Email Authentication

optimum.net

SPF

pass

Declares which servers may send mail for this domain.

v=spf1 ip4:167.206.4.192/27 ip4:65.20.63.0/24 ip4:66.179.105.0/24 ~all

none

Cryptographic signature on outbound mail (selector: none).

No record published.

warning

Tells receivers what to do with mail that fails SPF/DKIM. Policy: none.

v=DMARC1;p=none

10 mx.altice.prod.cloud.openwave.ai