spf ent txt records.
lists at hireahit.com
Wed Mar 13 21:43:31 UTC 2013
On 3/13/2013 05:09, G.W. Haywood wrote:
>> Ref. : Early implementations used TXT records 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, 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.
> The SPF type RR seems to me to be dying. Hardly anyone uses it.
This is very true. I updated my management interface to encourage "SPF"
records, and to automatically create matching TXT records, but only
because it's easier to sanity check when I know the intent is SPF.
I almost wouldn't bother with SPF records these days though, except that
the code was already written.
More information about the bind-users