详细英文注册信息如下：
Domain Name: tiechong.cn ROID: 20210207s10001s34268223-cn Domain Status: ok Registrant: 蔺敏敏 Registrant Contact Email: 2560396608@qq.com Sponsoring Registrar: 阿里云计算有限公司（万网） Name Server: dns15.hichina.com Name Server: dns16.hichina.com Registration Time: 2021-02-07 04:05:02 Expiration Time: 2025-02-07 04:05:02 DNSSEC: unsigned