Check that www.ucsf.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 ucsf.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1683
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			171014	IN	NS	d.root-servers.net.
.			171014	IN	NS	b.root-servers.net.
.			171014	IN	NS	j.root-servers.net.
.			171014	IN	NS	h.root-servers.net.
.			171014	IN	NS	a.root-servers.net.
.			171014	IN	NS	g.root-servers.net.
.			171014	IN	NS	f.root-servers.net.
.			171014	IN	NS	e.root-servers.net.
.			171014	IN	NS	l.root-servers.net.
.			171014	IN	NS	i.root-servers.net.
.			171014	IN	NS	c.root-servers.net.
.			171014	IN	NS	k.root-servers.net.
.			171014	IN	NS	m.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	40337	IN	A	198.41.0.4
a.root-servers.net.	40337	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	517002	IN	A	192.228.79.201
c.root-servers.net.	386385	IN	A	192.33.4.12
d.root-servers.net.	344734	IN	A	128.8.10.90
d.root-servers.net.	344734	IN	AAAA	2001:500:2d::d
e.root-servers.net.	517002	IN	A	192.203.230.10
f.root-servers.net.	41208	IN	A	192.5.5.241
f.root-servers.net.	346084	IN	AAAA	2001:500:2f::f
g.root-servers.net.	41872	IN	A	192.112.36.4
h.root-servers.net.	603723	IN	A	128.63.2.53
h.root-servers.net.	603723	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	40444	IN	A	192.36.148.17
i.root-servers.net.	40444	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 02:47:47 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 81
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	d.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: 150 msec
;; SERVER: 2001:503:ba3e::2:30#53(a.root-servers.net)
;; WHEN: Wed May 23 02:47:47 2012
;; MSG SIZE  rcvd: 261

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1623
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
ucsf.edu.		172800	IN	NS	ucsfns1.ucsf.edu.
ucsf.edu.		172800	IN	NS	ucsfns2.ucsf.edu.
ucsf.edu.		172800	IN	NS	adns1.berkeley.edu.
ucsf.edu.		172800	IN	NS	adns2.berkeley.edu.

;; ADDITIONAL SECTION:
ucsfns1.ucsf.edu.	172800	IN	A	128.218.254.10
ucsfns2.ucsf.edu.	172800	IN	A	128.218.254.40
adns1.berkeley.edu.	172800	IN	A	128.32.136.3
adns2.berkeley.edu.	172800	IN	A	128.32.136.14

;; Query time: 248 msec
;; SERVER: 192.5.6.30#53(a.edu-servers.net)
;; WHEN: Wed May 23 02:47:47 2012
;; MSG SIZE  rcvd: 183

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1033
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 6

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

;; ANSWER SECTION:
ucsf.edu.		3600	IN	SOA	UCSFNS1.ucsf.edu. ens-noc.its.ucsf.edu. 178828 3600 900 604800 86400

;; AUTHORITY SECTION:
ucsf.edu.		3600	IN	NS	adns1.Berkeley.edu.
ucsf.edu.		3600	IN	NS	ucsfns2.ucsf.edu.
ucsf.edu.		3600	IN	NS	adns2.Berkeley.edu.
ucsf.edu.		3600	IN	NS	UCSFNS1.ucsf.edu.

;; ADDITIONAL SECTION:
adns1.Berkeley.edu.	172800	IN	A	128.32.136.3
adns1.Berkeley.edu.	3600	IN	AAAA	2607:f140:ffff:fffe::3
adns2.Berkeley.edu.	172800	IN	A	128.32.136.14
adns2.Berkeley.edu.	3600	IN	AAAA	2607:f140:ffff:fffe::e
UCSFNS1.ucsf.edu.	3600	IN	A	128.218.254.10
ucsfns2.ucsf.edu.	3600	IN	A	128.218.254.40

;; Query time: 210 msec
;; SERVER: 2607:f140:ffff:fffe::3#53(adns1.berkeley.edu)
;; WHEN: Wed May 23 02:47:48 2012
;; MSG SIZE  rcvd: 287

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.ucsf.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 427
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

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

;; AUTHORITY SECTION:
ucsf.edu.		3600	IN	SOA	UCSFNS1.ucsf.edu. ens-noc.its.ucsf.edu. 178828 3600 900 604800 86400

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 02:47:48 2012
;; MSG SIZE  rcvd: 86

Checking other options ... failed too.

SMTP

MX 20 cuda.ucsf.edu
Looking for AAAA on cuda.ucsf.edu
MX 20 jingo.ucsf.edu
Looking for AAAA on jingo.ucsf.edu
MX 20 jango.ucsf.edu
Looking for AAAA on jango.ucsf.edu

DNS

Looking for AAAA of NS adns2.Berkeley.edu
Querying 2607:f140:ffff:fffe:0:0:0:e for SOA of ucsf.edu over IPv6 ... successful!
Looking for AAAA of NS ucsfns2.ucsf.edu
No AAAA record for ucsfns2.ucsf.edu
Looking for AAAA of NS ucsfns1.ucsf.edu
No AAAA record for ucsfns1.ucsf.edu
Looking for AAAA of NS adns1.Berkeley.edu
Querying 2607:f140:ffff:fffe:0:0:0:3 for SOA of ucsf.edu over IPv6 ... successful!

NTP

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

XMPP

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

Last Updated: Tue May 22 17:17:53 2012 UTC