| Used Operating Systems |
| 1 | 9404 | 53.78 | 2005 | 34.29 | Windows NT |
| 2 | 3276 | 18.73 | 2461 | 42.08 | +http://www.baidu.com/search/spider.html |
| 3 | 1045 | 5.98 | 255 | 4.36 | +http://www.google.com/bot.html |
| 4 | 903 | 5.16 | 352 | 6.02 | +http://ahrefs.com/robot/ |
| 5 | 585 | 3.35 | 189 | 3.23 | ezooms.bot@gmail.com |
| 6 | 533 | 3.05 | 117 | 2.00 | +http://yandex.com/bots |
| 7 | 398 | 2.28 | 50 | 0.85 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 381 | 2.18 | 153 | 2.62 | +http://www.bing.com/bingbot.htm |
| 9 | 304 | 1.74 | 4 | 0.07 | http://crawler.sistrix.net/ |
| 10 | 249 | 1.42 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 11 | 96 | 0.55 | 85 | 1.45 | Windows 95 |
| 12 | 70 | 0.40 | 21 | 0.36 | Windows 98 |
| 13 | 54 | 0.31 | 14 | 0.24 | +http://www.exabot.com/go/robot |
| 14 | 31 | 0.18 | 25 | 0.43 | Windows 3.1 |
| 15 | 30 | 0.17 | 10 | 0.17 | Windows XP |
| 16 | 25 | 0.14 | 24 | 0.41 | MSIE 5.5; Windows NT 5.0 |
| 17 | 24 | 0.14 | 23 | 0.39 | Windows CE |
| 18 | 20 | 0.11 | 19 | 0.32 | MSIE 5.5; Windows NT 4.0 |
| 19 | 19 | 0.11 | 19 | 0.32 | Windows 2000 |
| 20 | 18 | 0.10 | 17 | 0.29 | Windows ME |
| 21 | 9 | 0.05 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 22 | 4 | 0.02 | 0 | 0.00 | X11 |
| 23 | 4 | 0.02 | 0 | 0.00 | Macintosh |
| 24 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 25 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 26 | 1 | 0.01 | 1 | 0.02 | +http://www.profound.net/sibot.html |
