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Re: BATV pseudo-Last Call

2008-05-18 09:11:34

At 02:19 18-05-2008, Peter J. Holzer wrote:
Speaking of validation, there is one interoperability issue the draft
doesn't mention: Mail address verification by SMTP callout. For
verification of envelope senders this works fine, but there are other
applications where a mail address needs to be verified:

This is a general comment on address verification and not about whether it should be done or not.

There was a time when it was recommended to disable VRFY to prevent address verification. Nowadays we get around that with SMTP callouts. Such a practice goes against the explicit policy of the receiving MTA.

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