Check that www.iitd.ernet.in 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 iitd.ernet.in soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1116
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			310768	IN	NS	a.root-servers.net.
.			310768	IN	NS	b.root-servers.net.
.			310768	IN	NS	c.root-servers.net.
.			310768	IN	NS	m.root-servers.net.
.			310768	IN	NS	g.root-servers.net.
.			310768	IN	NS	j.root-servers.net.
.			310768	IN	NS	l.root-servers.net.
.			310768	IN	NS	d.root-servers.net.
.			310768	IN	NS	h.root-servers.net.
.			310768	IN	NS	i.root-servers.net.
.			310768	IN	NS	f.root-servers.net.
.			310768	IN	NS	e.root-servers.net.
.			310768	IN	NS	k.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	180091	IN	A	198.41.0.4
a.root-servers.net.	180091	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	138355	IN	A	192.228.79.201
c.root-servers.net.	526139	IN	A	192.33.4.12
d.root-servers.net.	484488	IN	A	128.8.10.90
d.root-servers.net.	484488	IN	AAAA	2001:500:2d::d
e.root-servers.net.	135675	IN	A	192.203.230.10
f.root-servers.net.	180962	IN	A	192.5.5.241
f.root-servers.net.	485838	IN	AAAA	2001:500:2f::f
g.root-servers.net.	181626	IN	A	192.112.36.4
h.root-servers.net.	138664	IN	A	128.63.2.53
h.root-servers.net.	138664	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	180198	IN	A	192.36.148.17
i.root-servers.net.	180198	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 11:58:33 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1469
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 9, ADDITIONAL: 13

;; QUESTION SECTION:
;iitd.ernet.in.			IN	SOA

;; AUTHORITY SECTION:
in.			172800	IN	NS	a0.in.afilias-nst.info.
in.			172800	IN	NS	ns7.cdns.net.
in.			172800	IN	NS	c0.in.afilias-nst.info.
in.			172800	IN	NS	b1.in.afilias-nst.in.
in.			172800	IN	NS	d0.in.afilias-nst.org.
in.			172800	IN	NS	a2.in.afilias-nst.info.
in.			172800	IN	NS	b2.in.afilias-nst.org.
in.			172800	IN	NS	a1.in.afilias-nst.in.
in.			172800	IN	NS	b0.in.afilias-nst.org.

;; ADDITIONAL SECTION:
a0.in.afilias-nst.info.	172800	IN	A	199.7.87.1
a1.in.afilias-nst.in.	172800	IN	A	220.226.100.30
a2.in.afilias-nst.info.	172800	IN	A	199.249.117.1
b0.in.afilias-nst.org.	172800	IN	A	199.253.56.1
b1.in.afilias-nst.in.	172800	IN	A	125.19.40.90
b2.in.afilias-nst.org.	172800	IN	A	199.249.125.1
c0.in.afilias-nst.info.	172800	IN	A	199.253.57.1
d0.in.afilias-nst.org.	172800	IN	A	199.253.58.1
ns7.cdns.net.		172800	IN	A	194.0.1.7
a0.in.afilias-nst.info.	172800	IN	AAAA	2001:500:29::1
a2.in.afilias-nst.info.	172800	IN	AAAA	2001:500:45::1
b0.in.afilias-nst.org.	172800	IN	AAAA	2001:500:50::1
b2.in.afilias-nst.org.	172800	IN	AAAA	2001:500:4d::1

;; Query time: 43 msec
;; SERVER: 2001:500:2f::f#53(f.root-servers.net)
;; WHEN: Mon May 21 11:58:33 2012
;; MSG SIZE  rcvd: 501

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 464
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 5, ADDITIONAL: 6

;; QUESTION SECTION:
;iitd.ernet.in.			IN	SOA

;; AUTHORITY SECTION:
ernet.in.		86400	IN	NS	dns.ernet.in.
ernet.in.		86400	IN	NS	e-eihq01.eis.ernet.in.
ernet.in.		86400	IN	NS	ns1.ernet.in.
ernet.in.		86400	IN	NS	e-eihq02.eis.ernet.in.
ernet.in.		86400	IN	NS	e-iisc02.iisc.ernet.in.

;; ADDITIONAL SECTION:
dns.ernet.in.		86400	IN	A	202.141.150.147
ns1.ernet.in.		86400	IN	A	202.41.97.9
ns1.ernet.in.		86400	IN	AAAA	2001:e30:1801:1:20e:7fff:fefe:d9f2
e-eihq01.eis.ernet.in.	86400	IN	A	202.41.97.131
e-eihq02.eis.ernet.in.	86400	IN	A	202.41.97.132
e-iisc02.iisc.ernet.in.	86400	IN	A	202.141.1.132

;; Query time: 236 msec
;; SERVER: 2001:500:29::1#53(a0.in.afilias-nst.info)
;; WHEN: Mon May 21 11:58:33 2012
;; MSG SIZE  rcvd: 253

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 977
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

;; QUESTION SECTION:
;iitd.ernet.in.			IN	SOA

;; AUTHORITY SECTION:
iitd.ernet.in.		86400	IN	NS	dns2.iitd.ernet.in.
iitd.ernet.in.		86400	IN	NS	dns3.iitd.ernet.in.
iitd.ernet.in.		86400	IN	NS	dns.cse.iitd.ernet.in.
iitd.ernet.in.		86400	IN	NS	dns.iitd.ernet.in.

;; ADDITIONAL SECTION:
dns.cse.iitd.ernet.in.	86400	IN	A	202.141.68.3
dns.iitd.ernet.in.	86400	IN	A	202.141.68.2
dns2.iitd.ernet.in.	86400	IN	A	202.141.68.9
dns3.iitd.ernet.in.	86400	IN	A	202.54.26.86

;; Query time: 143 msec
;; SERVER: 202.141.150.147#53(dns.ernet.in)
;; WHEN: Mon May 21 11:58:33 2012
;; MSG SIZE  rcvd: 173

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2010
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 4

;; QUESTION SECTION:
;iitd.ernet.in.			IN	SOA

;; ANSWER SECTION:
iitd.ernet.in.		8600	IN	SOA	dns.iitd.ernet.in. n.iitd.ernet.in. 2012051702 3600 3600 1248000 86400

;; AUTHORITY SECTION:
iitd.ernet.in.		8600	IN	NS	dns3.iitd.ernet.in.
iitd.ernet.in.		8600	IN	NS	dns.iitd.ernet.in.
iitd.ernet.in.		8600	IN	NS	dns2.iitd.ernet.in.
iitd.ernet.in.		8600	IN	NS	dns.cse.iitd.ernet.in.

;; ADDITIONAL SECTION:
dns.cse.iitd.ernet.in.	8600	IN	A	202.141.68.3
dns.iitd.ernet.in.	8600	IN	A	202.141.68.2
dns2.iitd.ernet.in.	8600	IN	A	202.141.68.9
dns3.iitd.ernet.in.	8600	IN	A	202.54.26.86

;; Query time: 883 msec
;; SERVER: 202.141.68.3#53(dns.cse.iitd.ernet.in)
;; WHEN: Mon May 21 11:58:35 2012
;; MSG SIZE  rcvd: 211

HTTP

Looking for CNAME of www.iitd.ernet.in
Checking if there is a AAAA for www.iitd.ernet.in ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.iitd.ernet.in aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1503
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.iitd.ernet.in.		IN	AAAA

;; AUTHORITY SECTION:
iitd.ernet.in.		8600	IN	SOA	dns.iitd.ernet.in. n.iitd.ernet.in. 2012051702 3600 3600 1248000 86400

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 11:58:36 2012
;; MSG SIZE  rcvd: 77

Checking other options ... failed too.

SMTP

MX 3 aspmx.l.google.com
Looking for AAAA on ASPMX.L.GOOGLE.COM
MX 3 alt1.aspmx.l.google.com
Looking for AAAA on ALT1.ASPMX.L.GOOGLE.COM
MX 3 alt2.aspmx.l.google.com
Looking for AAAA on ALT2.ASPMX.L.GOOGLE.COM
MX 3 aspmx2.googlemail.com
Looking for AAAA on ASPMX2.GOOGLEMAIL.COM
MX 3 aspmx3.googlemail.com
Looking for AAAA on ASPMX3.GOOGLEMAIL.COM

DNS

Looking for AAAA of NS dns.iitd.ernet.in
No AAAA record for dns.iitd.ernet.in
Looking for AAAA of NS dns3.iitd.ernet.in
No AAAA record for dns3.iitd.ernet.in
Looking for AAAA of NS dns2.iitd.ernet.in
No AAAA record for dns2.iitd.ernet.in
Looking for AAAA of NS dns.cse.iitd.ernet.in
No AAAA record for dns.cse.iitd.ernet.in

NTP

Looking for an A record for ntp.iitd.ernet.in
Looking for an A record for clock.iitd.ernet.in
Looking for an A record for time.iitd.ernet.in
Looking for an A record for chime.iitd.ernet.in

XMPP

Looking for a SRV record for _xmpp-client._tcp.iitd.ernet.in
Looking for a SRV record for _xmpp-server._tcp.iitd.ernet.in

Last Updated: Mon May 21 02:28:42 2012 UTC