| Used Operating Systems |
| 1 | 27442 | 35.07 | 141 | 1.42 | +http://yandex.com/bots |
| 2 | 19483 | 24.90 | 3915 | 39.49 | Windows NT |
| 3 | 10037 | 12.83 | 379 | 3.82 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 4024 | 5.14 | 1639 | 16.53 | +http://www.google.com/bot.html |
| 5 | 3472 | 4.44 | 1056 | 10.65 | +http://www.bing.com/bingbot.htm |
| 6 | 2065 | 2.64 | 1161 | 11.71 | +http://ahrefs.com/robot/ |
| 7 | 1942 | 2.48 | 2 | 0.02 | crawler@goodzer.com |
| 8 | 1790 | 2.29 | 12 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 9 | 1171 | 1.50 | 353 | 3.56 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 959 | 1.23 | 2 | 0.02 | +http://www.seokicks.de/robot.html |
| 11 | 922 | 1.18 | 8 | 0.08 | +http://www.baidu.com/search/spider.html |
| 12 | 657 | 0.84 | 298 | 3.01 | Windows 95 |
| 13 | 507 | 0.65 | 3 | 0.03 | http://crawler.sistrix.net/ |
| 14 | 480 | 0.61 | 43 | 0.43 | Windows 98 |
| 15 | 370 | 0.47 | 7 | 0.07 | +http://fulltext.sblog.cz/ |
| 16 | 274 | 0.35 | 3 | 0.03 | BREW |
| 17 | 259 | 0.33 | 2 | 0.02 | Windows 99 |
| 18 | 192 | 0.25 | 10 | 0.10 | +http://www.aihitdata.com/about |
| 19 | 165 | 0.21 | 74 | 0.75 | Windows ME |
| 20 | 148 | 0.19 | 58 | 0.59 | +http://www.linkdex.com/bots/ |
| 21 | 147 | 0.19 | 3 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 22 | 129 | 0.16 | 71 | 0.72 | Windows 2000 |
| 23 | 119 | 0.15 | 55 | 0.55 | +http://www.exabot.com/go/robot |
| 24 | 118 | 0.15 | 71 | 0.72 | MSIE 5.5; Windows NT 4.0 |
| 25 | 114 | 0.15 | 69 | 0.70 | Auto; Windows |
| 26 | 114 | 0.15 | 1 | 0.01 | Windows XP |
| 27 | 112 | 0.14 | 60 | 0.61 | MSIE 5.5; Windows NT 5.0 |
| 28 | 103 | 0.13 | 54 | 0.54 | Windows 3.1 |
| 29 | 102 | 0.13 | 59 | 0.60 | Windows CE |
| 30 | 101 | 0.13 | 64 | 0.65 | ) - BrowseX (2.0.0 Windows |
| 31 | 91 | 0.12 | 39 | 0.39 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 76 | 0.10 | 34 | 0.34 | http://www.opensiteexplorer.org/dotbot, ... |
| 33 | 52 | 0.07 | 1 | 0.01 | Windows Phone OS 7.5 |
| 34 | 44 | 0.06 | 9 | 0.09 | +http://getdownload.ws |
| 35 | 42 | 0.05 | 2 | 0.02 | +http://overx50.com |
| 36 | 42 | 0.05 | 10 | 0.10 | +http://isdownload.biz |
| 37 | 40 | 0.05 | 5 | 0.05 | +http://t2downloads.xyz |
| 38 | 36 | 0.05 | 8 | 0.08 | +http://trumpetsheetmusic.org |
| 39 | 36 | 0.05 | 8 | 0.08 | +http://r4downloads.co |
| 40 | 34 | 0.04 | 8 | 0.08 | +http://gimme60.com |
| 41 | 27 | 0.03 | 23 | 0.23 | +http://domainsigma.com/robot |
| 42 | 26 | 0.03 | 11 | 0.11 | +http://duckduckgo.com |
| 43 | 24 | 0.03 | 2 | 0.02 | +http://medialine-it.com |
| 44 | 19 | 0.02 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 45 | 16 | 0.02 | 8 | 0.08 | Linux i686 [unknown version] |
| 46 | 16 | 0.02 | 7 | 0.07 | X11 |
| 47 | 15 | 0.02 | 14 | 0.14 | +info@netcraft.com |
| 48 | 15 | 0.02 | 0 | 0.00 | +http://www.xovibot.net/ |
| 49 | 13 | 0.02 | 12 | 0.12 | Linux [unknown version] |
| 50 | 12 | 0.02 | 3 | 0.03 | http://filterdb.iss.net/crawler/ |
| 51 | 10 | 0.01 | 6 | 0.06 | +http://www.grapeshot.co.uk/crawler.php |
| 52 | 9 | 0.01 | 9 | 0.09 | +http://www.domaintuno.com/robot |
| 53 | 7 | 0.01 | 3 | 0.03 | Android 2.3.5 |
| 54 | 6 | 0.01 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 55 | 6 | 0.01 | 6 | 0.06 | +http://fb02itsscan.fh-muenster.de |
| 56 | 6 | 0.01 | 3 | 0.03 | +https://www.mojeek.com/bot.html |
| 57 | 4 | 0.01 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 58 | 4 | 0.01 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
| 59 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 60 | 2 | 0.00 | 2 | 0.02 | OpenBSD [unknown version] |
| 61 | 2 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 62 | 2 | 0.00 | 2 | 0.02 | Linux i586 [unknown version] |
| 63 | 1 | 0.00 | 1 | 0.01 | +http://gimmeUSA.com |
