Check that www.cua.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 cua.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1690
;; flags: qr ra; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; AUTHORITY SECTION:
.			3600000	IN	NS	A.ROOT-SERVERS.NET.
.			3600000	IN	NS	J.ROOT-SERVERS.NET.
.			3600000	IN	NS	B.ROOT-SERVERS.NET.
.			3600000	IN	NS	L.ROOT-SERVERS.NET.
.			3600000	IN	NS	C.ROOT-SERVERS.NET.
.			3600000	IN	NS	M.ROOT-SERVERS.NET.
.			3600000	IN	NS	I.ROOT-SERVERS.NET.
.			3600000	IN	NS	G.ROOT-SERVERS.NET.
.			3600000	IN	NS	F.ROOT-SERVERS.NET.
.			3600000	IN	NS	H.ROOT-SERVERS.NET.
.			3600000	IN	NS	K.ROOT-SERVERS.NET.
.			3600000	IN	NS	E.ROOT-SERVERS.NET.
.			3600000	IN	NS	D.ROOT-SERVERS.NET.

;; ADDITIONAL SECTION:
A.ROOT-SERVERS.NET.	480080	IN	A	198.41.0.4
A.ROOT-SERVERS.NET.	480080	IN	AAAA	2001:503:ba3e::2:30
B.ROOT-SERVERS.NET.	438344	IN	A	192.228.79.201
C.ROOT-SERVERS.NET.	180738	IN	A	192.33.4.12
D.ROOT-SERVERS.NET.	177292	IN	A	128.8.10.90
D.ROOT-SERVERS.NET.	177292	IN	AAAA	2001:500:2d::d
E.ROOT-SERVERS.NET.	435664	IN	A	192.203.230.10
F.ROOT-SERVERS.NET.	480951	IN	A	192.5.5.241
F.ROOT-SERVERS.NET.	176687	IN	AAAA	2001:500:2f::f
G.ROOT-SERVERS.NET.	481615	IN	A	192.112.36.4
H.ROOT-SERVERS.NET.	438653	IN	A	128.63.2.53
H.ROOT-SERVERS.NET.	438653	IN	AAAA	2001:500:1::803f:235
I.ROOT-SERVERS.NET.	480187	IN	A	192.36.148.17
I.ROOT-SERVERS.NET.	480187	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 00:38:44 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 725
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	f.edu-servers.net.
edu.			172800	IN	NS	d.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	a.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: Fri May 18 00:38:44 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1880
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

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

;; AUTHORITY SECTION:
cua.edu.		172800	IN	NS	ns01.cua.edu.
cua.edu.		172800	IN	NS	ns02.cua.edu.
cua.edu.		172800	IN	NS	ns03.cua.edu.

;; ADDITIONAL SECTION:
ns01.cua.edu.		172800	IN	A	136.242.25.21
ns02.cua.edu.		172800	IN	A	136.242.25.25
ns03.cua.edu.		172800	IN	A	192.245.136.83

;; Query time: 246 msec
;; SERVER: 192.5.6.30#53(a.edu-servers.net)
;; WHEN: Fri May 18 00:38:44 2012
;; MSG SIZE  rcvd: 130

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 188
;; flags: qr aa ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

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

;; ANSWER SECTION:
cua.edu.		14400	IN	SOA	ns01.cua.edu. hostmaster.cua.edu. 444032 10800 3600 259200 14400

;; ADDITIONAL SECTION:
ns01.cua.edu.		14400	IN	A	136.242.25.21

;; Query time: 249 msec
;; SERVER: 136.242.25.25#53(ns02.cua.edu)
;; WHEN: Fri May 18 00:38:45 2012
;; MSG SIZE  rcvd: 93

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.cua.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 160
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

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

;; AUTHORITY SECTION:
cua.edu.		10800	IN	SOA	ns01.cua.edu. hostmaster.cua.edu. 444032 10800 3600 259200 14400

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 00:38:46 2012
;; MSG SIZE  rcvd: 81

Checking other options ... failed too.

SMTP

MX 10 ipmx1.cua.edu
Looking for AAAA on ipmx1.cua.edu
MX 10 ipmx2.cua.edu
Looking for AAAA on ipmx2.cua.edu

DNS

Looking for AAAA of NS ns01.cua.edu
No AAAA record for ns01.cua.edu
Looking for AAAA of NS ns02.cua.edu
No AAAA record for ns02.cua.edu

NTP

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

XMPP

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

Last Updated: Thu May 17 15:08:50 2012 UTC