Check that www.smu.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 smu.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1467
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			173967	IN	NS	m.root-servers.net.
.			173967	IN	NS	f.root-servers.net.
.			173967	IN	NS	c.root-servers.net.
.			173967	IN	NS	j.root-servers.net.
.			173967	IN	NS	d.root-servers.net.
.			173967	IN	NS	i.root-servers.net.
.			173967	IN	NS	l.root-servers.net.
.			173967	IN	NS	g.root-servers.net.
.			173967	IN	NS	k.root-servers.net.
.			173967	IN	NS	e.root-servers.net.
.			173967	IN	NS	a.root-servers.net.
.			173967	IN	NS	h.root-servers.net.
.			173967	IN	NS	b.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	43290	IN	A	198.41.0.4
a.root-servers.net.	43290	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	1554	IN	A	192.228.79.201
c.root-servers.net.	389338	IN	A	192.33.4.12
d.root-servers.net.	347687	IN	A	128.8.10.90
d.root-servers.net.	347687	IN	AAAA	2001:500:2d::d
e.root-servers.net.	603679	IN	A	192.203.230.10
f.root-servers.net.	44161	IN	A	192.5.5.241
f.root-servers.net.	349037	IN	AAAA	2001:500:2f::f
g.root-servers.net.	44825	IN	A	192.112.36.4
h.root-servers.net.	1863	IN	A	128.63.2.53
h.root-servers.net.	1863	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	43397	IN	A	192.36.148.17
i.root-servers.net.	43397	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 01:58:34 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 798
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	a.edu-servers.net.
edu.			172800	IN	NS	c.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	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: 249 msec
;; SERVER: 2001:500:2d::d#53(d.root-servers.net)
;; WHEN: Wed May 23 01:58:34 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1647
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
smu.edu.		172800	IN	NS	pony.cis.smu.edu.
smu.edu.		172800	IN	NS	seas.smu.edu.
smu.edu.		172800	IN	NS	xpony.smu.edu.
smu.edu.		172800	IN	NS	epony.smu.edu.

;; ADDITIONAL SECTION:
pony.cis.smu.edu.	172800	IN	A	129.119.64.10
seas.smu.edu.		172800	IN	A	129.119.3.2
xpony.smu.edu.		172800	IN	A	129.119.64.8
epony.smu.edu.		172800	IN	A	128.42.182.100

;; Query time: 254 msec
;; SERVER: 192.26.92.30#53(c.edu-servers.net)
;; WHEN: Wed May 23 01:58:35 2012
;; MSG SIZE  rcvd: 171

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 200
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 2

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

;; ANSWER SECTION:
smu.edu.		3600	IN	SOA	pony.cis.smu.edu. rbm.postoffice.smu.edu. 354470474 600 1800 2592000 86400

;; AUTHORITY SECTION:
smu.edu.		3600	IN	NS	skynet.cox.smu.edu.
smu.edu.		3600	IN	NS	seas.smu.edu.
smu.edu.		3600	IN	NS	epony.emergency.smu.edu.
smu.edu.		3600	IN	NS	xpony.its.smu.edu.

;; ADDITIONAL SECTION:
seas.smu.edu.		86400	IN	A	129.119.3.2
xpony.its.smu.edu.	3600	IN	A	129.119.64.8

;; Query time: 211 msec
;; SERVER: 129.119.3.2#53(seas.smu.edu)
;; WHEN: Wed May 23 01:58:35 2012
;; MSG SIZE  rcvd: 215

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.smu.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 860
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.smu.edu.		3599	IN	CNAME	sdars18.systems.smu.edu.

;; AUTHORITY SECTION:
smu.edu.		3600	IN	SOA	pony.cis.smu.edu. rbm.postoffice.smu.edu. 354470474 600 1800 2592000 86400

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 01:58:36 2012
;; MSG SIZE  rcvd: 119

Checking other options ... failed too.

SMTP

MX 100 smtap2.systems.smu.edu
Looking for AAAA on smtap2.systems.smu.edu
MX 100 smtap1.systems.smu.edu
Looking for AAAA on smtap1.systems.smu.edu

DNS

Looking for AAAA of NS epony.emergency.smu.edu
No AAAA record for epony.emergency.smu.edu
Looking for AAAA of NS seas.smu.edu
No AAAA record for seas.smu.edu
Looking for AAAA of NS xpony.its.smu.edu
No AAAA record for xpony.its.smu.edu
Looking for AAAA of NS skynet.cox.smu.edu
No AAAA record for skynet.cox.smu.edu

NTP

Looking for an A record for ntp.smu.edu
Looking for an A record for clock.smu.edu
Found an A or AAAA record. Now looking for a AAAA.
Cannot find a AAAA record for clock.smu.edu
Cannot find a AAAA record for clock.ipv6.smu.edu

XMPP

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

Last Updated: Tue May 22 16:28:41 2012 UTC