Check that www.usf.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 usf.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 934
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			167785	IN	NS	b.root-servers.net.
.			167785	IN	NS	m.root-servers.net.
.			167785	IN	NS	c.root-servers.net.
.			167785	IN	NS	e.root-servers.net.
.			167785	IN	NS	i.root-servers.net.
.			167785	IN	NS	f.root-servers.net.
.			167785	IN	NS	g.root-servers.net.
.			167785	IN	NS	l.root-servers.net.
.			167785	IN	NS	j.root-servers.net.
.			167785	IN	NS	a.root-servers.net.
.			167785	IN	NS	h.root-servers.net.
.			167785	IN	NS	k.root-servers.net.
.			167785	IN	NS	d.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	37108	IN	A	198.41.0.4
a.root-servers.net.	37108	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	513773	IN	A	192.228.79.201
c.root-servers.net.	383156	IN	A	192.33.4.12
d.root-servers.net.	341505	IN	A	128.8.10.90
d.root-servers.net.	341505	IN	AAAA	2001:500:2d::d
e.root-servers.net.	513773	IN	A	192.203.230.10
f.root-servers.net.	37979	IN	A	192.5.5.241
f.root-servers.net.	342855	IN	AAAA	2001:500:2f::f
g.root-servers.net.	38643	IN	A	192.112.36.4
h.root-servers.net.	600494	IN	A	128.63.2.53
h.root-servers.net.	600494	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	37215	IN	A	192.36.148.17
i.root-servers.net.	37215	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 03:41:36 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:
;usf.edu.			IN	SOA

;; AUTHORITY SECTION:
edu.			172800	IN	NS	c.edu-servers.net.
edu.			172800	IN	NS	a.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
g.edu-servers.net.	172800	IN	AAAA	2001:503:cc2c::2:36
l.edu-servers.net.	172800	IN	A	192.41.162.30

;; Query time: 134 msec
;; SERVER: 2001:503:ba3e::2:30#53(a.root-servers.net)
;; WHEN: Wed May 23 03:41:36 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1374
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 6

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

;; AUTHORITY SECTION:
usf.edu.		172800	IN	NS	mother.usf.edu.
usf.edu.		172800	IN	NS	ziggy.usf.edu.
usf.edu.		172800	IN	NS	clemson-ns1.usf.edu.

;; ADDITIONAL SECTION:
mother.usf.edu.		172800	IN	A	131.247.100.1
mother.usf.edu.		172800	IN	AAAA	2607:fe50:0:f201::2
ziggy.usf.edu.		172800	IN	A	131.247.1.40
ziggy.usf.edu.		172800	IN	AAAA	2607:fe50:0:102::2
clemson-ns1.usf.edu.	172800	IN	A	205.186.58.129
clemson-ns1.usf.edu.	172800	IN	AAAA	2605:4000:1200:2::129

;; Query time: 132 msec
;; SERVER: 2001:503:cc2c::2:36#53(g.edu-servers.net)
;; WHEN: Wed May 23 03:41:36 2012
;; MSG SIZE  rcvd: 224

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1517
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 6

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

;; ANSWER SECTION:
usf.edu.		259200	IN	SOA	mother.usf.edu. postmaster.mother.usf.edu. 2012051001 7200 1200 864000 7200

;; AUTHORITY SECTION:
usf.edu.		259200	IN	NS	mother.usf.edu.
usf.edu.		259200	IN	NS	clemson-ns1.usf.edu.
usf.edu.		259200	IN	NS	ziggy.usf.edu.

;; ADDITIONAL SECTION:
ziggy.usf.edu.		259200	IN	A	131.247.1.40
ziggy.usf.edu.		900	IN	AAAA	2607:fe50:0:102::2
mother.usf.edu.		259200	IN	A	131.247.100.1
mother.usf.edu.		900	IN	AAAA	2607:fe50:0:f201::2
clemson-ns1.usf.edu.	259200	IN	A	205.186.58.129
clemson-ns1.usf.edu.	259200	IN	AAAA	2605:4000:1200:2::129

;; Query time: 257 msec
;; SERVER: 2605:4000:1200:2::129#53(clemson-ns1.usf.edu)
;; WHEN: Wed May 23 03:41:36 2012
;; MSG SIZE  rcvd: 271

HTTP

Looking for CNAME of www.usf.edu
Checking if there is a AAAA for www.usf.edu ... success.
Sending...

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

Reading ...

HTTP/1.1 200 OK
Cache-Control: private
Content-Length: 20436
Content-Type: text/html; charset=utf-8
Server: Microsoft-IIS/7.5
X-AspNet-Version: 2.0.50727
X-Powered-By: ASP.NET
Date: Tue, 22 May 2012 18:11:38 GMT

Accessed / [2607:fe50:0:f302:0:0:0:249] Response: HTTP/1.1 200 OK

SMTP

MX 1 cuda03.forest.usf.edu
Looking for AAAA on cuda03.forest.usf.edu
MX 1 cuda02.forest.usf.edu
Looking for AAAA on cuda02.forest.usf.edu

DNS

Looking for AAAA of NS ziggy.usf.edu
Querying 2607:fe50:0:102:0:0:0:2 for SOA of usf.edu over IPv6 ... successful!
Looking for AAAA of NS mother.usf.edu
Querying 2607:fe50:0:f201:0:0:0:2 for SOA of usf.edu over IPv6 ... successful!
Looking for AAAA of NS clemson-ns1.usf.edu
Querying 2605:4000:1200:2:0:0:0:129 for SOA of usf.edu over IPv6 ... successful!

NTP

Looking for an A record for ntp.usf.edu
Found an A or AAAA record. Now looking for a AAAA.
ntpdate -sq ntp.usf.edu (2607:fe50:0:f201:0:0:0:2)
server 2607:fe50:0:f201::2, stratum 2, offset -0.017832, delay 0.28973

XMPP

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

Last Updated: Tue May 22 18:11:43 2012 UTC