详细英文注册信息如下：
Domain Name: chainuan.cn ROID: 20241106s10001s61927095-cn Domain Status: ok Registrant: 孙永 Registrant Contact Email: sandigougouhahaha@outlook.com Sponsoring Registrar: 北京新网数码信息技术有限公司 Name Server: dm2.dns.com Name Server: dm1.dns.com Registration Time: 2024-11-06 04:38:21 Expiration Time: 2025-11-06 04:38:21 DNSSEC: unsigned