domain name: 731.net.cn roid: 20210129s10021s10329543-cn domain status: ok registrant: 黄梅 registrant contact email: 50317349@qq.com sponsoring registrar: 阿里云计算有限公司(万网) name server: dns21.hichina.com name server: dns22.hichina.com registration time: 2021-01-29 04:05:10 expiration time: 2025-01-29 04:05:10 dnssec: unsigned