Re: [dns-wg] "adding IPv6 glue to root zone" document

[Ronald van der Pol <]

On Thu, Nov 13, 2003 at 17:06:14 +0100, Mohsen Souissi wrote:

> Hi,
> 
> Thanks very much for that document. It is very useful for the
> community.
> 
> I have only 2 comments concerning Appendix A:

Thanks for your comments.

> 1) Among the 39 mentioned name servers, why are there duplicates (same
> names with the same addresses, see for example d.dns.jp (3 times) or
> ns.nic.ir (2 times) ?

Oops. Seems like I forgot a uniq(1). The result with respect to drops
still stands, but the 39 figure is actually less.

> 2) As far as I know, the IPv4-mapped IPv6 addresses are irrelevant in
> this context (see *.dotdm.net et *.netdns.com), do these name servers
> have regular (2001 or 3ffe) IPv6 addresses ?

We queried the auth nameservers for those. They only report mapped
addresses, no global addresses. Why are these mapped addresses irrelevant
in this context? They show up in the additional section.

> On the other hand, I would like to share with you the follwing
> document which focuses on DNS response size calculation (from root
> servers) and name compression for TLDs with IPv6 taken into account. A
> part of the document sections deal with the general case, so they can
> apply to any TLD. The remaining sections contain calculations for .FR
> and may be easily extended to any other TLD.  If you have any comment,
> suggestion or correction, don't hesitate to send them to:
> ipv6tech@localhost.
> 
> Please find the document at:
> 
> http://w6.nic.fr/dnsv6/dns-resp-size-and-name-compression

I will have a look at it.

	rvdp