[dns-operations] A survey of the actual use of DNS options?

[Stephane Bortzmeyer]

On Sun, Jun 16, 2013 at 10:43:05PM +0200,
 Stephane Bortzmeyer <bortzmeyer at nic.fr> wrote 
 a message of 13 lines which said:

> .FR name servers seem to indicate that they are almost never used (a
> few 3, NSID and a few 5, DAU, even if the RFC on DNSSEC signaling of
> algorithms is not yet published).

And, from their content, I suspect they are actually edns-ping (which
used the code 5) and not DAU. For instance:

00 05 (code)
00 04 (length)
ce 24 ae 8b (cannot be registered DNSSEC algorithms)