using acls in also-notify doesn't work -- alternative?

Danny Mayer mayer at
Fri Nov 12 03:08:42 UTC 2004

At 11:17 PM 11/9/2004, Phil Dibowitz wrote:
> > Can you back up and explain why you think you need also-notify?
> > If the nameserver is listed in a NS record in the zone it will always
> > be notified if the zone changes whether or not you have an  also-notify.
> > If they are not in the list of NS records why do you think you need to
> > transfer zones to them?
>I have NS records for all our external facing DNS servers. We also have a
>handful of DNS servers that we don't want NS records for such as servers that
>have a DNS server for themselves so they don't rely on anyone else... and a
>handful of other recursive servers.

There's no real good reason to do it that way. Those servers can always
find the nameservers for those zones and make the queries. They don't
need the zone. If it were otherwise nameservers on the Internet would have
collapsed from the load a long time ago.


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