Advisory — D-root is changing its IPv4 address on the 3rd of January.

Jason Castonguay castongj at
Fri Dec 14 20:37:10 UTC 2012

On 12/14/2012 03:12 PM, Jean-Francois Mezei wrote:
> On 12-12-14 15:13, Jason Castonguay wrote:
>> I've given 3 weeks + 6 months (at least) notice on a service change that
>> will not be noticed by most anyone.  
> Upon hearing your announcement, I went and dig myself a new root.hints
> file from one of the root servers. the "D" root is still pointing to the
> old address. So I had to go in and manually edit the root.hints file
> myself. I blame you for all that extra work :-)
> Would there be any impact to having the root servers immediatly provide
> the new IP for the D server so that a
> dig ns . > root.hints  would yield the new updated
> file ?
> I realise that keeping the old IP functional for some time is important
> for all the static configurations. But does it matter if a dynamic list
> is updated "real time" without much advance warning ?
Hi Jean-Francois,

On the 3rd you should be able to dig and see the new entry, like the
dynamic list you have mentioned.


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