| Used Operating Systems by Visits |
| 1 | 22306 | 55.12 | 15323 | 71.50 | +http://www.baidu.com/search/spider.html |
| 2 | 5919 | 14.63 | 2119 | 9.89 | Windows NT |
| 3 | 2477 | 6.12 | 1135 | 5.30 | +http://www.easou.com/search/spider.html |
| 4 | 2235 | 5.52 | 671 | 3.13 | +http://www.bing.com/bingbot.htm |
| 5 | 1151 | 2.84 | 617 | 2.88 | +http://www.google.com/bot.html |
| 6 | 693 | 1.71 | 465 | 2.17 | +http://ahrefs.com/robot/ |
| 7 | 845 | 2.09 | 292 | 1.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 1049 | 2.59 | 247 | 1.15 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 742 | 1.83 | 136 | 0.63 | +http://yandex.com/bots |
| 10 | 327 | 0.81 | 88 | 0.41 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 113 | 0.28 | 42 | 0.20 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 265 | 0.65 | 33 | 0.15 | +http://fulltext.sblog.cz/ |
| 13 | 64 | 0.16 | 31 | 0.14 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 24 | 0.06 | 24 | 0.11 | +http://www.xovibot.net/ |
| 15 | 36 | 0.09 | 20 | 0.09 | +http://www.exabot.com/go/robot |
| 16 | 60 | 0.15 | 19 | 0.09 | Windows 95 |
| 17 | 44 | 0.11 | 17 | 0.08 | +http://www.linkdex.com/bots/ |
| 18 | 34 | 0.08 | 17 | 0.08 | +http://www.career-x.de/bot.html |
| 19 | 160 | 0.40 | 16 | 0.07 | http://www.searchmetrics.com/en/searchme... |
| 20 | 15 | 0.04 | 15 | 0.07 | Linux i686 [unknown version] |
| 21 | 32 | 0.08 | 10 | 0.05 | +http://siteexplorer.info/ |
| 22 | 16 | 0.04 | 8 | 0.04 | +http://help.coccoc.com/ |
| 23 | 22 | 0.05 | 8 | 0.04 | Windows 98 |
| 24 | 6 | 0.01 | 6 | 0.03 | Linux [unknown version] |
| 25 | 15 | 0.04 | 5 | 0.02 | Windows CE |
| 26 | 15 | 0.04 | 5 | 0.02 | Windows 2000 |
| 27 | 5 | 0.01 | 5 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 28 | 10 | 0.02 | 5 | 0.02 | http://crawler.sistrix.net/ |
| 29 | 12 | 0.03 | 4 | 0.02 | Auto; Windows |
| 30 | 12 | 0.03 | 4 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 31 | 63 | 0.16 | 3 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 32 | 14 | 0.03 | 3 | 0.01 | Windows 3.1 |
| 33 | 9 | 0.02 | 3 | 0.01 | +http://mydownloadengine.com |
| 34 | 2 | 0.00 | 2 | 0.01 | x86_64 Linux |
| 35 | 2 | 0.00 | 2 | 0.01 | Trident/6.0; Windows NT 5.2; InfoPath.1;... |
| 36 | 30 | 0.07 | 2 | 0.01 | Android |
| 37 | 10 | 0.02 | 2 | 0.01 | Trident/6.0; Windows 98; FDM; InfoPath.2 |
| 38 | 537 | 1.33 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 39 | 7 | 0.02 | 2 | 0.01 | Windows XP |
| 40 | 4 | 0.01 | 2 | 0.01 | +http://wmaid.com/explore/ |
| 41 | 688 | 1.70 | 2 | 0.01 | +http://webmeup-crawler.com/ |
| 42 | 2 | 0.00 | 2 | 0.01 | +http://gimme60.com |
| 43 | 4 | 0.01 | 2 | 0.01 | +http://botw.org |
| 44 | 4 | 0.01 | 2 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 45 | 3 | 0.01 | 1 | 0.00 | Win32 |
| 46 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.5 |
| 47 | 1 | 0.00 | 1 | 0.00 | +http://fb02itsscan.fh-muenster.de |
| 48 | 11 | 0.03 | 1 | 0.00 | +http://www.profound.net/urlappendbot.ht... |
| 49 | 3 | 0.01 | 1 | 0.00 | Windows ME |
| 50 | 1 | 0.00 | 1 | 0.00 | S60 |
| 51 | 3 | 0.01 | 1 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 52 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 53 | 224 | 0.55 | 1 | 0.00 | +http://www.seokicks.de/robot.html |
| 54 | 1 | 0.00 | 1 | 0.00 | +http://www.angeldonate.com |
| 55 | 21 | 0.05 | 1 | 0.00 | +http://fulltext.sblog.cz/screenshot/ |
| 56 | 3 | 0.01 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 57 | 3 | 0.01 | 1 | 0.00 | +http://inload.me |
| 58 | 4 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 59 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 60 | 12 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 61 | 81 | 0.20 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 62 | 10 | 0.02 | 0 | 0.00 | Trident/6.0; Windows NT 5.1; SpamBlocker... |
| 63 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
