Using dig for checking domain registration

[Mark Andrews]

In message <8E6E793D-9326-47F3-AEEF-C3E072B321CA at newgeo.com>, Scott Haneda writ
es:
> Comments interspersed below...
> 
> On Jun 29, 2009, at 5:42 PM, Mark Andrews wrote:
> 
> >> Hi Mark, thanks for the reply.  I do not understand your last
> >> suggestion.  If the domain in question is customtruckgraphics.us, can
> >> you show me an example of how to do this?
> >
> > % dig ns us
> > ; <<>> DiG 9.3.6-P1 <<>> ns us
> > ;; global options:  printcmd
> > ;; Got answer:
> > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 38654
> > ;; flags: qr rd ra; QUERY: 1, ANSWER: 6, AUTHORITY: 0, ADDITIONAL: 6
> >
> > ;; QUESTION SECTION:
> > ;us.				IN	NS
> >
> > ;; ANSWER SECTION:
> > us.			518400	IN	NS	a.gtld.biz.
> > us.			518400	IN	NS	i.gtld.biz.
> > us.			518400	IN	NS	c.gtld.biz.
> > us.			518400	IN	NS	b.gtld.biz.
> > us.			518400	IN	NS	j.gtld.biz.
> > us.			518400	IN	NS	k.gtld.biz.
> >
> > ;; ADDITIONAL SECTION:
> > a.gtld.biz.		516703	IN	A	209.173.53.162
> > b.gtld.biz.		516685	IN	A	209.173.57.162
> > c.gtld.biz.		516677	IN	A	209.173.60.65
> > i.gtld.biz.		516687	IN	A	156.154.96.126
> > k.gtld.biz.		516672	IN	A	156.154.72.65
> > j.gtld.biz.		516601	IN	AAAA	2001:503:a124:ffff:ffff:ffff:ff
> ff:ff7e
> >
> > ;; Query time: 438 msec
> > ;; SERVER: 127.0.0.1#53(127.0.0.1)
> > ;; WHEN: Tue Jun 30 10:32:37 2009
> > ;; MSG SIZE  rcvd: 232
> >
> > % dig +norec customtruckgraphics.us ns @a.gtld.biz
> > ; <<>> DiG 9.3.6-P1 <<>> +norec customtruckgraphics.us ns @a.gtld.biz
> > ;; global options:  printcmd
> > ;; Got answer:
> > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 22320
> > ;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 0
> >
> > ;; QUESTION SECTION:
> > ;customtruckgraphics.us.		IN	NS
> >
> > ;; AUTHORITY SECTION:
> > customtruckgraphics.us.	7200	IN	NS	NS1.OCTANEDNS.COM.
> > customtruckgraphics.us.	7200	IN	NS	NS2.OCTANEDNS.COM.
> >
> > ;; Query time: 242 msec
> > ;; SERVER: 209.173.53.162#53(209.173.53.162)
> > ;; WHEN: Tue Jun 30 10:33:22 2009
> > ;; MSG SIZE  rcvd: 89
> 
> So, the idea is to `dig ns us` and fish out any? of the NS's in the  
> result set, store that NS, and feed it to dig again, with `dig +norec  
> customtruckgraphics.us ns @a.gtld.biz` where `a.gtld.biz` is the  
> result I stored?

	Yes.  That's effectively all "dig +trace" does except it
	starts at the root and does it for each level and takes
	advantage of the referral.
 
> >> I can not
> >> rebuild named entirely, as it was enough trouble getting DLZ working
> >> on RHEL. I would just need to fish out dig, and build that separate.
> >
> > 	I suspect you will find it easier to just fully upgrade.
> > 	You may need to go find test rpms.  I'm not a Linux guy but
> > 	I'm sure they shouldn't be hard to find or for that matter
> > 	convert a existing source on.
> 
> I wish I could, the bind that they are running is the only one I could  
> find to get to work with DLZ, and it was core dumping all over the  
> place.  I barely know linux, and would rather not touch it. If it is  
> possible to just build dig on rhel, I could go that route.
> 
> Though I am not understanding the versions, you were using 9.3.6 and I  
> am using
> DiG 9.6.0-P1-RedHat-9.6.0-2.P1
> 
> Since I am more current than you, I would estimate that the one bug is  
> fixed if it is in your version, of course, that is not the case:
> dig customtruckgraphics.us NS +trace -4 or -6 @4.2.2.1 +short
> dig: can't find IPv6 networking.
> 
> Is this bug is a regression?

	No.  I just used a older version as that is what ships with
	the OS.  I have newer versions installed and I use them
	when I need to.  named is always running a current version.
 
> I am giving it a go to build it on RHEL now, and just pull dig out.   
> Thanks for any other help.
> 
> -- 
> Scott * If you contact me off list replace talklists@ with scott@ *
> 
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org