详细英文注册信息如下：
Domain Name: langlan.com.cn ROID: 20240802s10011s98176573-cn Domain Status: ok Registrant: 杜欣 Registrant Contact Email: arthursdevin02@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: 2024-08-02 20:22:45 Expiration Time: 2025-08-02 20:22:45 DNSSEC: unsigned