On Wed, May 22, 2013 at 10:03 PM, Dale R. Worley <worley@xxxxxxxxxxx> wrote: >... > > Coming into this from the outside, the issues are interesting. > > I originally thought RRTYPEs are scarce, since all the ones I was > aware of are less than 256. But it turns out that RRTYPEs are 16 bit > integers, and we've only consumed about 110 of them in ~25 years; we > have about 15,000 years' supply of them. So they can be handed out > rather generously. > > There actually is a standard for allocating RRTYPEs, which is RFC 6195 > (section 3.1). RRTYPEs are to be handed out rather freely. Obsoleted by RFC 6895 but not too much change. Thanks, Donald ============================= Donald E. Eastlake 3rd +1-508-333-2270 (cell) 155 Beaver Street, Milford, MA 01757 USA d3e3e3@xxxxxxxxx