| Used Operating Systems |
| 1 | 23804 | 33.47 | 2453 | 47.19 | Windows NT |
| 2 | 18233 | 25.64 | 154 | 2.96 | +spider@waybackarchive.org |
| 3 | 5903 | 8.30 | 562 | 10.81 | +http://ahrefs.com/robot/ |
| 4 | 4631 | 6.51 | 110 | 2.12 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 2410 | 3.39 | 1317 | 25.34 | +http://www.baidu.com/search/spider.html |
| 6 | 2308 | 3.25 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 7 | 2253 | 3.17 | 47 | 0.90 | Windows 98 |
| 8 | 1464 | 2.06 | 56 | 1.08 | +http://yandex.com/bots |
| 9 | 1294 | 1.82 | 7 | 0.13 | +http://www.warebay.com/bot.html |
| 10 | 800 | 1.12 | 0 | 0.00 | OS/2 |
| 11 | 688 | 0.97 | 0 | 0.00 | Macintosh PPC |
| 12 | 660 | 0.93 | 0 | 0.00 | Solaris 9.x |
| 13 | 644 | 0.91 | 32 | 0.62 | Windows 95 |
| 14 | 607 | 0.85 | 141 | 2.71 | +http://www.google.com/bot.html |
| 15 | 556 | 0.78 | 0 | 0.00 | Linux i686 [unknown version] |
| 16 | 550 | 0.77 | 0 | 0.00 | Macintosh |
| 17 | 493 | 0.69 | 5 | 0.10 | Windows CE |
| 18 | 404 | 0.57 | 0 | 0.00 | BeOS BePC |
| 19 | 403 | 0.57 | 0 | 0.00 | Solaris 2.4.x |
| 20 | 402 | 0.57 | 0 | 0.00 | America Online Browser 1.1; rev1.5; Wind... |
| 21 | 356 | 0.50 | 0 | 0.00 | Win32 |
| 22 | 350 | 0.49 | 151 | 2.90 | +http://www.bing.com/bingbot.htm |
| 23 | 320 | 0.45 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 24 | 272 | 0.38 | 0 | 0.00 | FreeBSD [unknown version] |
| 25 | 266 | 0.37 | 0 | 0.00 | i686 Linux; 20020515 |
| 26 | 238 | 0.33 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 27 | 152 | 0.21 | 1 | 0.02 | +spider@spiderlytics.com |
| 28 | 146 | 0.21 | 32 | 0.62 | +http://www.exabot.com/go/robot |
| 29 | 130 | 0.18 | 42 | 0.81 | +http://www.linkdex.com/about/bots/ |
| 30 | 102 | 0.14 | 5 | 0.10 | X11 |
| 31 | 80 | 0.11 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 32 | 45 | 0.06 | 4 | 0.08 | Android 2.3.5 |
| 33 | 43 | 0.06 | 12 | 0.23 | help@moz.com |
| 34 | 24 | 0.03 | 8 | 0.15 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 35 | 16 | 0.02 | 8 | 0.15 | ezooms.bot@gmail.com |
| 36 | 12 | 0.02 | 6 | 0.12 | http://crawler.sistrix.net/ |
| 37 | 11 | 0.02 | 9 | 0.17 | Auto; Windows |
| 38 | 9 | 0.01 | 9 | 0.17 | Windows ME |
| 39 | 8 | 0.01 | 6 | 0.12 | Windows 2000 |
| 40 | 6 | 0.01 | 2 | 0.04 | Windows XP |
| 41 | 6 | 0.01 | 5 | 0.10 | Windows 3.1 |
| 42 | 4 | 0.01 | 4 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 43 | 3 | 0.00 | 3 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 44 | 2 | 0.00 | 2 | 0.04 | Intel Mac OS X 10.6 |
| 45 | 2 | 0.00 | 1 | 0.02 | +http://siteexplorer.info/ |
| 46 | 2 | 0.00 | 2 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 47 | 2 | 0.00 | 2 | 0.04 | +info@netcraft.com |
