[dns-operations] a dot at the end of SPF host

Jeroen Massar jeroen at massar.ch
Tue Sep 3 11:49:49 UTC 2019

On 2019-09-03 04:07, Wesley Peng wrote:
> Hello
> I am always strange that why there is not a "." at the end of SPF host?

Because SPF records always include the full hostname (FQDN), not a label relative to the domain it is defined in.
Noting also that the text string does not have any knowledge of the $ORIGIN it is in.

See also the discussion in:


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