详细英文注册信息如下：
Domain Name: kaoa.cn ROID: 20100731s10001s87586845-cn Domain Status: clientTransferProhibited Registrant: 周清 Registrant Contact Email: 358616996@qq.com Sponsoring Registrar: 厦门易名科技股份有限公司 Name Server: ns4.dns.com Name Server: ns3.dns.com Registration Time: 2010-07-31 09:03:01 Expiration Time: 2025-07-31 09:03:00 DNSSEC: unsigned