54.80.203.92上的网站：
绑定过的域名如下：
2024-07-12-----2024-07-12 id.duolingo.com
2024-06-12-----2024-07-10 www.duolingo.com
2024-06-11-----2024-07-07 uk.duolingo.com
2024-06-25-----2024-06-25 ko.duolingo.com
2024-06-12-----2024-06-12 schools.duolingo.com
2024-07-12-----2024-07-12 id.duolingo.com
2024-06-12-----2024-07-10 www.duolingo.com
2024-06-11-----2024-07-07 uk.duolingo.com
2024-06-25-----2024-06-25 ko.duolingo.com
2024-06-12-----2024-06-12 schools.duolingo.com