Re: any dangers of filtering every /24 on full internet table to preserve FIB space ?

On Mon, Oct 10, 2022 at 05:58:45PM +0300, Edvinas Kairys <edvinas.email@gmail.com> wrote a message of 35 lines which said:

But theoretically every filtered /24 could be routed via smaller prefix /23 /22 /21 or etc.

I don't think this is true, even in theory, specially for legacy prefixes. There is probably somewhere a Geoff Huston survey on /24 without a covering route.