[dns-operations] DNS deluge for x.p.ctrc.cc

[Nicholas Suan]

Luc Beurton wrote:
> And multi-homing ? Some client could have many ISP but using only one dns
> servers. This server could see query from his client with unexpected address.
> For this server is something like spoofing, but it's not.
>
>   
That really doesn't apply in this situation, since the nameserver 
wouldn't reply to queries from the 'foreign' address:
> Lets say this is instantly fixed tomorrow, presto all ISP's and corporations
> set their firewalls so that recursive DNS is only available to local
> clients.
Furthermore, they should really be running their own recursive DNS, 
since if their link to that provider goes down, they'd be SOL.