Check that www.stanford.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 stanford.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1565
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			173960	IN	NS	c.root-servers.net.
.			173960	IN	NS	e.root-servers.net.
.			173960	IN	NS	d.root-servers.net.
.			173960	IN	NS	j.root-servers.net.
.			173960	IN	NS	i.root-servers.net.
.			173960	IN	NS	k.root-servers.net.
.			173960	IN	NS	b.root-servers.net.
.			173960	IN	NS	h.root-servers.net.
.			173960	IN	NS	g.root-servers.net.
.			173960	IN	NS	f.root-servers.net.
.			173960	IN	NS	a.root-servers.net.
.			173960	IN	NS	m.root-servers.net.
.			173960	IN	NS	l.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	43283	IN	A	198.41.0.4
a.root-servers.net.	43283	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	1547	IN	A	192.228.79.201
c.root-servers.net.	389331	IN	A	192.33.4.12
d.root-servers.net.	347680	IN	A	128.8.10.90
d.root-servers.net.	347680	IN	AAAA	2001:500:2d::d
e.root-servers.net.	603672	IN	A	192.203.230.10
f.root-servers.net.	44154	IN	A	192.5.5.241
f.root-servers.net.	349030	IN	AAAA	2001:500:2f::f
g.root-servers.net.	44818	IN	A	192.112.36.4
h.root-servers.net.	1856	IN	A	128.63.2.53
h.root-servers.net.	1856	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	43390	IN	A	192.36.148.17
i.root-servers.net.	43390	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 01:58:41 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1201
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

;; QUESTION SECTION:
;stanford.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: 366 msec
;; SERVER: 2001:500:1::803f:235#53(h.root-servers.net)
;; WHEN: Wed May 23 01:58:41 2012
;; MSG SIZE  rcvd: 268

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 530
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
stanford.edu.		172800	IN	NS	avallone.stanford.edu.
stanford.edu.		172800	IN	NS	atalante.stanford.edu.
stanford.edu.		172800	IN	NS	argus.stanford.edu.
stanford.edu.		172800	IN	NS	aerathea.stanford.edu.

;; ADDITIONAL SECTION:
avallone.stanford.edu.	172800	IN	A	171.64.7.88
avallone.stanford.edu.	172800	IN	AAAA	2607:f6d0:0:9116::ab40:758
atalante.stanford.edu.	172800	IN	A	171.64.7.61
atalante.stanford.edu.	172800	IN	AAAA	2607:f6d0:0:d32::ab40:73d
argus.stanford.edu.	172800	IN	A	171.64.7.115
argus.stanford.edu.	172800	IN	AAAA	2607:f6d0:0:9113::ab40:773
aerathea.stanford.edu.	172800	IN	A	152.3.104.250

;; Query time: 236 msec
;; SERVER: 192.31.80.30#53(d.edu-servers.net)
;; WHEN: Wed May 23 01:58:41 2012
;; MSG SIZE  rcvd: 267

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 260
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 7

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

;; ANSWER SECTION:
stanford.edu.		172800	IN	SOA	Argus.stanford.edu. hostmaster.stanford.edu. 2012052209 1200 600 604800 1800

;; AUTHORITY SECTION:
stanford.edu.		172800	IN	NS	Avallone.stanford.edu.
stanford.edu.		172800	IN	NS	Argus.stanford.edu.
stanford.edu.		172800	IN	NS	Aerathea.stanford.edu.
stanford.edu.		172800	IN	NS	Atalante.stanford.edu.

;; ADDITIONAL SECTION:
Argus.stanford.edu.	1800	IN	A	171.64.7.115
Argus.stanford.edu.	1800	IN	AAAA	2607:f6d0:0:9113::ab40:773
Aerathea.stanford.edu.	1800	IN	A	152.3.104.250
Atalante.stanford.edu.	1800	IN	A	171.64.7.61
Atalante.stanford.edu.	1800	IN	AAAA	2607:f6d0:0:d32::ab40:73d
Avallone.stanford.edu.	1800	IN	A	171.64.7.88
Avallone.stanford.edu.	1800	IN	AAAA	2607:f6d0:0:9116::ab40:758

;; Query time: 249 msec
;; SERVER: 152.3.104.250#53(aerathea.stanford.edu)
;; WHEN: Wed May 23 01:58:44 2012
;; MSG SIZE  rcvd: 314

HTTP

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

HEAD / HTTP/1.1
Host: www.stanford.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 16:28:45 GMT
Server: Apache
Set-Cookie: COOKIE_DEVICE_CLASS=desktop; path=/; domain=.stanford.edu
Accept-Ranges: bytes
Content-Type: text/html

Accessed / [2607:f6d0:0:925a:0:0:ab43:d7c8] Response: HTTP/1.1 200 OK

SMTP

MX 20 mx3.stanford.edu
Looking for AAAA on mx3.stanford.edu
MX 20 mx2.stanford.edu
Looking for AAAA on mx2.stanford.edu
MX 20 mx1.stanford.edu
Looking for AAAA on mx1.stanford.edu

DNS

Looking for AAAA of NS Atalante.stanford.edu
Querying 2607:f6d0:0:d32:0:0:ab40:73d for SOA of stanford.edu over IPv6 ... successful!
Looking for AAAA of NS Avallone.stanford.edu
Querying 2607:f6d0:0:9116:0:0:ab40:758 for SOA of stanford.edu over IPv6 ... FAILED
Looking for AAAA of NS Aerathea.stanford.edu
No AAAA record for Aerathea.stanford.edu
Looking for AAAA of NS Argus.stanford.edu
Querying 2607:f6d0:0:9113:0:0:ab40:773 for SOA of stanford.edu over IPv6 ... FAILED

NTP

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

XMPP

Looking for a SRV record for _xmpp-client._tcp.stanford.edu
Found XMPP client im1.Stanford.EDU (5, 5222)
Trying to connect to 171.67.216.154 on 5222 ... Connection succeeded
Looking for a SRV record for _xmpp-server._tcp.stanford.edu
Found XMPP server im1.Stanford.EDU (5, 5269)
Trying to connect to 171.67.216.154 on 5269 ... Can't bind to port: IO::Socket::INET: connect: Connection refused
No equivalent IPv6 service found.

Last Updated: Tue May 22 16:33:49 2012 UTC