From: Arturo 'Buanzo' Busleiman (buanzobuanzo.com.ar)
Date: Tue May 20 2008 - 15:42:06 CDT

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Bahadir Tonguc / Supramar wrote:
| My ISP has mx records for its own and also for my office server
[...]
| It seems we have done some wrong with spf records. Is below okay ?

If the MX records are the only servers who are supposed to send eMail as domain.com, then this spf
records suffices:
"v=spf1 mx -all"

No need to be redundant. But it's usually better if you provide a real domain name instead of
"domain.com".

- --
Arturo "Buanzo" Busleiman
Reliable inter-continental Mail Relay Service - Ask me!
Independent Security Consultant - SANS - OISSG
http://www.buanzo.com.ar/pro/
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