Domain Name: sigma-rt.com.cn ROID: 20070105s10011s17627548-cn Domain Status: ok Registrant: 成都杰华科技有限公司 Registrant Contact Email: domain@51web.com Sponsoring Registrar: 阿里云计算有限公司（万网） Name Server: ns.cdnhost.cn Name Server: ns.dnsfamily.com Registration Time: 2007-01-05 17:35:37 Expiration Time: 2025-01-05 17:35:37 DNSSEC: unsigned
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