Interesting new dns failures

Mon May 21 08:13:22 UTC 2007

On Sun, May 20, 2007 at 09:25:37PM -0700,
 Roger Marquis <marquis at roble.com> wrote 
 a message of 15 lines which said:

> >If not, have any root nameservers been hacked?
> 
> To partly answer my own question, no.

I cannot find the original message in my mailbox. (Not on NANOG
mailing list archives.) What was the issue?

> The data returned by root (gtld) nameservers is not changing
> rapidly.

Now, I understand nothing. Is there a problem with the root
nameservers or with some gTLD nameservers???