详细英文注册信息如下：
Domain Name: yfnu.cn ROID: 20240414s10001s56917745-cn Domain Status: clientTransferProhibited Domain Status: clientHold Registrant: 顾然 Registrant Contact Email: daniuvip@outlook.com Sponsoring Registrar: 上海美橙科技信息发展有限公司 Name Server: ns7.alidns.com Name Server: ns8.alidns.com Registration Time: 2024-04-14 04:06:06 Expiration Time: 2025-04-14 04:06:06 DNSSEC: unsigned