 | 0.04 | +http://glutenfreepleasure.com/ |
| 48 | 2 | 0.01 | 2 | 0.04 | +http://www.parsijoo.ir/; crawler@parsij... |
| 49 | 2 | 0.01 | 0 | 0.00 | +http://docs.google.com; +Google-Docume... |
| 50 | 2 | 0.01 | 1 | 0.02 | +http://www.apple.com/go/applebot |
| 51 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 52 | 1 | 0.00 | 1 | 0.02 | OpenBSD [unknown version] |
| 53 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 54 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 55 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 56 | 1 | 0.00 | 1 | 0.02 | +http://www.xovibot.net/ |
| 57 | 1 | 0.00 | 1 | 0.02 | +http://megaindex.com/crawler |
