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Re: DNS question, null MX records
- From: Tony Finch
- Date: Wed Dec 16 06:59:51 2009
On Wed, 16 Dec 2009, Mark Andrews wrote:
> Douglas Otis wrote:
> >
> > One might instead consider using:
> >
> > example.com. IN MX 0 192.0.2.0
> > IN MX 10 192.0.2.1
> > ...
> > IN MX 90 192.0.2.9
>
> Which will expand to:
>
> example.com. IN MX 0 192.0.2.0.example.com.
> IN MX 10 192.0.2.1.example.com.
> ....
> IN MX 90 192.0.2.9.example.com.
>
> MX records DO NOT take IP addresses.
Or if he puts in the trailing dot it'll still cause the root server
traffic he was trying to avoid.
Tony.
--
f.anthony.n.finch <dot@dotat.at> http://dotat.at/
GERMAN BIGHT HUMBER: SOUTHWEST 5 TO 7. MODERATE OR ROUGH. SQUALLY SHOWERS.
MODERATE OR GOOD.
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