To brand the tenant professionally:

Result: Emails now from @HopTechOne.com (e.g., JohnHopkins@HopTechOne.com).

Registration: Namecheap (~$10/year) with Stellar hosting ($3/month) and free SSL.

Verification: Added TXT record (MS=ms????????) in Advanced DNS; fixed CNAME for www.

Email: Added MX, CNAME (autodiscover), SPF TXT; set as primary domain.

Challenges: Propagation delays (24–48 hours), Namecheap lockout (resolved via support).

Key Takeaway:

DNS troubleshooting (MX Toolbox, WhatsMyDNS.net) is crucial; custom domains enhance portfolios.