Re: IPv6 DNS records with dns_*() functions

From: Date: Sun, 08 Aug 2004 16:47:52 +0000
Subject: Re: IPv6 DNS records with dns_*() functions
References: 1 2 3  Groups: php.internals 
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> > It is actually the other way around. AAAA is the official standard and > > A6 is deprecated for years. > > > hmm, from http://www.dns.net/dnsrd/rfc/ i get the same idea, > yet on other > websites it is mentioned sometimes that A6 is the "new" AAAA.. .pretty > weird.. > > if both are used in practice tho, i think PHP should parse them both, don't > you think? > I saw one reference to preferred order of resolution being A => A6 => AAAA which implies that A6 has a higher order of preference than AAAA. Also, the DNS record type number for A6 is higher than AAAA, again indicating that AAAA preceeded A6 in adoption. In either event, as Ron states, there's no harm in covering 'em all. -Sara

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