| Used Operating Systems |
| 1 | 9796 | 53.90 | 184 | 5.06 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4185 | 23.03 | 1596 | 43.92 | Windows NT |
| 3 | 1127 | 6.20 | 829 | 22.81 | +http://www.baidu.com/search/spider.html |
| 4 | 960 | 5.28 | 512 | 14.09 | +http://www.bing.com/bingbot.htm |
| 5 | 628 | 3.46 | 135 | 3.71 | +http://www.google.com/bot.html |
| 6 | 261 | 1.44 | 67 | 1.84 | +http://yandex.com/bots |
| 7 | 218 | 1.20 | 64 | 1.76 | +http://www.linkdex.com/bots/ |
| 8 | 173 | 0.95 | 74 | 2.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 135 | 0.74 | 9 | 0.25 | http://www.searchmetrics.com/en/searchme... |
| 10 | 119 | 0.65 | 58 | 1.60 | +http://ahrefs.com/robot/ |
| 11 | 86 | 0.47 | 5 | 0.14 | +http://fulltext.sblog.cz/ |
| 12 | 82 | 0.45 | 2 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 13 | 63 | 0.35 | 29 | 0.80 | Linux i686 [unknown version] |
| 14 | 48 | 0.26 | 7 | 0.19 | +http://www.findxbot.com |
| 15 | 32 | 0.18 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 16 | 25 | 0.14 | 1 | 0.03 | +http://advbot.org/bot.html |
| 17 | 24 | 0.13 | 4 | 0.11 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 24 | 0.13 | 1 | 0.03 | +http://megaindex.com/crawler |
| 19 | 22 | 0.12 | 2 | 0.06 | +http://webmeup-crawler.com/ |
| 20 | 20 | 0.11 | 8 | 0.22 | Linux [unknown version] |
| 21 | 18 | 0.10 | 8 | 0.22 | +http://www.exabot.com/go/robot |
| 22 | 15 | 0.08 | 4 | 0.11 | X11 |
| 23 | 12 | 0.07 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 24 | 11 | 0.06 | 1 | 0.03 | crawler@mixrank.com |
| 25 | 10 | 0.06 | 5 | 0.14 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 10 | 0.06 | 2 | 0.06 | +http://www.profound.net/domainappender |
| 27 | 8 | 0.04 | 2 | 0.06 | +http://fulltext.sblog.cz/screenshot/ |
| 28 | 8 | 0.04 | 3 | 0.08 | +http://corp.sputnik.ru/webmaster |
| 29 | 8 | 0.04 | 2 | 0.06 | http://filterdb.iss.net/crawler/ |
| 30 | 6 | 0.03 | 3 | 0.08 | Win32 |
| 31 | 6 | 0.03 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 32 | 4 | 0.02 | 0 | 0.00 | OS/2 |
| 33 | 4 | 0.02 | 4 | 0.11 | +http://domainsigma.com/robot |
| 34 | 3 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 35 | 2 | 0.01 | 1 | 0.03 | +info@netcraft.com |
| 36 | 2 | 0.01 | 0 | 0.00 | +http://www.xovibot.net/ |
| 37 | 2 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 38 | 2 | 0.01 | 1 | 0.03 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 39 | 2 | 0.01 | 0 | 0.00 | Windows 98 |
| 40 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 41 | 2 | 0.01 | 2 | 0.06 | Linux i586 [unknown version] |
| 42 | 1 | 0.01 | 1 | 0.03 | Windows CE |
| 43 | 1 | 0.01 | 1 | 0.03 | support@everyonesocial.com http://everyo... |
| 44 | 1 | 0.01 | 1 | 0.03 | http://support.paper.li/entries/20023257... |
| 45 | 1 | 0.01 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 46 | 1 | 0.01 | 1 | 0.03 | FreeBSD [unknown version] |
| 47 | 1 | 0.01 | 1 | 0.03 | Windows 95 |
| 48 | 1 | 0.01 | 1 | 0.03 | +http://www.zzabm.com/spider/bot.html |
| 49 | 1 | 0.01 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
