| Used Operating Systems |
| 1 | 43842 | 58.01 | 3460 | 57.42 | Windows NT |
| 2 | 9072 | 12.00 | 11 | 0.18 | http://crawler.sistrix.net/ |
| 3 | 8191 | 10.84 | 404 | 6.70 | +spider@spiderlytics.com |
| 4 | 2921 | 3.86 | 45 | 0.75 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 1946 | 2.57 | 31 | 0.51 | Windows 98 |
| 6 | 1797 | 2.38 | 539 | 8.94 | Windows 95 |
| 7 | 1290 | 1.71 | 206 | 3.42 | +http://www.baidu.com/search/spider.html |
| 8 | 642 | 0.85 | 0 | 0.00 | Macintosh PPC |
| 9 | 574 | 0.76 | 0 | 0.00 | i686 Linux; 20020515 |
| 10 | 528 | 0.70 | 0 | 0.00 | FreeBSD [unknown version] |
| 11 | 408 | 0.54 | 123 | 2.04 | Windows CE |
| 12 | 368 | 0.49 | 126 | 2.09 | +http://www.bing.com/bingbot.htm |
| 13 | 363 | 0.48 | 142 | 2.36 | Auto; Windows |
| 14 | 355 | 0.47 | 4 | 0.07 | Windows XP |
| 15 | 335 | 0.44 | 64 | 1.06 | +http://www.google.com/bot.html |
| 16 | 334 | 0.44 | 129 | 2.14 | MSIE 5.5; Windows NT 4.0 |
| 17 | 327 | 0.43 | 132 | 2.19 | MSIE 5.5; Windows NT 5.0 |
| 18 | 325 | 0.43 | 109 | 1.81 | Windows ME |
| 19 | 323 | 0.43 | 131 | 2.17 | Windows 2000 |
| 20 | 322 | 0.43 | 57 | 0.95 | +http://yandex.com/bots |
| 21 | 314 | 0.42 | 90 | 1.49 | Windows 3.1 |
| 22 | 305 | 0.40 | 134 | 2.22 | ) - BrowseX (2.0.0 Windows |
| 23 | 212 | 0.28 | 0 | 0.00 | Macintosh |
| 24 | 147 | 0.19 | 39 | 0.65 | +http://www.exabot.com/go/robot |
| 25 | 56 | 0.07 | 2 | 0.03 | Linux i686 [unknown version] |
| 26 | 48 | 0.06 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 27 | 47 | 0.06 | 0 | 0.00 | Solaris 2.4.x |
| 28 | 46 | 0.06 | 23 | 0.38 | ezooms.bot@gmail.com |
| 29 | 36 | 0.05 | 0 | 0.00 | OS/2 |
| 30 | 32 | 0.04 | 7 | 0.12 | MirrorDetector; +http://yandex.com/bots |
| 31 | 23 | 0.03 | 5 | 0.08 | X11 |
| 32 | 8 | 0.01 | 2 | 0.03 | +http://www.openindex.io/en/webmasters/s... |
| 33 | 8 | 0.01 | 4 | 0.07 | +http://snipebot.com/bot.html |
| 34 | 8 | 0.01 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 35 | 6 | 0.01 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 36 | 5 | 0.01 | 3 | 0.05 | +http://go.mail.ru/help/robots |
| 37 | 5 | 0.01 | 2 | 0.03 | Android 2.3.5 |
| 38 | 4 | 0.01 | 0 | 0.00 | Android 2.2.1 |
| 39 | 3 | 0.00 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 40 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 41 | 2 | 0.00 | 2 | 0.03 | +info@netcraft.com |
