whois/dec.comについて、ここに記述してください。
https://gigaom.com/2014/07/11/throwback-friday-digital-com-and-dec-com-domain-names-go-on-the-block/
The Registry database contains ONLY .COM, .NET, .EDU domains and Registrars. Domain Name: DEC.COM Registry Domain ID: 5002662_DOMAIN_COM-VRSN Registrar WHOIS Server: whois.godaddy.com Registrar URL: http://www.godaddy.com Update Date: 2014-09-19 12:43:42 Creation Date: 1985-09-29 23:00:00 Registrar Registration Expiration Date: 2017-09-28 23:00:00 Registrar: GoDaddy.com, LLC Registrar IANA ID: 146 Registrar Abuse Contact Email: abuse@godaddy.com Registrar Abuse Contact Phone: +1.480-624-2505 Domain Status: clientTransferProhibited Domain Status: clientUpdateProhibited Domain Status: clientRenewProhibited Domain Status: clientDeleteProhibited Registry Registrant ID: Registrant Name: Registration Private Registrant Organization: Domains By Proxy, LLC Registrant Street: DomainsByProxy.com Registrant Street: 14747 N Northsight Blvd Suite 111, PMB 309 Registrant City: Scottsdale Registrant State/Province: Arizona Registrant Postal Code: 85260 Registrant Country: United States Registrant Phone: +1.4806242599 Registrant Phone Ext: Registrant Fax: +1.4806242598 Registrant Fax Ext: Registrant Email: DEC.COM@domainsbyproxy.com Registry Admin ID: Admin Name: Registration Private Admin Organization: Domains By Proxy, LLC Admin Street: DomainsByProxy.com Admin Street: 14747 N Northsight Blvd Suite 111, PMB 309 Admin City: Scottsdale Admin State/Province: Arizona Admin Postal Code: 85260 Admin Country: United States Admin Phone: +1.4806242599 Admin Phone Ext: Admin Fax: +1.4806242598 Admin Fax Ext: Admin Email: DEC.COM@domainsbyproxy.com Registry Tech ID: Tech Name: Registration Private Tech Organization: Domains By Proxy, LLC Tech Street: DomainsByProxy.com Tech Street: 14747 N Northsight Blvd Suite 111, PMB 309 Tech City: Scottsdale Tech State/Province: Arizona Tech Postal Code: 85260 Tech Country: United States Tech Phone: +1.4806242599 Tech Phone Ext: Tech Fax: +1.4806242598 Tech Fax Ext: Tech Email: DEC.COM@domainsbyproxy.com Name Server: NS13.DOMAINCONTROL.COM Name Server: NS14.DOMAINCONTROL.COM DNSSEC: unsigned