详细英文注册信息如下：
Domain Name: bangduo.com.cn ROID: 20240820s10011s98238190-cn Domain Status: ok Registrant: 李家宽 Registrant Contact Email: cnbeidfeng@gmail.com Sponsoring Registrar: 阿里云计算有限公司（万网） Name Server: now2.dns.com Name Server: now1.dns.com Registration Time: 2024-08-20 08:36:30 Expiration Time: 2025-08-20 08:36:30 DNSSEC: unsigned