| Used Operating Systems |
| 1 | 1252 | 22.12 | 892 | 49.15 | +http://www.baidu.com/search/spider.html |
| 2 | 854 | 15.09 | 19 | 1.05 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 707 | 12.49 | 63 | 3.47 | +http://yandex.com/bots |
| 4 | 494 | 8.73 | 157 | 8.65 | +http://www.google.com/bot.html |
| 5 | 482 | 8.52 | 119 | 6.56 | ezooms.bot@gmail.com |
| 6 | 419 | 7.40 | 121 | 6.67 | Windows NT |
| 7 | 280 | 4.95 | 279 | 15.37 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 251 | 4.43 | 2 | 0.11 | Windows 98 |
| 9 | 250 | 4.42 | 1 | 0.06 | +http://www.warebay.com/bot.html |
| 10 | 249 | 4.40 | 113 | 6.23 | +http://ahrefs.com/robot/ |
| 11 | 155 | 2.74 | 5 | 0.28 | http://crawler.sistrix.net/ |
| 12 | 148 | 2.61 | 12 | 0.66 | +http://www.bing.com/bingbot.htm |
| 13 | 78 | 1.38 | 16 | 0.88 | +http://www.exabot.com/go/robot |
| 14 | 14 | 0.25 | 5 | 0.28 | Windows 95 |
| 15 | 12 | 0.21 | 3 | 0.17 | Linux i686 [unknown version] |
| 16 | 4 | 0.07 | 2 | 0.11 | Windows 2000 |
| 17 | 4 | 0.07 | 1 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 18 | 3 | 0.05 | 2 | 0.11 | Windows XP |
| 19 | 3 | 0.05 | 2 | 0.11 | +info@netcraft.com |
| 20 | 1 | 0.02 | 1 | 0.06 | Linux 2.0.x |
