Check that www.neustar.biz exists for IPv4 in case we have a typo on the domain name. Use dig to query the local name server (::1).


; <<>> DiG 9.4.1-P1 <<>> +trace +all neustar.biz soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 961
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			292401	IN	NS	j.root-servers.net.
.			292401	IN	NS	m.root-servers.net.
.			292401	IN	NS	l.root-servers.net.
.			292401	IN	NS	e.root-servers.net.
.			292401	IN	NS	d.root-servers.net.
.			292401	IN	NS	h.root-servers.net.
.			292401	IN	NS	k.root-servers.net.
.			292401	IN	NS	a.root-servers.net.
.			292401	IN	NS	g.root-servers.net.
.			292401	IN	NS	i.root-servers.net.
.			292401	IN	NS	f.root-servers.net.
.			292401	IN	NS	b.root-servers.net.
.			292401	IN	NS	c.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	161724	IN	A	198.41.0.4
a.root-servers.net.	161724	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	119988	IN	A	192.228.79.201
c.root-servers.net.	507772	IN	A	192.33.4.12
d.root-servers.net.	466121	IN	A	128.8.10.90
d.root-servers.net.	466121	IN	AAAA	2001:500:2d::d
e.root-servers.net.	117308	IN	A	192.203.230.10
f.root-servers.net.	162595	IN	A	192.5.5.241
f.root-servers.net.	467471	IN	AAAA	2001:500:2f::f
g.root-servers.net.	163259	IN	A	192.112.36.4
h.root-servers.net.	120297	IN	A	128.63.2.53
h.root-servers.net.	120297	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	161831	IN	A	192.36.148.17
i.root-servers.net.	161831	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 17:04:40 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1361
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 9

;; QUESTION SECTION:
;neustar.biz.			IN	SOA

;; AUTHORITY SECTION:
biz.			172800	IN	NS	f.gtld.biz.
biz.			172800	IN	NS	c.gtld.biz.
biz.			172800	IN	NS	k.gtld.biz.
biz.			172800	IN	NS	e.gtld.biz.
biz.			172800	IN	NS	a.gtld.biz.
biz.			172800	IN	NS	b.gtld.biz.

;; ADDITIONAL SECTION:
a.gtld.biz.		172800	IN	A	156.154.124.65
a.gtld.biz.		172800	IN	AAAA	2001:503:7bbb:ffff:ffff:ffff:ffff:ff7e
b.gtld.biz.		172800	IN	A	156.154.125.65
c.gtld.biz.		172800	IN	A	156.154.127.65
e.gtld.biz.		172800	IN	A	156.154.126.65
f.gtld.biz.		172800	IN	A	209.173.58.66
f.gtld.biz.		172800	IN	AAAA	2001:500:3682::12
k.gtld.biz.		172800	IN	A	156.154.128.65
k.gtld.biz.		172800	IN	AAAA	2001:503:e239::3:2

;; Query time: 134 msec
;; SERVER: 2001:503:c27::2:30#53(j.root-servers.net)
;; WHEN: Mon May 21 17:04:41 2012
;; MSG SIZE  rcvd: 310

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1095
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 0

;; QUESTION SECTION:
;neustar.biz.			IN	SOA

;; AUTHORITY SECTION:
neustar.biz.		7200	IN	NS	PDNS3.ULTRADNS.ORG.
neustar.biz.		7200	IN	NS	PDNS1.ULTRADNS.NET.
neustar.biz.		7200	IN	NS	PDNS6.ULTRADNS.CO.UK.
neustar.biz.		7200	IN	NS	PDNS4.ULTRADNS.ORG.
neustar.biz.		7200	IN	NS	PDNS2.ULTRADNS.NET.
neustar.biz.		7200	IN	NS	PDNS5.ULTRADNS.INFO.

;; Query time: 250 msec
;; SERVER: 156.154.127.65#53(c.gtld.biz)
;; WHEN: Mon May 21 17:04:41 2012
;; MSG SIZE  rcvd: 200

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 115
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 0

;; QUESTION SECTION:
;neustar.biz.			IN	SOA

;; ANSWER SECTION:
neustar.biz.		1800	IN	SOA	pdns1.ultradns.net. sec_grp.neustar.com. 1311620652 10800 3600 604800 600

;; AUTHORITY SECTION:
neustar.biz.		1800	IN	NS	pdns1.ultradns.net.
neustar.biz.		1800	IN	NS	pdns2.ultradns.net.
neustar.biz.		1800	IN	NS	pdns3.ultradns.org.
neustar.biz.		1800	IN	NS	pdns4.ultradns.org.
neustar.biz.		1800	IN	NS	pdns5.ultradns.info.
neustar.biz.		1800	IN	NS	pdns6.ultradns.co.uk.

;; Query time: 174 msec
;; SERVER: 2001:502:4612::1#53(PDNS4.ULTRADNS.ORG)
;; WHEN: Mon May 21 17:04:41 2012
;; MSG SIZE  rcvd: 255

HTTP

Looking for CNAME of www.neustar.biz
Checking if there is a AAAA for www.neustar.biz ... success.
Sending...

HEAD / HTTP/1.1
Host: www.neustar.biz
User-Agent: ipv6-survey.pl/1.97 http://www.mrp.net/IPv6_Survey.html

Reading ...

HTTP/1.1 200 OK
Date: Mon, 21 May 2012 07:34:42 GMT
Server: Apache
X-Powered-By: eZ Publish
Set-Cookie: eZSESSID0ef07279dc0385b7e3fcfb67426f5060=t3696ne8aa1dgcd47debs8i776; path=/
Expires: Mon, 26 Jul 1997 05:00:00 GMT
Cache-Control: no-cache, must-revalidate
Pragma: no-cache
Last-Modified: Mon, 21 May 2012 07:34:42 GMT
Served-by: www.neustar.biz
Content-language: en-US
Set-Cookie: InternalUser=InternalUser; expires=Tue, 21-May-2013 07:34:43 GMT
Set-Cookie: InternalUser=InternalUser; expires=Tue, 21-May-2013 07:34:43 GMT
Vary: Accept-Encoding
Served-By: ST3-8000
Content-Type: text/html; charset=utf-8
Set-Cookie: determine=FMBAFLAK; Expires=Thu, 19-May-2022 07:34:43 GMT; Path=/

Accessed / [2610:a0:16:4:0:0:0:1] Response: HTTP/1.1 200 OK

SMTP

MX 2 ns7.neustar.com
Looking for AAAA on ns7.neustar.com
MX 2 ns6.neustar.com
Looking for AAAA on ns6.neustar.com

DNS

Looking for AAAA of NS pdns2.ultradns.net
Querying 2610:a1:1014:0:0:0:0:1 for SOA of neustar.biz over IPv6 ... successful!
Looking for AAAA of NS pdns3.ultradns.org
Querying 2610:a1:1015:0:0:0:0:1 for SOA of neustar.biz over IPv6 ... successful!
Looking for AAAA of NS pdns4.ultradns.org
Querying 2001:502:4612:0:0:0:0:1 for SOA of neustar.biz over IPv6 ... successful!
Looking for AAAA of NS pdns6.ultradns.co.uk
Querying 2610:a1:1017:0:0:0:0:1 for SOA of neustar.biz over IPv6 ... successful!
Looking for AAAA of NS pdns1.ultradns.net
Querying 2001:502:f3ff:0:0:0:0:1 for SOA of neustar.biz over IPv6 ... successful!
Looking for AAAA of NS pdns5.ultradns.info
Querying 2610:a1:1016:0:0:0:0:1 for SOA of neustar.biz over IPv6 ... successful!

NTP

Looking for an A record for ntp.neustar.biz
Looking for an A record for clock.neustar.biz
Looking for an A record for time.neustar.biz
Looking for an A record for chime.neustar.biz

XMPP

Looking for a SRV record for _xmpp-client._tcp.neustar.biz
Looking for a SRV record for _xmpp-server._tcp.neustar.biz

Last Updated: Mon May 21 07:34:45 2012 UTC