详细英文注册信息如下：
Domain Name: njpku.cn ROID: 20230130s10001s51063386-cn Domain Status: clientTransferProhibited Registrant: 郭娟 Registrant Contact Email: r7109qhf@temporary-mail.net Sponsoring Registrar: Web Commerce Communications Limited Name Server: b.share-dns.net Name Server: a.share-dns.com Registration Time: 2023-01-30 06:30:48 Expiration Time: 2026-01-30 06:30:48 DNSSEC: unsigned