[GTER] Microsoft empurrando SenderID. sera verdade?

Jeronimo Zucco jczucco at ucs.br
Fri Apr 4 16:37:30 -03 2008


    Tenta dar uma olhada em http://postmaster.msn.com

Alexandre Gorges wrote:
> Que estranho. no servidor os emails para o hotmail mostram a mensagem do 
> sender ID.
>
>
> []´s
> Alexandre Gorges
> http://algorges.blogspot.com
>
> ----- Original Message ----- 
> From: "Jeronimo Zucco" <jczucco at ucs.br>
> To: "Grupo de Trabalho de Engenharia e Operacao de Redes" 
> <gter at eng.registro.br>
> Sent: Friday, April 04, 2008 8:25 PM
> Subject: Re: [GTER] Microsoft empurrando SenderID. sera verdade?
>
>
>     Testei aqui tentando forjar o domínio do remetente e não obtive esse
> log:
>
> $ telnet mx2.hotmail.com. 25
> Trying 65.54.244.168...
> Connected to mx2.hotmail.com (65.54.244.168).
> Escape character is '^]'.
> 220 bay0-mc1-f17.bay0.hotmail.com Sending unsolicited commercial or bulk
> e-mail to Microsoft's computer network is prohibited. Other restrictions
> are found at http://privacy.msn.com/Anti-spam/. Violations will result
> in use of equipment located in California and other states. Fri, 4 Apr
> 2008 12:20:34 -0700
>
> helo hotmail.com
> 250 bay0-mc1-f17.bay0.hotmail.com (3.5.0.22) Hello [200.233.31.232]
>
> mail from:teste at gmail.com
> 250 teste at gmail.com....Sender OK
> rcpt to:postmaster at hotmail.com
>
> 250 jczucco at hotmail.com
> data
> 354 Start mail input; end with <CRLF>.<CRLF>
> teste
> .
>
> 250 <BAY0-MC1-F17eUPLKnM000c927c at bay0-mc1-f17.bay0.hotmail.com> Queued
> mail for delivery
>
>
>
>
>
> Alexandre Gorges wrote:
>   
>> Bom a noticia pode ser antiga. mas o erro no servidor de email é de agora.
>>
>> Apr 4 15:28:46 smtpout postfix/smtp[29158]: 04CD74012BFE:
>> to=<xxxxx at hotmail.com>, relay=mx2.hotmail.com[65.54.244.168]:25, 
>> delay=3.1,
>> delays=0.51/1.1/0.68/0.73, dsn=2.0.0, status=sent (250 mail from IP
>> xxx.xxx.xxx.xxx soft failed sender ID check. Please ensure this IP is
>> authorized to send mail on behalf of [hotmail.com])
>>
>>
>>
>>
>> ----- Original Message ----- 
>> From: "Jeronimo Zucco" <jczucco at ucs.br>
>> To: "Grupo de Trabalho de Engenharia e Operacao de Redes"
>> <gter at eng.registro.br>
>> Sent: Friday, April 04, 2008 8:08 PM
>> Subject: Re: [GTER] Microsoft empurrando SenderID. sera verdade?
>>
>>
>>     Essa notícia é antiga (2005). Na época a Microsoft havia proposto o
>> protocolo sender id, mas ela perdeu a batalha para o SPF, que faz
>> praticamente a mesma coisa. E pelo o que eu sei, o hotmail usa sim a
>> verificação SPF (o que, IMHO, todo mundo deveria fazer).
>>
>>
>>
>>     
>
>
>   


-- 
Jeronimo Zucco
LPIC-1 Linux Professional Institute Certified
Núcleo de Processamento de Dados
Universidade de Caxias do Sul

http://jczucco.blogspot.com





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