| Used Operating Systems |
| 1 | 52074 | 54.31 | 5931 | 40.78 | Windows NT |
| 2 | 12372 | 12.90 | 184 | 1.27 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 12039 | 12.56 | 6733 | 46.29 | +http://www.baidu.com/search/spider.html |
| 4 | 7216 | 7.53 | 255 | 1.75 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 3979 | 4.15 | 196 | 1.35 | +http://www.bing.com/bingbot.htm |
| 6 | 1677 | 1.75 | 324 | 2.23 | +http://www.google.com/bot.html |
| 7 | 697 | 0.73 | 9 | 0.06 | +http://www.semrush.com/bot.html |
| 8 | 650 | 0.68 | 31 | 0.21 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 530 | 0.55 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 10 | 441 | 0.46 | 15 | 0.10 | +http://ahrefs.com/robot/ |
| 11 | 403 | 0.42 | 127 | 0.87 | +http://www.linkdex.com/bots/ |
| 12 | 338 | 0.35 | 36 | 0.25 | +http://yandex.com/bots |
| 13 | 303 | 0.32 | 2 | 0.01 | +http://fulltext.sblog.cz/ |
| 14 | 283 | 0.30 | 27 | 0.19 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 258 | 0.27 | 50 | 0.34 | +http://www.easou.com/search/spider.html |
| 16 | 253 | 0.26 | 169 | 1.16 | Windows 95 |
| 17 | 247 | 0.26 | 34 | 0.23 | Windows 98 |
| 18 | 182 | 0.19 | 17 | 0.12 | +http://siteexplorer.info/ |
| 19 | 181 | 0.19 | 1 | 0.01 | Linux i686 [unknown version] |
| 20 | 111 | 0.12 | 2 | 0.01 | +http://www.similartech.com/smtbot |
| 21 | 101 | 0.11 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 22 | 98 | 0.10 | 9 | 0.06 | +http://www.exabot.com/go/robot |
| 23 | 97 | 0.10 | 1 | 0.01 | +http://www.aihitdata.com/about |
| 24 | 95 | 0.10 | 1 | 0.01 | PPC Mac OS X 10.4 |
| 25 | 92 | 0.10 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 26 | 86 | 0.09 | 0 | 0.00 | Android |
| 27 | 82 | 0.09 | 10 | 0.07 | X11 |
| 28 | 76 | 0.08 | 1 | 0.01 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 29 | 65 | 0.07 | 36 | 0.25 | Windows 3.1 |
| 30 | 62 | 0.06 | 41 | 0.28 | ) - BrowseX (2.0.0 Windows |
| 31 | 60 | 0.06 | 46 | 0.32 | Windows CE |
| 32 | 58 | 0.06 | 48 | 0.33 | MSIE 5.5; Windows NT 4.0 |
| 33 | 57 | 0.06 | 37 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 34 | 55 | 0.06 | 33 | 0.23 | Windows ME |
| 35 | 54 | 0.06 | 2 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 36 | 50 | 0.05 | 0 | 0.00 | +http://fulltext.sblog.cz/screenshot/ |
| 37 | 48 | 0.05 | 34 | 0.23 | Auto; Windows |
| 38 | 48 | 0.05 | 3 | 0.02 | Windows XP |
| 39 | 38 | 0.04 | 28 | 0.19 | Windows 2000 |
| 40 | 38 | 0.04 | 1 | 0.01 | crawler@goodzer.com |
| 41 | 36 | 0.04 | 6 | 0.04 | Android 2.3.5 |
| 42 | 33 | 0.03 | 3 | 0.02 | crawler@mixrank.com |
| 43 | 29 | 0.03 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 44 | 23 | 0.02 | 1 | 0.01 | +; |
| 45 | 21 | 0.02 | 7 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 46 | 18 | 0.02 | 1 | 0.01 | http://www.lipperhey.com/ |
| 47 | 15 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 48 | 11 | 0.01 | 9 | 0.06 | +info@netcraft.com |
| 49 | 8 | 0.01 | 2 | 0.01 | +http://www.profound.net/domainappender |
| 50 | 6 | 0.01 | 3 | 0.02 | +http://www.proximic.com/info/spider.php |
| 51 | 6 | 0.01 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 52 | 6 | 0.01 | 1 | 0.01 | +http://www.xovibot.net/ |
| 53 | 6 | 0.01 | 2 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 54 | 6 | 0.01 | 2 | 0.01 | Intel Mac OS X 10.6 |
| 55 | 6 | 0.01 | 6 | 0.04 | +http://domainsigma.com/robot |
| 56 | 5 | 0.01 | 0 | 0.00 | +www.relateiq.com; info@relateiq.com |
| 57 | 4 | 0.00 | 2 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 58 | 4 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 59 | 4 | 0.00 | 2 | 0.01 | +https://www.mojeek.com/bot.html |
| 60 | 4 | 0.00 | 1 | 0.01 | +http://u2search.co |
| 61 | 4 | 0.00 | 1 | 0.01 | +http://alphaphitote.com |
| 62 | 4 | 0.00 | 1 | 0.01 | Archive-It; +http://archive-it.org/files... |
| 63 | 4 | 0.00 | 1 | 0.01 | +http://r4downloads.co |
| 64 | 3 | 0.00 | 1 | 0.01 | +http://prox100download.com |
| 65 | 3 | 0.00 | 1 | 0.01 | +http://plus5files.net |
| 66 | 3 | 0.00 | 2 | 0.01 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 67 | 2 | 0.00 | 2 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 68 | 2 | 0.00 | 0 | 0.00 | Windows 9x |
| 69 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 70 | 2 | 0.00 | 1 | 0.01 | +http://www.parsijoo.ir/; ehsan.mousakaz... |
| 71 | 2 | 0.00 | 0 | 0.00 | +http://www.grapeshot.co.uk/crawler.php |
| 72 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 73 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 74 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 75 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows 98 |
| 76 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 77 | 1 | 0.00 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 78 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.8 |
| 79 | 1 | 0.00 | 0 | 0.00 | Macintosh |
| 80 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X 10.5 |
| 81 | 1 | 0.00 | 1 | 0.01 | http://www.google.com/bot.html |
| 82 | 1 | 0.00 | 1 | 0.01 | +http://www.loadtime.net/bot.html |
| 83 | 1 | 0.00 | 1 | 0.01 | +http://wmaid.com/en/explore/ |
| 84 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
| 85 | 1 | 0.00 | 0 | 0.00 | +http://www.wevika.de/ |
