Root server Glue

[Kevin Darcy]

MJPrater wrote:

> I also am trying to get my dns to host a domain in the same fashion. Its
> behind a NAT (router). What I was wondering is if the dns needs a public IP
> as opposed to sitting behind the router with a private ip.
>
> Mick
>
> "Cricket Liu" <cricket at menandmice.com> wrote in message
> news:ao6opu$7fb6$1 at isrv4.isc.org...
> >
> > Evan Xinos wrote:
> > > Should the root servers provide glue for name servers?
> >
> > For name servers that serve top-level zones, when that glue is
> > necessary, yes.
> >
> > > If there is no glue what are the implications?
> >
> > Name resolution for zones delegated to that name server won't
> > work or will take longer than necessary.
> >
> > > My isp does not have glue for there NS at the root name servers.
> > > Should I do something about it?
> >
> > Typically, an ISP won't have its name servers registered with the
> > root name servers, but with the gTLD name servers.  Have you
> > checked whether your ISP's name servers are registered with
> > the gTLD name servers?  For example, you could try:
> >
> > $ dig @a.gtld-servers.net <domain name of ISP's name server>

You need a public IP for anything that is to be reached over the Internet. If
your router supports port forwarding, then you could have your nameserver
sitting behind it.


- Kevin