Check that www.rpi.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 rpi.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1321
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			174258	IN	NS	i.root-servers.net.
.			174258	IN	NS	d.root-servers.net.
.			174258	IN	NS	h.root-servers.net.
.			174258	IN	NS	b.root-servers.net.
.			174258	IN	NS	c.root-servers.net.
.			174258	IN	NS	e.root-servers.net.
.			174258	IN	NS	f.root-servers.net.
.			174258	IN	NS	g.root-servers.net.
.			174258	IN	NS	a.root-servers.net.
.			174258	IN	NS	j.root-servers.net.
.			174258	IN	NS	l.root-servers.net.
.			174258	IN	NS	m.root-servers.net.
.			174258	IN	NS	k.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	43581	IN	A	198.41.0.4
a.root-servers.net.	43581	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	1845	IN	A	192.228.79.201
c.root-servers.net.	389629	IN	A	192.33.4.12
d.root-servers.net.	347978	IN	A	128.8.10.90
d.root-servers.net.	347978	IN	AAAA	2001:500:2d::d
e.root-servers.net.	603970	IN	A	192.203.230.10
f.root-servers.net.	44452	IN	A	192.5.5.241
f.root-servers.net.	349328	IN	AAAA	2001:500:2f::f
g.root-servers.net.	45116	IN	A	192.112.36.4
h.root-servers.net.	2154	IN	A	128.63.2.53
h.root-servers.net.	2154	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	43688	IN	A	192.36.148.17
i.root-servers.net.	43688	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 01:53:43 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1574
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	d.edu-servers.net.
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	c.edu-servers.net.
edu.			172800	IN	NS	a.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: 133 msec
;; SERVER: 2001:503:ba3e::2:30#53(a.root-servers.net)
;; WHEN: Wed May 23 01:53:43 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1543
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

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

;; AUTHORITY SECTION:
rpi.edu.		172800	IN	NS	dns2.rpi.edu.
rpi.edu.		172800	IN	NS	dns3.rpi.edu.
rpi.edu.		172800	IN	NS	dns11.rpi.edu.

;; ADDITIONAL SECTION:
dns2.rpi.edu.		172800	IN	A	128.113.1.4
dns3.rpi.edu.		172800	IN	A	128.113.3.41
dns11.rpi.edu.		172800	IN	A	129.5.16.237

;; Query time: 248 msec
;; SERVER: 192.5.6.30#53(a.edu-servers.net)
;; WHEN: Wed May 23 01:53:44 2012
;; MSG SIZE  rcvd: 131

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1468
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

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

;; ANSWER SECTION:
rpi.edu.		3600	IN	SOA	rpi.edu. hostmaster.rpi.edu. 404269172 14400 3600 604800 3600

;; Query time: 773 msec
;; SERVER: 2620:0:2820:a::2#53(dns2.rpi.edu)
;; WHEN: Wed May 23 01:53:45 2012
;; MSG SIZE  rcvd: 72

HTTP

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

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

Reading ...

HTTP/1.1 200 OK
Date: Tue, 22 May 2012 16:22:03 GMT
Server: Apache/2.2.3 (Red Hat)
Last-Modified: Mon, 21 May 2012 20:26:30 GMT
ETag: "2a015c90-bec5-4c091b79aa980"
Accept-Ranges: bytes
Content-Length: 48837
Connection: close
Content-Type: text/html; charset=UTF-8

Accessed / [2620:0:2820:26:0:0:0:112] Response: HTTP/1.1 200 OK

SMTP

MX 1 mail.rpi.edu
Looking for AAAA on mail.rpi.edu

DNS

Looking for AAAA of NS dns2.rpi.edu
Querying 2620:0:2820:a:0:0:0:2 for SOA of rpi.edu over IPv6 ... successful!
Looking for AAAA of NS dns11.rpi.edu
No AAAA record for dns11.rpi.edu
Looking for AAAA of NS dns3.rpi.edu
Querying 2620:0:2820:3:0:0:0:2 for SOA of rpi.edu over IPv6 ... successful!

NTP

Looking for an A record for ntp.rpi.edu
Found an A or AAAA record. Now looking for a AAAA.
ntpdate -sq ntp.rpi.edu (2620:0:2820:a3:0:0:0:37)
server 2620:0:2820:a3::37, stratum 2, offset -0.016586, delay 0.30081

XMPP

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

Last Updated: Tue May 22 16:23:51 2012 UTC