| Used Operating Systems |
| 1 | 46538 | 78.71 | 17170 | 76.23 | Windows NT |
| 2 | 3390 | 5.73 | 1055 | 4.68 | +http://www.google.com/bot.html |
| 3 | 2642 | 4.47 | 1056 | 4.69 | MSIE 5.5; Windows NT 5.0 |
| 4 | 1727 | 2.92 | 1531 | 6.80 | +http://www.baidu.com/search/spider.html |
| 5 | 1490 | 2.52 | 693 | 3.08 | +http://www.bing.com/bingbot.htm |
| 6 | 546 | 0.92 | 106 | 0.47 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 482 | 0.82 | 145 | 0.64 | +http://yandex.com/bots |
| 8 | 377 | 0.64 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 232 | 0.39 | 128 | 0.57 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 202 | 0.34 | 30 | 0.13 | +http://www.linkdex.com/bots/ |
| 11 | 166 | 0.28 | 70 | 0.31 | +http://www.easou.com/search/spider.html |
| 12 | 153 | 0.26 | 112 | 0.50 | +http://ahrefs.com/robot/ |
| 13 | 137 | 0.23 | 52 | 0.23 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 86 | 0.15 | 22 | 0.10 | +http://www.exabot.com/go/robot |
| 15 | 85 | 0.14 | 73 | 0.32 | Windows 98 |
| 16 | 77 | 0.13 | 50 | 0.22 | Linux i686 [unknown version] |
| 17 | 66 | 0.11 | 18 | 0.08 | +http://www.parsijoo.ir/; ehsan.mousakaz... |
| 18 | 62 | 0.10 | 25 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 19 | 57 | 0.10 | 19 | 0.08 | Windows 95 |
| 20 | 55 | 0.09 | 15 | 0.07 | +http://help.coccoc.com/ |
| 21 | 52 | 0.09 | 32 | 0.14 | Linux [unknown version] |
| 22 | 48 | 0.08 | 9 | 0.04 | Android |
| 23 | 35 | 0.06 | 11 | 0.05 | +http://fulltext.sblog.cz/ |
| 24 | 30 | 0.05 | 6 | 0.03 | +http://www.netseer.com/crawler.html; cr... |
| 25 | 27 | 0.05 | 5 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
| 26 | 25 | 0.04 | 2 | 0.01 | Intel Mac OS X 10.6 |
| 27 | 24 | 0.04 | 4 | 0.02 | J2ME/MIDP |
| 28 | 24 | 0.04 | 4 | 0.02 | +http://www.profound.net/urlappendbot.ht... |
| 29 | 24 | 0.04 | 3 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 18 | 0.03 | 4 | 0.02 | BlackBerry |
| 31 | 16 | 0.03 | 4 | 0.02 | +http://www.semrush.com/bot.html |
| 32 | 15 | 0.03 | 2 | 0.01 | Windows Phone OS 7.5 |
| 33 | 14 | 0.02 | 5 | 0.02 | +http://support.embed.ly/ |
| 34 | 12 | 0.02 | 5 | 0.02 | Windows 3.1 |
| 35 | 11 | 0.02 | 2 | 0.01 | +http://www.proximic.com/info/spider.php |
| 36 | 11 | 0.02 | 2 | 0.01 | +http://gimme60.com |
| 37 | 11 | 0.02 | 1 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 38 | 11 | 0.02 | 11 | 0.05 | +http://flipboard.com/browserproxy |
| 39 | 10 | 0.02 | 4 | 0.02 | http://crawler.sistrix.net/ |
| 40 | 10 | 0.02 | 1 | 0.00 | Windows XP |
| 41 | 9 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 42 | 9 | 0.02 | 2 | 0.01 | +info@netcraft.com |
| 43 | 9 | 0.02 | 2 | 0.01 | WinHttp.WinHttpRequest.5 |
| 44 | 8 | 0.01 | 1 | 0.00 | +http://p4load.com/ |
| 45 | 8 | 0.01 | 1 | 0.00 | +http://www.linkpad.ru |
| 46 | 7 | 0.01 | 3 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 47 | 7 | 0.01 | 2 | 0.01 | Intel Mac OS X 10.4 |
| 48 | 7 | 0.01 | 1 | 0.00 | +http://endb-consolidated.aihit.com/ |
| 49 | 6 | 0.01 | 1 | 0.00 | http://www.lipperhey.com/ |
| 50 | 6 | 0.01 | 1 | 0.00 | Series 60 |
| 51 | 6 | 0.01 | 2 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 52 | 5 | 0.01 | 1 | 0.00 | +http://zemlyaozer.com/bot |
| 53 | 4 | 0.01 | 1 | 0.00 | +http://www.warebay.com/bot.html |
| 54 | 4 | 0.01 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 55 | 4 | 0.01 | 4 | 0.02 | +http://www.linkmarket.com/ |
| 56 | 2 | 0.00 | 1 | 0.00 | not on Windows server; |
| 57 | 2 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 58 | 2 | 0.00 | 0 | 0.00 | http://www.mojeek.com/bot.html |
| 59 | 2 | 0.00 | 1 | 0.00 | http://help.zum.com/inquiry |
| 60 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 61 | 2 | 0.00 | 1 | 0.00 | +http://tweetmeme.com/ |
| 62 | 2 | 0.00 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 63 | 2 | 0.00 | 2 | 0.01 | Macintosh |
| 64 | 2 | 0.00 | 1 | 0.00 | +http://www.grapeshot.co.uk/crawler.php |
| 65 | 1 | 0.00 | 1 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 66 | 1 | 0.00 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 67 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 68 | 1 | 0.00 | 1 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 69 | 1 | 0.00 | 1 | 0.00 | +http://136.186.231.16 |
| 70 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 71 | 1 | 0.00 | 1 | 0.00 | +http://wmaid.com/explore/ |
| 72 | 1 | 0.00 | 1 | 0.00 | +http://webmeup-crawler.com/ |
| 73 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 74 | 1 | 0.00 | 1 | 0.00 | crawler@nigma.ru |
