NS record for the @ entry

[Mark_Andrews at isc.org]

> Does anyone know why there must be a NS record for the @ entry ?
> As my understanding, the NS record is pointing to the local machine
> and it is the local machine the SOA for this zone, so why is the NS
> record still necessary for the @ entry ???

	Because that is the definition of a zone.  All zones contain
	a SOA record and a NS RRset at the top of a zone.  NS records
	in parent zones are supposed to be *copies* of the child zones
	NS records.

	Mark
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org