Email Authentication

sprint.com

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 include:t-mobile.com -all

none

Cryptographic signature on outbound mail (selector: none).

No record published.

pass

Tells receivers what to do with mail that fails SPF/DKIM. Policy: reject.

v=DMARC1; p=reject; rua=mailto:dmarc_reports@sprint.com; ruf=mailto:dmarc_reports@sprint.com; rf=afrf; sp=none; fo=1; pct=100; adkim=r; aspf=r

10 sprint-com.mail.protection.outlook.com