[GTER] Microsoft empurrando SenderID. sera verdade?

[Alexandre Gorges]

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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