[dns-operations] TTL=0; Last known good answer (Re: dns retries amplify attack)

Randy Bush randy at psg.com
Tue Oct 25 02:34:19 UTC 2016

> the current TTL is 32 bits unsigned, and i'd be very happy to see it
> split into two 16-bit unsigned quantities. TTL longer than 65535 is
> hardly ever operable.

bzzzzt!  do the math please.

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