Check that www.tatacommunications.com 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 tatacommunications.com soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 666
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			197760	IN	NS	g.root-servers.net.
.			197760	IN	NS	b.root-servers.net.
.			197760	IN	NS	a.root-servers.net.
.			197760	IN	NS	j.root-servers.net.
.			197760	IN	NS	h.root-servers.net.
.			197760	IN	NS	m.root-servers.net.
.			197760	IN	NS	i.root-servers.net.
.			197760	IN	NS	f.root-servers.net.
.			197760	IN	NS	l.root-servers.net.
.			197760	IN	NS	d.root-servers.net.
.			197760	IN	NS	k.root-servers.net.
.			197760	IN	NS	e.root-servers.net.
.			197760	IN	NS	c.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	67083	IN	A	198.41.0.4
a.root-servers.net.	67083	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	25347	IN	A	192.228.79.201
c.root-servers.net.	413131	IN	A	192.33.4.12
d.root-servers.net.	371480	IN	A	128.8.10.90
d.root-servers.net.	371480	IN	AAAA	2001:500:2d::d
e.root-servers.net.	22667	IN	A	192.203.230.10
f.root-servers.net.	67954	IN	A	192.5.5.241
f.root-servers.net.	372830	IN	AAAA	2001:500:2f::f
g.root-servers.net.	68618	IN	A	192.112.36.4
h.root-servers.net.	25656	IN	A	128.63.2.53
h.root-servers.net.	25656	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	67190	IN	A	192.36.148.17
i.root-servers.net.	67190	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 19:22:01 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1684
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;tatacommunications.com.		IN	SOA

;; AUTHORITY SECTION:
com.			172800	IN	NS	d.gtld-servers.net.
com.			172800	IN	NS	h.gtld-servers.net.
com.			172800	IN	NS	l.gtld-servers.net.
com.			172800	IN	NS	f.gtld-servers.net.
com.			172800	IN	NS	i.gtld-servers.net.
com.			172800	IN	NS	c.gtld-servers.net.
com.			172800	IN	NS	m.gtld-servers.net.
com.			172800	IN	NS	g.gtld-servers.net.
com.			172800	IN	NS	a.gtld-servers.net.
com.			172800	IN	NS	j.gtld-servers.net.
com.			172800	IN	NS	e.gtld-servers.net.
com.			172800	IN	NS	k.gtld-servers.net.
com.			172800	IN	NS	b.gtld-servers.net.

;; ADDITIONAL SECTION:
a.gtld-servers.net.	172800	IN	A	192.5.6.30
b.gtld-servers.net.	172800	IN	A	192.33.14.30
c.gtld-servers.net.	172800	IN	A	192.26.92.30
d.gtld-servers.net.	172800	IN	A	192.31.80.30
e.gtld-servers.net.	172800	IN	A	192.12.94.30
f.gtld-servers.net.	172800	IN	A	192.35.51.30
g.gtld-servers.net.	172800	IN	A	192.42.93.30
h.gtld-servers.net.	172800	IN	A	192.54.112.30
i.gtld-servers.net.	172800	IN	A	192.43.172.30
j.gtld-servers.net.	172800	IN	A	192.48.79.30
k.gtld-servers.net.	172800	IN	A	192.52.178.30
l.gtld-servers.net.	172800	IN	A	192.41.162.30
m.gtld-servers.net.	172800	IN	A	192.55.83.30
a.gtld-servers.net.	172800	IN	AAAA	2001:503:a83e::2:30

;; Query time: 130 msec
;; SERVER: 192.112.36.4#53(g.root-servers.net)
;; WHEN: Tue May 22 19:22:02 2012
;; MSG SIZE  rcvd: 500

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1855
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 1

;; QUESTION SECTION:
;tatacommunications.com.		IN	SOA

;; AUTHORITY SECTION:
tatacommunications.com.	172800	IN	NS	dns.vsnl.net.in.
tatacommunications.com.	172800	IN	NS	ns3.vsnl.com.

;; ADDITIONAL SECTION:
ns3.vsnl.com.		172800	IN	A	203.197.12.42

;; Query time: 325 msec
;; SERVER: 192.12.94.30#53(e.gtld-servers.net)
;; WHEN: Tue May 22 19:22:02 2012
;; MSG SIZE  rcvd: 108

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 730
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;tatacommunications.com.		IN	SOA

;; ANSWER SECTION:
tatacommunications.com.	86400	IN	SOA	dns.vsnl.net.in. helpdesk.bom1.vsnl.net.in. 2008012690 1800 450 1209601 86400

;; AUTHORITY SECTION:
tatacommunications.com.	86400	IN	NS	ns3.vsnl.com.
tatacommunications.com.	86400	IN	NS	dns.vsnl.net.in.

;; ADDITIONAL SECTION:
dns.vsnl.net.in.	86400	IN	A	202.54.1.30
ns3.vsnl.com.		86400	IN	A	203.197.12.42

;; Query time: 232 msec
;; SERVER: 202.54.1.30#53(dns.vsnl.net.in)
;; WHEN: Tue May 22 19:22:03 2012
;; MSG SIZE  rcvd: 174

HTTP

Looking for CNAME of www.tatacommunications.com
Checking if there is a AAAA for www.tatacommunications.com ... success.
Sending...

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

Reading ...

HTTP/1.1 200 OK
Date: Tue, 22 May 2012 09:39:02 GMT
IE7 emulate: X-UA-Compatible: IE=EmulateIE7
X-Powered-By: ASP.NET
Content-Length: 34657
Content-Type: text/html
Set-Cookie: ASPSESSIONIDASTCDDQS=GKLCMKOAOFGGEBJNDCJMGFKC; path=/
Cache-control: private
Set-Cookie: TS910779=d306b337c3f0a7cff489b35de6a6c5e157e15ddb985853e64fbb5da67c5ad598eaa349c4; Path=/

Accessed / [2403:0:0:24:0:0:0:a] Response: HTTP/1.1 200 OK

SMTP

MX 10 mx4.tatacommunications.com
Looking for AAAA on mx4.tatacommunications.com
MX 10 mx1.tatacommunications.com
Looking for AAAA on mx1.tatacommunications.com
MX 10 mx3.tatacommunications.com
Looking for AAAA on mx3.tatacommunications.com

DNS

Looking for AAAA of NS dns.vsnl.net.in
No AAAA record for dns.vsnl.net.in
Looking for AAAA of NS ns3.vsnl.com
No AAAA record for ns3.vsnl.com

NTP

Looking for an A record for ntp.tatacommunications.com
Looking for an A record for clock.tatacommunications.com
Looking for an A record for time.tatacommunications.com
Looking for an A record for chime.tatacommunications.com

XMPP

Looking for a SRV record for _xmpp-client._tcp.tatacommunications.com
Looking for a SRV record for _xmpp-server._tcp.tatacommunications.com

Last Updated: Tue May 22 09:52:06 2012 UTC