Is SBCGlobal.net still a valid email address? gsgbfdgd

https://tabellaesupport.microsoftcrmportals.com/forums/general-discussion/12e6f081-3bcc-ef11-a81b-7c1e52214719https://tabellaesupport.microsoftcrmportals.com/forums/general-discussion/12e6f081-3bcc-ef11-a81b-7c1e52214719