[afnog] Is this acceptable?

[ALAIN PATRICK AINA]

> > > ;; ANSWER SECTION:
> > > 186.89.82.166.in-addr.arpa. 255 IN      PTR     AGM.
> > >
> > > ;; AUTHORITY SECTION:
> > > 89.82.166.in-addr.arpa. 255     IN      NS      ns.vnet.net.
> > > 89.82.166.in-addr.arpa. 255     IN      NS      ns2.vnet.net.
> >
> > 	It's certainly not an existing FQDN, though it's syntactically
> > 	valid, so it depends what you define as acceptable.
>
> I thought acceptable would be something akin to what is in RFC2317.
> An example is
> 193             PTR     host1.C.domain.
>
> As you stated it isnot a FQDN.

RFC 1034 and 1035  define PTR 's RDATA as a "domain name" and simple data. It 
is  only required that RDATA be a Canonical name, not an alias.

"AGM." is a complete domain name.

RFC 2317 just  recommended ways to do  Classless IN-ADDR.ARPA delegation 
mainly  subdomains of /24 

--alain