What is the most standard subnet length on internet

[randy at psg.com (Randy Bush)]

> Oh, and before anyone jumps all over me, I am NOT implying you should
> deaggregate and blow up the table. Just that 300K prefixes is the DFZ is
> not a reason to start filtering /24s. Today. :)

given
   o ipv4 bits not scaling to internet growth
   o increase in multi-homing
   o internet growth

nats, siit/nat-pt and ipv4/ipv4 nat will increase

combined, this very well may create pressure to globally route longer 
ipv4 prefixes.

randy