| Used Operating Systems |
| 1 | 3485 | 38.13 | 2865 | 51.20 | +http://www.baidu.com/search/spider.html |
| 2 | 2942 | 32.19 | 1459 | 26.07 | Windows NT |
| 3 | 1321 | 14.45 | 795 | 14.21 | +http://www.google.com/bot.html |
| 4 | 331 | 3.62 | 136 | 2.43 | +http://yandex.com/bots |
| 5 | 167 | 1.83 | 52 | 0.93 | +http://www.bing.com/bingbot.htm |
| 6 | 148 | 1.62 | 5 | 0.09 | Android |
| 7 | 72 | 0.79 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 8 | 72 | 0.79 | 4 | 0.07 | +http://fulltext.sblog.cz/ |
| 9 | 48 | 0.53 | 46 | 0.82 | Windows 95 |
| 10 | 37 | 0.40 | 19 | 0.34 | +http://ahrefs.com/robot/ |
| 11 | 36 | 0.39 | 19 | 0.34 | +http://www.exabot.com/go/robot |
| 12 | 33 | 0.36 | 21 | 0.38 | +http://www.linkdex.com/bots/ |
| 13 | 32 | 0.35 | 4 | 0.07 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 14 | 30 | 0.33 | 14 | 0.25 | http://www.majestic12.co.uk/bot.php?+ |
| 15 | 30 | 0.33 | 3 | 0.05 | http://crawler.007ac9.net/ |
| 16 | 28 | 0.31 | 12 | 0.21 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 25 | 0.27 | 8 | 0.14 | Windows 98 |
| 18 | 24 | 0.26 | 8 | 0.14 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 24 | 0.26 | 12 | 0.21 | +http://help.coccoc.com/ |
| 20 | 22 | 0.24 | 21 | 0.38 | Linux i686 [unknown version] |
| 21 | 20 | 0.22 | 2 | 0.04 | +null; null |
| 22 | 20 | 0.22 | 10 | 0.18 | +http://duckduckgo.com |
| 23 | 18 | 0.20 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 24 | 16 | 0.18 | 15 | 0.27 | Linux i586 [unknown version] |
| 25 | 16 | 0.18 | 2 | 0.04 | +http://www.apple.com/go/applebot |
| 26 | 14 | 0.15 | 1 | 0.02 | +http://fulltext.sblog.cz/screenshot/ |
| 27 | 13 | 0.14 | 8 | 0.14 | Windows XP |
| 28 | 13 | 0.14 | 3 | 0.05 | +http://www.findxbot.com |
| 29 | 12 | 0.13 | 6 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 11 | 0.12 | 5 | 0.09 | Linux [unknown version] |
| 31 | 11 | 0.12 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 32 | 10 | 0.11 | 1 | 0.02 | +https://www.aihitdata.com/about |
| 33 | 7 | 0.08 | 7 | 0.13 | +http://domainsigma.com/robot |
| 34 | 6 | 0.07 | 0 | 0.00 | Windows 9. |
| 35 | 6 | 0.07 | 3 | 0.05 | +https://www.mojeek.com/bot.html |
| 36 | 6 | 0.07 | 6 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 37 | 4 | 0.04 | 2 | 0.04 | Windows CE |
| 38 | 3 | 0.03 | 1 | 0.02 | http://deepcrawl.co.uk/bot.html |
| 39 | 3 | 0.03 | 2 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 40 | 2 | 0.02 | 2 | 0.04 | Windows 3.1 |
| 41 | 2 | 0.02 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 42 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 43 | 2 | 0.02 | 2 | 0.04 | +http://gimme60.com |
| 44 | 2 | 0.02 | 1 | 0.02 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 45 | 2 | 0.02 | 1 | 0.02 | ScoutJet; +http://blekko.com/about/blekk... |
| 46 | 2 | 0.02 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 47 | 1 | 0.01 | 1 | 0.02 | Windows 2000 |
| 48 | 1 | 0.01 | 1 | 0.02 | +http://www.seograph.net/bot.html |
| 49 | 1 | 0.01 | 0 | 0.00 | i686 Linux; 20020219 |
| 50 | 1 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 51 | 1 | 0.01 | 1 | 0.02 | checkLink/1.1; +http://www.aol-soft.com/ |
| 52 | 1 | 0.01 | 1 | 0.02 | +http://www.linkpad.ru |
| 53 | 1 | 0.01 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 54 | 1 | 0.01 | 1 | 0.02 | X11 |
| 55 | 1 | 0.01 | 1 | 0.02 | +http://www.xovibot.net/ |
