nanog mailing list archives

Re: ICANN to allow commercial gTLDs


From: Jay Ashworth <jra () baylink com>
Date: Fri, 17 Jun 2011 18:33:12 -0400 (EDT)

----- Original Message -----
From: "Fred Baker" <fred () cisco com>

Yes. Since ICANN was formed, they have periodically come to the IETF
to ask how many TLDs we thought the system could support. On the basis
of the SLD count (if example.com is a domain name and ".com" is a TLD,
"example" is an SLD) within recognized gTLDs like .com, I would have
to say that a properly maintained database can handle a very large
number of names in a flat name space. That said, that does not imply
that the DNS should be replaced with a flat namespace; there's this
"scaling" thing that competent people think about.

What I told them, periodically, as IETF Chair, was that the number of
TLDs in the network was largely a business discussion. If a potential
TLD came forth with a business plan that made sense, fine, and if the
business plan didn't pencil out, there was no sense in adding the TLD.
Given the number of times they asked, that wasn't a satisfactory
response; they wanted a number.

In this case, I would look at it this way. Imagine that ICANN wanted
to go into the business of selling SLDs in competition with .com etc.
How would they go about it? There are two obvious ways: they could
create a new TLD such as ".icann" and sell names like "example.icann".
Or, the could start selling TLDs on the open market. The really nice
thing from their perspective would be that they don't need to maintain
the database, bandwidth, or putzpower needed to supply the service -
they already have a set of root zone operators that have volunteered
to do so. So, they make money on the names and deliver the service for
free.

And that's fine... but it still doesn't forsee the idea that a registry
*could be it's own -- and only -- client*.

For me, the engineering problem remains *single-component FQDNs*.  I
can't itemize the code they'll break, but I'm quite certain there's a lot.

Cheers,
-- jra
-- 
Jay R. Ashworth                  Baylink                       jra () baylink com
Designer                     The Things I Think                       RFC 2100
Ashworth & Associates     http://baylink.pitas.com         2000 Land Rover DII
St Petersburg FL USA      http://photo.imageinc.us             +1 727 647 1274


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