| Used Operating Systems |
| 1 | 31382 | 75.41 | 3852 | 58.57 | Windows NT |
| 2 | 4548 | 10.93 | 79 | 1.20 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2117 | 5.09 | 1866 | 28.37 | +http://www.baidu.com/search/spider.html |
| 4 | 939 | 2.26 | 272 | 4.14 | +http://www.google.com/bot.html |
| 5 | 787 | 1.89 | 69 | 1.05 | Windows 98 |
| 6 | 594 | 1.43 | 137 | 2.08 | +http://www.bing.com/bingbot.htm |
| 7 | 339 | 0.81 | 95 | 1.44 | +http://www.linkdex.com/bots/ |
| 8 | 234 | 0.56 | 24 | 0.36 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 166 | 0.40 | 23 | 0.35 | +http://yandex.com/bots |
| 10 | 45 | 0.11 | 16 | 0.24 | +http://ahrefs.com/robot/ |
| 11 | 42 | 0.10 | 25 | 0.38 | Windows 95 |
| 12 | 41 | 0.10 | 3 | 0.05 | Windows Phone OS 7.5 |
| 13 | 31 | 0.07 | 11 | 0.17 | Windows 3.1 |
| 14 | 26 | 0.06 | 10 | 0.15 | MSIE 5.5; Windows NT 5.0 |
| 15 | 25 | 0.06 | 6 | 0.09 | Linux [unknown version] |
| 16 | 22 | 0.05 | 5 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 20 | 0.05 | 1 | 0.02 | http://crawler.007ac9.net/ |
| 18 | 17 | 0.04 | 5 | 0.08 | Linux i686 [unknown version] |
| 19 | 15 | 0.04 | 5 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 20 | 14 | 0.03 | 6 | 0.09 | Windows 2000 |
| 21 | 14 | 0.03 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 22 | 14 | 0.03 | 8 | 0.12 | X11 |
| 23 | 14 | 0.03 | 6 | 0.09 | +http://www.exabot.com/go/robot |
| 24 | 12 | 0.03 | 8 | 0.12 | Windows ME |
| 25 | 12 | 0.03 | 1 | 0.02 | Macintosh |
| 26 | 10 | 0.02 | 0 | 0.00 | Android |
| 27 | 10 | 0.02 | 5 | 0.08 | +http://wmaid.com/explore/ |
| 28 | 10 | 0.02 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 29 | 9 | 0.02 | 3 | 0.05 | +http://tweetmeme.com/ |
| 30 | 9 | 0.02 | 8 | 0.12 | Android 2.3.5 |
| 31 | 9 | 0.02 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 32 | 8 | 0.02 | 2 | 0.03 | +http://www.proximic.com/info/spider.php |
| 33 | 7 | 0.02 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 34 | 7 | 0.02 | 4 | 0.06 | Windows XP |
| 35 | 6 | 0.01 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 36 | 6 | 0.01 | 2 | 0.03 | +http://getdownload.ws |
| 37 | 6 | 0.01 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 38 | 6 | 0.01 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 39 | 5 | 0.01 | 3 | 0.05 | Windows CE |
| 40 | 5 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 41 | 4 | 0.01 | 0 | 0.00 | Win32 |
| 42 | 4 | 0.01 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 43 | 3 | 0.01 | 1 | 0.02 | rotate |
| 44 | 3 | 0.01 | 1 | 0.02 | Auto; Windows |
| 45 | 3 | 0.01 | 1 | 0.02 | +http://overx50.com/ |
| 46 | 2 | 0.00 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 47 | 2 | 0.00 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 48 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 49 | 2 | 0.00 | 0 | 0.00 | Windows 92 |
| 50 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 51 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 52 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 53 | 1 | 0.00 | 0 | 0.00 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 54 | 1 | 0.00 | 1 | 0.02 | +http://136.186.231.16 |
