| Used Operating Systems |
| 1 | 7829 | 32.51 | 182 | 2.88 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 7796 | 32.38 | 2772 | 43.85 | Windows NT |
| 3 | 3435 | 14.27 | 326 | 5.16 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 2081 | 8.64 | 1892 | 29.93 | +http://www.baidu.com/search/spider.html |
| 5 | 673 | 2.79 | 421 | 6.66 | +http://www.google.com/bot.html |
| 6 | 646 | 2.68 | 61 | 0.96 | Windows 98 |
| 7 | 581 | 2.41 | 236 | 3.73 | +http://yandex.com/bots |
| 8 | 230 | 0.96 | 107 | 1.69 | +http://www.bing.com/bingbot.htm |
| 9 | 133 | 0.55 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 10 | 113 | 0.47 | 100 | 1.58 | +http://www.linkdex.com/bots/ |
| 11 | 63 | 0.26 | 40 | 0.63 | Windows 95 |
| 12 | 51 | 0.21 | 14 | 0.22 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 13 | 40 | 0.17 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 14 | 34 | 0.14 | 16 | 0.25 | +http://www.exabot.com/go/robot |
| 15 | 28 | 0.12 | 2 | 0.03 | Android |
| 16 | 26 | 0.11 | 2 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 17 | 23 | 0.10 | 7 | 0.11 | +http://ahrefs.com/robot/ |
| 18 | 22 | 0.09 | 11 | 0.17 | +http://www.career-x.de/bot.html |
| 19 | 20 | 0.08 | 5 | 0.08 | http://www.lipperhey.com/ |
| 20 | 19 | 0.08 | 11 | 0.17 | Windows XP |
| 21 | 18 | 0.07 | 9 | 0.14 | Windows 2000 |
| 22 | 15 | 0.06 | 1 | 0.02 | J2ME/MIDP |
| 23 | 15 | 0.06 | 11 | 0.17 | X11 |
| 24 | 14 | 0.06 | 10 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 25 | 13 | 0.05 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 26 | 13 | 0.05 | 1 | 0.02 | Windows 92 |
| 27 | 13 | 0.05 | 7 | 0.11 | Windows 3.1 |
| 28 | 13 | 0.05 | 8 | 0.13 | +http://wmaid.com/explore/ |
| 29 | 12 | 0.05 | 6 | 0.09 | Auto; Windows |
| 30 | 11 | 0.05 | 11 | 0.17 | Windows CE |
| 31 | 10 | 0.04 | 4 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 32 | 8 | 0.03 | 8 | 0.13 | info@muso.com; +http://www.muso.com |
| 33 | 8 | 0.03 | 2 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 34 | 8 | 0.03 | 4 | 0.06 | http://crawler.sistrix.net/ |
| 35 | 8 | 0.03 | 6 | 0.09 | Android 2.3.5 |
| 36 | 8 | 0.03 | 4 | 0.06 | +http://fulltext.sblog.cz/ |
| 37 | 7 | 0.03 | 5 | 0.08 | Windows ME |
| 38 | 6 | 0.02 | 3 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 39 | 6 | 0.02 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 40 | 5 | 0.02 | 2 | 0.03 | +http://help.coccoc.com/ |
| 41 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 42 | 3 | 0.01 | 1 | 0.02 | +http://getdownload.ws |
| 43 | 3 | 0.01 | 1 | 0.02 | http://crawler.007ac9.net/ |
| 44 | 3 | 0.01 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 45 | 2 | 0.01 | 1 | 0.02 | +http://www.proximic.com/info/spider.php |
| 46 | 2 | 0.01 | 1 | 0.02 | +http://www.linkpad.ru |
| 47 | 2 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 48 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 49 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 50 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 51 | 1 | 0.00 | 1 | 0.02 | +http://www.loadtime.net/bot.html |
| 52 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
