Check that www.wustl.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 wustl.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 438
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			166014	IN	NS	e.root-servers.net.
.			166014	IN	NS	m.root-servers.net.
.			166014	IN	NS	i.root-servers.net.
.			166014	IN	NS	g.root-servers.net.
.			166014	IN	NS	b.root-servers.net.
.			166014	IN	NS	a.root-servers.net.
.			166014	IN	NS	j.root-servers.net.
.			166014	IN	NS	c.root-servers.net.
.			166014	IN	NS	k.root-servers.net.
.			166014	IN	NS	d.root-servers.net.
.			166014	IN	NS	h.root-servers.net.
.			166014	IN	NS	f.root-servers.net.
.			166014	IN	NS	l.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	35337	IN	A	198.41.0.4
a.root-servers.net.	35337	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	512002	IN	A	192.228.79.201
c.root-servers.net.	381385	IN	A	192.33.4.12
d.root-servers.net.	339734	IN	A	128.8.10.90
d.root-servers.net.	339734	IN	AAAA	2001:500:2d::d
e.root-servers.net.	512002	IN	A	192.203.230.10
f.root-servers.net.	36208	IN	A	192.5.5.241
f.root-servers.net.	341084	IN	AAAA	2001:500:2f::f
g.root-servers.net.	36872	IN	A	192.112.36.4
h.root-servers.net.	598723	IN	A	128.63.2.53
h.root-servers.net.	598723	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	35444	IN	A	192.36.148.17
i.root-servers.net.	35444	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 04:11:07 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1984
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

;; QUESTION SECTION:
;wustl.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	f.edu-servers.net.
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	l.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: 23 msec
;; SERVER: 192.203.230.10#53(e.root-servers.net)
;; WHEN: Wed May 23 04:11:07 2012
;; MSG SIZE  rcvd: 265

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1243
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 5, ADDITIONAL: 5

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

;; AUTHORITY SECTION:
wustl.edu.		172800	IN	NS	alpha.louisiana.edu.
wustl.edu.		172800	IN	NS	ns00.ip.wustl.edu.
wustl.edu.		172800	IN	NS	ns01.ip.wustl.edu.
wustl.edu.		172800	IN	NS	ns02.ip.wustl.edu.
wustl.edu.		172800	IN	NS	ns03.ip.wustl.edu.

;; ADDITIONAL SECTION:
alpha.louisiana.edu.	172800	IN	A	130.70.128.2
ns00.ip.wustl.edu.	172800	IN	A	128.252.0.1
ns01.ip.wustl.edu.	172800	IN	A	128.252.0.9
ns02.ip.wustl.edu.	172800	IN	A	128.252.0.17
ns03.ip.wustl.edu.	172800	IN	A	128.252.0.25

;; Query time: 260 msec
;; SERVER: 192.26.92.30#53(c.edu-servers.net)
;; WHEN: Wed May 23 04:11:07 2012
;; MSG SIZE  rcvd: 216

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 409
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

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

;; ANSWER SECTION:
wustl.edu.		43200	IN	SOA	ns00.ip.wustl.edu. noc.wustl.edu. 2004861958 600 300 604800 43200

;; Query time: 228 msec
;; SERVER: 128.252.0.1#53(ns00.ip.wustl.edu)
;; WHEN: Wed May 23 04:11:08 2012
;; MSG SIZE  rcvd: 75

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.wustl.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 33
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

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

;; AUTHORITY SECTION:
wustl.edu.		10800	IN	SOA	ns00.ip.wustl.edu. noc.wustl.edu. 2004861948 600 300 604800 43200

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 04:11:09 2012
;; MSG SIZE  rcvd: 79

Checking other options ... succeeded as ipv6.wustl.edu.
Sending...

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

Reading ...

HTTP/1.1 403 Forbidden
Date: Tue, 22 May 2012 18:41:10 GMT
Server: Microsoft-IIS/6.0
Content-Length: 1758
Content-Type: text/html
X-Powered-By: ASP.NET
Set-Cookie: BIGipServerpool_IISWebHosting-80=2269772928.20480.0000; path=/
Via: 1.1 ipv6.wustl.edu
Vary: Accept-Encoding

Accessed / [2604:3e00:2:0:0:0:0:6] Response: HTTP/1.1 403 Forbidden

SMTP

MX 10 eps.mx.wustl.edu
Looking for AAAA on eps.mx.wustl.edu
MX 10 med.mx.wustl.edu
Looking for AAAA on med.mx.wustl.edu

DNS

Looking for AAAA of NS ns02.ip.wustl.edu
No AAAA record for ns02.ip.wustl.edu
Looking for AAAA of NS ns00.ip.wustl.edu
No AAAA record for ns00.ip.wustl.edu
Looking for AAAA of NS ns03.ip.wustl.edu
Querying 2604:3e00:0:4:0:0:0:1 for SOA of wustl.edu over IPv6 ... successful!
Looking for AAAA of NS NS1.wustl.edu
No AAAA record for NS1.wustl.edu
Looking for AAAA of NS ns01.ip.wustl.edu
No AAAA record for ns01.ip.wustl.edu
Looking for AAAA of NS alpha.louisiana.edu
No AAAA record for alpha.louisiana.edu

NTP

Looking for an A record for ntp.wustl.edu
Found an A or AAAA record. Now looking for a AAAA.
ntpdate -sq ntp.wustl.edu (2604:3e00:2:0:0:0:0:5)
server 2604:3e00:2::5, stratum 2, offset -0.005742, delay 0.31313

XMPP

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

Last Updated: Tue May 22 18:41:15 2012 UTC