详细英文注册信息如下：
Domain Name: sifk.cn ROID: 20230204s10001s51090230-cn Domain Status: ok Registrant: 许壮 Registrant Contact Email: qf199299@gmail.com Sponsoring Registrar: 江苏邦宁科技有限公司 Name Server: jm1.dns.com Name Server: jm2.dns.com Registration Time: 2023-02-04 04:06:22 Expiration Time: 2025-02-04 04:06:22 DNSSEC: unsigned