[nsp] Route Resolver

[jlewis at lewis.org]

> On Wed, Jun 11, 2003 at 01:33:15AM +0200, Marc Xander Makkes wrote:
> > Hi you guys,
> > 
> > I've made this little program called "Route Resolver" (rr). 
> > 
> > its avalible at : http://home.quicknet.nl/mw/prive/xander/projects.html
> > 
> > Its for all those reverse dns pains.
> > 
> > And it looks something like this.
> > 
> > $ rr 193.148.15.0/28 | grep .ams-ix.net
> > 193.148.15.1     rtr1.ams-ix.net
> > 193.148.15.2     perix-bgp.ams-ix.net
> > 193.148.15.3     fulli-monitor.noc.ams-ix.net
> > 193.148.15.4     veesix-bgp.ams-ix.net
> > 193.148.15.5     fe-0-1-2.0.junix.ams-ix.net
> > 193.148.15.13    satelix-monitor.noc.ams-ix.net
> > 193.148.15.14    nitelix-monitor.noc.ams-ix.net
> > 193.148.15.15    teltelix-monitor.noc.ams-ix.net

Maybe I'm confused, but is this doing anything other than looking up the 
PTR records for each IP in the given subnet?

With Net::DNS and a few lines of perl, this can be done pretty trivially.
Why should anyone download (and trust) a binary-only compiled program for 
this?

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