On 4/21/23 15:02, Frank Habicht wrote:
I would say the absence of reverse DNS tells useful info to receiving MTAs - to preferably not accept.
As does a randomly-generated one... Mark.
On 4/21/23 15:02, Frank Habicht wrote:
I would say the absence of reverse DNS tells useful info to receiving MTAs - to preferably not accept.
As does a randomly-generated one... Mark.