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Re^2: Determine if domain is actually used for email

by MidLifeXis (Monsignor)
on Oct 04, 2011 at 18:27 UTC ( [id://929635]=note: print w/replies, xml ) Need Help??


in reply to Re: Determine if domain is actually used for email
in thread Determine if domain is actually used for email

I believe that an A record, if an MX record does not exist, is also valid. See section 5 of http://www.ietf.org/rfc/rfc2821.txt.

--MidLifeXis

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