[dns-operations] DNS MX queries with '@'
bortzmeyer at nic.fr
Tue Apr 14 09:04:01 UTC 2009
On Mon, Apr 13, 2009 at 03:47:20PM -0400,
Kaio Rafael <kaiorafael at dcc.ufam.edu.br> wrote
a message of 37 lines which said:
> i noted that some MX type queries are using in the QNAME field the
> at ('@') character,
BTW, I tried to use dnscap to capture such packets and it seems that
using -x @ captures *every* DNS packet. To me, @ is not a special
character for regexps and I do not see what's wrong:
# dnscap -g -i eth1 -x '@'
[Every DNS packet is displayed, whatever the QNAME]
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