[Postfix-br] Must issue a STARTTLS command first

[Marcelo Terres]

Voce jah tentou testar usando telnet?

Abracos,

Marcelo H. Terres <mhterres at gmail.com>
IM: mhterres at jabber.mundoopensource.com.br
https://www.mundoopensource.com.br
https://twitter.com/mhterres
https://linkedin.com/in/marceloterres


On Wed, 6 Jun 2018 at 18:36, Carlos Celio <ccelio at bugoff.com.br> wrote:

> Senhores:
>
>
> Há cerca de 15 dias os e-mails enviados para o "santander.com.br"
> começaram ser recusados com o retorno:
>
> "(host mail3.santander.com.br[200.220.180.176] said: 530 #5.7.0 Must
> issue a STARTTLS command first (in reply to MAIL FROM command))"
>
>
> Os demais destinatários estão funcionando corretamente, incluído gmail.com,
> outlook.com... e as regras de SPF, DKIM, DMARC está
>
> devidamente configuradas.
>
>
> O Santander afirma não haver nenhum bloqueio.
>
>
> Alguém já passou por esse tipo de problema, alguma ideia?
>
>
> Obrigado
>
>
>
> --
> _______________________________________________
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> Postfix-br at listas.softwarelivre.org
> https://listas.softwarelivre.org/cgi-bin/mailman/listinfo/postfix-br
>
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