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Re: is hotmail blocking mail or does "soft fail" mean something else?

From: Ardi (techturbomail.org)
Date: Mon Dec 03 2007 - 20:41:00 CST


mouss 写道:
> Chris Withers wrote:
>
>> Victor Duchovni wrote:
>>
>>> Often forwarding to /dev/null is just as effective. They should switch
>>> to a more reliable provider if they don't want to lose email.
>>>
>> Believe it or not, they're not that fussed ;-)
>> (I, however, would prefer it if I wasn't responsible for mail going
>> missing...)
>>
>>
>
> nobody is attacking anybody. it's "just the facts, m'aam". In their
> battle against spam, hotmail have their owns methods, the worst of which
> is discarding mail instead of rejecting the transaction or putting the
> message in a Junk folder.
>
> If I send a message to myself (address at hotmail) from two boxes, both
> of which being listed in the SPF record for the domain, one is always
> delivered, and the other is always discarded (disapperas, no trace...).
> This has a name: the service is not reliable. point.
>
>
>>> On the other hand, if you forward everything, without reasonably
>>> effective
>>> spam filtering, you can expect collateral damage even for clean mail sent
>>> to the domain in question. Such forwarding arrangements are increasingly
>>> more difficult to maintain.
>>>
>> I use MessageLabs for filtering, so it'll be pretty good...
>>
>>
>
> the problem is that if they miss some spam, ...
>
> The issue of forwarding is that the forwarder and the final site don't
> have the same filter settings.
>
>
>>> You are not (as expected) listed in the SPF records for myspace.com,
>>> but they (myspace) reasonably use ~all, not -all.
>>>
>> What's the different between ~all and -all?
>>
>>
>
> openspf.org would have told you. ~all is for "testing" ("I am not sure
> if my mail could be sent from other hosts").
>
>
>
>>> Even if Hotmail returns 250 without the additional warning text, the
>>> message may be discarded.
>>>
>> Well, I guess I'll make the intended recipient aware next time I see him
>> face to face :-)
>>
>
> after all, if their mail is lost by hotmail, it's their problem ;-p
>
>
>
>
>
>
Who do know spam strategy of hotmail? because hotmail reject my most
normail email.

Regards
Ardi