[Mailman-Users] From Header Changed
dap1 at bellsouth.net
Mon Feb 25 14:26:57 CET 2013
I guess I'm not surprised either. Unfortunately with ISPs blocking
outgoing SMTP there are few alternatives. I wonder if any of the pay
SMTP servers would work any better.
On 2/24/2013 8:45 PM, Mark Sapiro wrote:
> On 2/24/2013 12:48 PM, Dennis Putnam wrote:
>> It appears that hotmail offers a free relay. Is that a viable alternative?
> I tested two more freemail servers, AOL (smtp.aim.com) and Hotmail
> (smtp.live.com). Neither of these is viable as a Mailman outbound relay.
> AOL refuses to accept the mail unless both the envelope sender and the
> From: header address are addresses associated with the authenticating
> AOL/AIM account. In addition, AOL's server says this in it's reply to
> the connect:
> 220-mtaout-ma03.r1000.mx.aol.com ESMTP MUA/Third Party Client Interface
> 220-AOL and its affiliated companies do not
> 220-authorize the use of its proprietary computers and computer
> 220-networks to accept, transmit, or distribute unsolicited bulk
> 220-e-mail sent from the internet.
> 220-Effective immediately:
> 220-AOL may no longer accept connections from IP addresses
> 220 which no reverse-DNS (PTR record) assigned.
> If you have an appropriate reverse-DNS, you probably should just be
> sending directly and not through a smarthost.
> Hotmail is a bit worse than Gmail. It accepts the mail but rewrites both
> the envelope sender and the From: including display name to the address
> and display name associated with the authenticating Hotmail/Live
> Mail/Outlook.com account. This differs from Gmail in that Gmail rewrites
> only the address in From: and not the display name.
> None of this is surprising to me. I think all large ISPs take similar
> measures in an attempt to avoid relaying spam with spoofed senders.
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