Just have the machine hosting the http server do a dynamic update of the A ana AAAA records when they are assigned to the interface.
It should be possible to get the os to run a program when this happens so it can perform a second dynamic update on a the different name. -- Mark Andrews > On 18 Nov 2017, at 04:19, Jeff Sadowski <jeff.sadow...@gmail.com> wrote: > > I am a bit confused by DNAME's > I had used them before but I may have used them wrong. > > On windows 2008r2 I have some zone's where I create a DNAME for the > root and point it to an A record. > > IE: > > zone bla.bla > SOA <standard SOA> > NS <mydns> > DNAME www.bla.com > > where www.bla.com is an A record. > > the reason I was doing this is because www.bla.com has a dhcp assigned address > > and I want bla.bla to always point to it. > windows dns does not allow a cname at the root of a zone. > > as of 2012r2 with updates this no longer works. > > So I decided to see what bind would do with DNAME If I tried a similar > experiment > I have a db.self file I used when I want certain outside addresses to > point back to my inside addresses. > > my db.self file looks like so > > > $TTL 3D > @ 1D IN SOA ns jeffsadowski.gmail.com. ( > 2017081201 ; > 3H ; > 15 ; > 1w ; > 3h ; > ) > @ IN NS ns > ns IN A 192.168.1.252 > @ IN A 192.168.1.252 > > And I wand similar for my DNAME so I created db.dname that looks like so > > $TTL 3D > @ 1D IN SOA ns jeffsadowski.gmail.com. ( > 2017081201 ; > 3H ; > 15 ; > 1w ; > 3h ; > ) > @ IN NS ns > ns IN A 192.168.1.252 > @ IN DNAME methanemaker.mooo.com > > then when I try and start bind I get error messages like so > > Nov 17 09:55:53 methanemaker bash[7049]: zone bla.bla/IN: NS > 'ns.bla.bla' is below a DNAME 'bla.bla' (illegal) > Nov 17 09:55:53 methanemaker bash[7049]: zone bla.bla/IN: not loaded > due to errors. > > I tried without the NS likes and I get this message > > Nov 17 09:48:36 methanemaker bash[4872]: zone bla.bla/IN: has no NS records > Nov 17 09:48:36 methanemaker bash[4872]: zone bla.bla/IN: not loaded > due to errors. > > If anyone has a better idea how to map to a dhcp addressed machine > from a zone I'd like to know? > > I don't want to recreate the entire superdomain for just one record > that needs changed > IE: > the super domain is managed by an outside service. I don't want to > keep a second copy inside that has a few with different records. > _______________________________________________ > Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe > from this list > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users
