Hello Hugo, You can try looking at your zone files for SPF records and/or TXT containing spf stuff.
You con implement SPF records as you wish. Maybe you can take a look at: http://www.zytrax.com/books/dns/ch9/spf.html Saludos / Regards Leonardo Santagostini <http://ar.linkedin.com/in/santagostini> 2013/3/13 hugo hugoo <hugo...@hotmail.com> > Dear all, > > > > I received the following question and I am not able to aswer as spf > records are still mysterious to me. > > We are using BIND 9.7. > > > > Thanks in advance for your answers, > > > > Hugo, > > > > > > > > Does our DNS-server support SPF-type records? Or do we put SPF-info in a > TXT-record?****** > > ** ** > > *Ref. : > *Early implementations used TXT > records<http://en.wikipedia.org/wiki/TXT_record>for implementation before the > new record type was commonly available in DNS > software. Use of TXT records for SPF was intended as a transitional > mechanism. However, according to the current RFC, RFC > 4408<http://tools.ietf.org/html/rfc4408>, > section 3.1.1, "An SPF-compliant domain name SHOULD have SPF records of > both RR types. A compliant domain name MUST have a record of at least one > type," and as such, TXT record use is not > deprecated.[2]<http://en.wikipedia.org/wiki/Sender_Policy_Framework#cite_note-2> > **** > > ** ** > > _______________________________________________ > Please visit https://lists.isc.org/mailman/listinfo/bind-users to > unsubscribe from this list > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users >
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