random DNS, was news from Google

John Levine johnl at iecc.com
Mon Dec 7 22:29:12 UTC 2009


>Will be interesting to see if ISPs respond to a large scale thing like
>this taking hold by blocking UDP/TCP 53 like many now do with tcp/25
>(albeit for other reasons). Therein lies the problem with some of the
>"net neturality" arguments .. there's a big difference between "doing it
>because it causes a problem for others", and "doing it because it robs
>me of revenue opportunities".

I do hear of ISPs blocking requests to random offsite DNS servers.
For most consumer PCs, that's more likely to be a zombie doing DNS
hijacking than anything legitimate.  If they happen also to block
8.8.8.8 that's just an incidental side benefit.

R's,
John




More information about the NANOG mailing list