Many thanks brian

Regards
SAI

Le mer. 4 sept. 2019 à 12:02, Brian Candler <b.cand...@pobox.com> a écrit :

> On 04/09/2019 10:50, seddik alaoui ismaili wrote:
>
> If we disable the MOMO.COM on DNS serveur firstly, there will be an
> impact for the other domains we will migrate after ?
>
> First, you create MOMO.COM on route53, with identical zone contents.
>
> Then you change the registrar to point to route53's nameservers.
>
> Then you wait for at least 48 hours.  At this point, no queries for *.
> MOMO.COM (including NS1.MOMO.COM/NS2.MOMO.COM) should be arriving at your
> nameservers.
>
> Then you could delete MOMO.COM from our own nameservers if you wish - or
> you can just leave it there, it doesn't matter.
>
> At this point, any other domains which use NS1/2.MOMO.COM will still be
> working as before.  They will still be delegated to NS1/2.MOMO.COM.  DNS
> lookups to resolve NS1/2.MOMO.COM to A/AAAA records will still work -
> those lookups will be querying route53's nameservers.  But the actual
> queries for those other domains will still arrive at NS1/2.MOMO.COM
>
> The important thing is: when you create the MOMO.COM domain on route53,
> don't change the contents.  Most importantly, leave NS1/2.MOMO.COM
> pointing to your existing powerDNS servers - since your other domains
> depend on being able to resolve NS1/2.MOMO.COM.
>
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