4 ms·
you can check that the envelop and message sender header match at the mx level and let spf handle the rest
by LoSboccacc 6y ago
you can check that the envelop and message sender header match at the mx level and let spf handle the rest
- networkimprov 6y agoThere is no authentication of the John Doe part of John Doe <not.john.doe@example.com>
- LoSboccacc 6y agoDMARC