ARIN, and reservations?

Travis Pugh tpugh at
Thu May 17 14:59:00 UTC 2001

On Thu, 17 May 2001, Alex Rubenstein wrote:

> An interesting note; has anyone else been assigned non-contiguous space
> when the contiguous block had been 'reserved' for you?
> For instance, we were assigned 64.21/17 about a year ago, with 64.21/16
> reserved (we were told). It was then extended to a /17 + /18.
> We went to get more, and now we've got some other /19 (they haven't
> actually assigned it).
> The point is, if 64.21/16 had been reserved, as they had said was done,
> today we'd only be making one announcement; 64.21/16; instead, we have to
> announce a /17, /18, and a new /19, or three times the announcements.

they did the same thing to us ... shrinking announcements. "reserved".  We went back after taking care of, and they gave us .192.0/19 and handed .224.0/19 out to
others.  The "slow-start" seems to be abandoned ... I've gone from a /20
to /19 to /18 to /17 to /18 to /19 ...

> On a grand scale, or even a moderate scale, three times the announcements
> is a significant amount.
> Any comments?
> PS: as an aside, as anyone else noticed ARIN continually, over the last
> year or so, making the allocations smaller and smaller? Our first
> allocation ever was a /17; now we get them in chunks of /19's. Does ARIN
> have any interest or care in the size of the global routing tree?


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