| Used Operating Systems |
| 1 | 8875 | 61.17 | 184 | 6.52 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1960 | 13.51 | 735 | 26.05 | Windows NT |
| 3 | 1213 | 8.36 | 881 | 31.23 | +http://www.baidu.com/search/spider.html |
| 4 | 605 | 4.17 | 319 | 11.31 | +http://www.google.com/bot.html |
| 5 | 601 | 4.14 | 316 | 11.20 | +http://www.bing.com/bingbot.htm |
| 6 | 226 | 1.56 | 72 | 2.55 | +http://yandex.com/bots |
| 7 | 217 | 1.50 | 64 | 2.27 | +http://www.linkdex.com/bots/ |
| 8 | 160 | 1.10 | 15 | 0.53 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 9 | 128 | 0.88 | 55 | 1.95 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 66 | 0.45 | 9 | 0.32 | +http://fulltext.sblog.cz/ |
| 11 | 61 | 0.42 | 25 | 0.89 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 56 | 0.39 | 32 | 1.13 | +http://www.exabot.com/go/robot |
| 13 | 44 | 0.30 | 21 | 0.74 | +http://help.coccoc.com/ |
| 14 | 37 | 0.26 | 4 | 0.14 | +http://webmeup-crawler.com/ |
| 15 | 30 | 0.21 | 3 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 16 | 24 | 0.17 | 2 | 0.07 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 17 | 22 | 0.15 | 16 | 0.57 | +http://ahrefs.com/robot/ |
| 18 | 20 | 0.14 | 9 | 0.32 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 19 | 0.13 | 2 | 0.07 | +http://megaindex.com/crawler |
| 20 | 15 | 0.10 | 3 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 21 | 14 | 0.10 | 7 | 0.25 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 13 | 0.09 | 4 | 0.14 | +http://www.findxbot.com |
| 23 | 12 | 0.08 | 6 | 0.21 | +https://www.mojeek.com/bot.html |
| 24 | 10 | 0.07 | 1 | 0.04 | +http://www.linkpad.ru |
| 25 | 10 | 0.07 | 1 | 0.04 | +https://www.lipperhey.com/en/about/ |
| 26 | 9 | 0.06 | 1 | 0.04 | +http://advbot.org/bot.html |
| 27 | 7 | 0.05 | 4 | 0.14 | Windows 98 |
| 28 | 6 | 0.04 | 6 | 0.21 | +http://www.domaintuno.com/robot |
| 29 | 6 | 0.04 | 2 | 0.07 | Windows ME |
| 30 | 5 | 0.03 | 1 | 0.04 | +http://www.profound.net/domainappender |
| 31 | 4 | 0.03 | 4 | 0.14 | Linux [unknown version] |
| 32 | 4 | 0.03 | 2 | 0.07 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 33 | 3 | 0.02 | 3 | 0.11 | +http://pmoz.info/doc/botinfo.htm |
| 34 | 3 | 0.02 | 1 | 0.04 | Windows 95 |
| 35 | 3 | 0.02 | 1 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 36 | 3 | 0.02 | 2 | 0.07 | +info@netcraft.com |
| 37 | 2 | 0.01 | 2 | 0.07 | +http://glutenfreepleasure.com/ |
| 38 | 2 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 39 | 2 | 0.01 | 0 | 0.00 | +http://www.xovibot.net/ |
| 40 | 2 | 0.01 | 1 | 0.04 | +http://gimme60.com |
| 41 | 2 | 0.01 | 1 | 0.04 | +; |
| 42 | 2 | 0.01 | 1 | 0.04 | +http://duckduckgo.com |
| 43 | 1 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 44 | 1 | 0.01 | 1 | 0.04 | Intel Mac OS X 10.4 |
| 45 | 1 | 0.01 | 1 | 0.04 | Linux i686 [unknown version] |
| 46 | 1 | 0.01 | 0 | 0.00 | +https://wbsrch.com |
| 47 | 1 | 0.01 | 1 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
