Check that www.univdhaka.edu 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 univdhaka.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1509
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			130562	IN	NS	e.root-servers.net.
.			130562	IN	NS	i.root-servers.net.
.			130562	IN	NS	h.root-servers.net.
.			130562	IN	NS	g.root-servers.net.
.			130562	IN	NS	j.root-servers.net.
.			130562	IN	NS	d.root-servers.net.
.			130562	IN	NS	b.root-servers.net.
.			130562	IN	NS	c.root-servers.net.
.			130562	IN	NS	f.root-servers.net.
.			130562	IN	NS	a.root-servers.net.
.			130562	IN	NS	k.root-servers.net.
.			130562	IN	NS	m.root-servers.net.
.			130562	IN	NS	l.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	604688	IN	A	198.41.0.4
a.root-servers.net.	604688	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	476550	IN	A	192.228.79.201
c.root-servers.net.	345933	IN	A	192.33.4.12
d.root-servers.net.	304282	IN	A	128.8.10.90
d.root-servers.net.	304282	IN	AAAA	2001:500:2d::d
e.root-servers.net.	476550	IN	A	192.203.230.10
f.root-servers.net.	756	IN	A	192.5.5.241
f.root-servers.net.	305632	IN	AAAA	2001:500:2f::f
g.root-servers.net.	1420	IN	A	192.112.36.4
h.root-servers.net.	563271	IN	A	128.63.2.53
h.root-servers.net.	563271	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	604796	IN	A	192.36.148.17
i.root-servers.net.	604796	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 14:01:59 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1025
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

;; QUESTION SECTION:
;univdhaka.edu.			IN	SOA

;; AUTHORITY SECTION:
edu.			172800	IN	NS	d.edu-servers.net.
edu.			172800	IN	NS	a.edu-servers.net.
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	l.edu-servers.net.
edu.			172800	IN	NS	c.edu-servers.net.
edu.			172800	IN	NS	f.edu-servers.net.

;; ADDITIONAL SECTION:
a.edu-servers.net.	172800	IN	A	192.5.6.30
c.edu-servers.net.	172800	IN	A	192.26.92.30
d.edu-servers.net.	172800	IN	A	192.31.80.30
f.edu-servers.net.	172800	IN	A	192.35.51.30
g.edu-servers.net.	172800	IN	A	192.42.93.30
l.edu-servers.net.	172800	IN	A	192.41.162.30
g.edu-servers.net.	172800	IN	AAAA	2001:503:cc2c::2:36

;; Query time: 42 msec
;; SERVER: 2001:500:2f::f#53(f.root-servers.net)
;; WHEN: Wed May 23 14:01:59 2012
;; MSG SIZE  rcvd: 266

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1854
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

;; QUESTION SECTION:
;univdhaka.edu.			IN	SOA

;; AUTHORITY SECTION:
univdhaka.edu.		172800	IN	NS	ns1.univdhaka.edu.
univdhaka.edu.		172800	IN	NS	ns2.univdhaka.edu.
univdhaka.edu.		172800	IN	NS	ns3.univdhaka.edu.

;; ADDITIONAL SECTION:
ns1.univdhaka.edu.	172800	IN	A	203.112.196.83
ns2.univdhaka.edu.	172800	IN	A	203.112.196.85
ns3.univdhaka.edu.	172800	IN	A	203.112.194.23

;; Query time: 246 msec
;; SERVER: 192.5.6.30#53(a.edu-servers.net)
;; WHEN: Wed May 23 14:01:59 2012
;; MSG SIZE  rcvd: 133

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1241
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 3

;; QUESTION SECTION:
;univdhaka.edu.			IN	SOA

;; ANSWER SECTION:
univdhaka.edu.		86400	IN	SOA	ns1.univdhaka.edu. jewel.univdhaka.edu. 123 10800 900 604800 86400

;; AUTHORITY SECTION:
univdhaka.edu.		86400	IN	NS	ns1.univdhaka.edu.
univdhaka.edu.		86400	IN	NS	ns2.univdhaka.edu.
univdhaka.edu.		86400	IN	NS	ns3.univdhaka.edu.

;; ADDITIONAL SECTION:
ns1.univdhaka.edu.	86400	IN	A	203.112.196.83
ns2.univdhaka.edu.	86400	IN	A	203.112.196.85
ns3.univdhaka.edu.	86400	IN	A	203.112.194.23

;; Query time: 192 msec
;; SERVER: 203.112.194.23#53(ns3.univdhaka.edu)
;; WHEN: Wed May 23 14:02:00 2012
;; MSG SIZE  rcvd: 175

HTTP

Looking for CNAME of www.univdhaka.edu
Checking if there is a AAAA for www.univdhaka.edu ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.univdhaka.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1177
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.univdhaka.edu.		IN	AAAA

;; ANSWER SECTION:
www.univdhaka.edu.	35094	IN	CNAME	websrv1.univdhaka.edu.

;; AUTHORITY SECTION:
univdhaka.edu.		10800	IN	SOA	ns1.univdhaka.edu. jewel.univdhaka.edu. 123 10800 900 604800 86400

;; Query time: 6 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 14:02:00 2012
;; MSG SIZE  rcvd: 103

Checking other options ... failed too.

SMTP

MX 10 msrv1.univdhaka.edu
Looking for AAAA on msrv1.univdhaka.edu

DNS

Looking for AAAA of NS ns2.univdhaka.edu
No AAAA record for ns2.univdhaka.edu
Looking for AAAA of NS ns3.univdhaka.edu
No AAAA record for ns3.univdhaka.edu
Looking for AAAA of NS ns1.univdhaka.edu
No AAAA record for ns1.univdhaka.edu

NTP

Looking for an A record for ntp.univdhaka.edu
Looking for an A record for clock.univdhaka.edu
Looking for an A record for time.univdhaka.edu
Looking for an A record for chime.univdhaka.edu

XMPP

Looking for a SRV record for _xmpp-client._tcp.univdhaka.edu
Looking for a SRV record for _xmpp-server._tcp.univdhaka.edu

Last Updated: Wed May 23 04:32:03 2012 UTC