Yep, sounds useful (for starters).
How about a tool to clean up the RADB? 
Steve
Steve Heimlich (heimlich@ans.net) on November 14:
> <ramble begins>
>
> Some sort of scalable, easily maintainable advisory mechanism would
> be cool to have, but I haven't really thought about it too much.
> I'm certain that a tool could be written to do a search over the
> graph of ASes defined in all the registries, but we'd need to make
> sure that the registered information accurately reflected global
> AS topology. Using this tool once a day (or however often), you
> could get a view of the paths to any AS from your own point of view
> (e.g., from 3561 or 690 to anywhere). Almost like an administrative
> version of IDPR I suppose. The backend of that thing could munge
> your aut-num (or provide a nice list of suggestions).
>
> <ramble ends>Steve,
Currently under development here at ISI is a tool that we call a
what-if database. It will enable one to change policies temporarily
(i.e. without actually registering in any database) and do analysis.
For example, you can change your as-in policies
to ANY and use prpath to find paths or prconn (currently being