Email Authentication

rt.com

SPF

warning
Declares which servers may send mail for this domain.
v=spf1 redirect=_spf.yandex.net

DKIM

pass
Cryptographic signature on outbound mail (selector: mail).
v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDDNoRq9pAdjCf26lHoh7hwsBHqBSLggLs9c5bgV0bhAVQ4mZJhY1wkl9TzJnALulUKdpSI8Ec3CkzBuF/knAhtwHbZlAeDbBOkmwitPo8mFU1mIsXBnQU1N7jkhnVjZjdGDtsUHNt5tFAyePSdDT8BJgnStxN3aqlM/Oa7u8tt3QIDAQAB

DMARC

pass
Tells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1;p=quarantine;sp=reject;adkim=s;aspf=s;pct=100;rua=mailto:admin@rt.com;ruf=mailto:admin@rt.com

Mail Servers (MX)

10 mx.yandex.net