Check that www.georgetown.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 georgetown.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 795
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			263590	IN	NS	b.root-servers.net.
.			263590	IN	NS	i.root-servers.net.
.			263590	IN	NS	a.root-servers.net.
.			263590	IN	NS	k.root-servers.net.
.			263590	IN	NS	m.root-servers.net.
.			263590	IN	NS	h.root-servers.net.
.			263590	IN	NS	g.root-servers.net.
.			263590	IN	NS	l.root-servers.net.
.			263590	IN	NS	e.root-servers.net.
.			263590	IN	NS	f.root-servers.net.
.			263590	IN	NS	c.root-servers.net.
.			263590	IN	NS	d.root-servers.net.
.			263590	IN	NS	j.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	132913	IN	A	198.41.0.4
a.root-servers.net.	132913	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	91177	IN	A	192.228.79.201
c.root-servers.net.	478961	IN	A	192.33.4.12
d.root-servers.net.	437310	IN	A	128.8.10.90
d.root-servers.net.	437310	IN	AAAA	2001:500:2d::d
e.root-servers.net.	88497	IN	A	192.203.230.10
f.root-servers.net.	133784	IN	A	192.5.5.241
f.root-servers.net.	438660	IN	AAAA	2001:500:2f::f
g.root-servers.net.	134448	IN	A	192.112.36.4
h.root-servers.net.	91486	IN	A	128.63.2.53
h.root-servers.net.	91486	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	133020	IN	A	192.36.148.17
i.root-servers.net.	133020	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 01:04:51 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1199
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

;; QUESTION SECTION:
;georgetown.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: 254 msec
;; SERVER: 2001:500:1::803f:235#53(h.root-servers.net)
;; WHEN: Tue May 22 01:04:51 2012
;; MSG SIZE  rcvd: 270

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1721
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
georgetown.edu.		172800	IN	NS	pdns3.ultradns.org.
georgetown.edu.		172800	IN	NS	pdns4.ultradns.org.
georgetown.edu.		172800	IN	NS	pdns1.ultradns.net.
georgetown.edu.		172800	IN	NS	pdns2.ultradns.net.
georgetown.edu.		172800	IN	NS	pdns5.ultradns.info.
georgetown.edu.		172800	IN	NS	pdns6.ultradns.co.uk.

;; ADDITIONAL SECTION:
pdns1.ultradns.net.	172800	IN	AAAA	2001:502:f3ff::1
pdns1.ultradns.net.	172800	IN	A	204.74.108.1
pdns2.ultradns.net.	172800	IN	A	204.74.109.1
pdns2.ultradns.net.	172800	IN	AAAA	2610:a1:1014::1

;; Query time: 180 msec
;; SERVER: 192.35.51.30#53(f.edu-servers.net)
;; WHEN: Tue May 22 01:04:51 2012
;; MSG SIZE  rcvd: 291

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 997
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 0

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

;; ANSWER SECTION:
georgetown.edu.		86400	IN	SOA	pdns1.ultradns.net. ncs-ino.georgetown.edu. 2012052104 1800 300 4320000 86400

;; AUTHORITY SECTION:
georgetown.edu.		86400	IN	NS	pdns1.ultradns.net.
georgetown.edu.		86400	IN	NS	pdns2.ultradns.net.
georgetown.edu.		86400	IN	NS	pdns3.ultradns.org.
georgetown.edu.		86400	IN	NS	pdns4.ultradns.org.
georgetown.edu.		86400	IN	NS	pdns5.ultradns.info.
georgetown.edu.		86400	IN	NS	pdns6.ultradns.co.uk.

;; Query time: 173 msec
;; SERVER: 2001:502:f3ff::1#53(pdns1.ultradns.net)
;; WHEN: Tue May 22 01:04:52 2012
;; MSG SIZE  rcvd: 247

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.georgetown.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1587
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.georgetown.edu.	899	IN	CNAME	georgetown.edu.

;; AUTHORITY SECTION:
georgetown.edu.		10799	IN	SOA	pdns1.ultradns.net. ncs-ino.georgetown.edu. 2012052104 1800 300 4320000 86400

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 01:04:53 2012
;; MSG SIZE  rcvd: 112

Checking other options ... failed too.

SMTP

MX 10 ext-postoffice.georgetown.edu
Looking for AAAA on ext-postoffice.georgetown.edu

DNS

Looking for AAAA of NS pdns6.ultradns.co.uk
No AAAA record for pdns6.ultradns.co.uk
Looking for AAAA of NS pdns1.ultradns.net
Querying 2001:502:f3ff:0:0:0:0:1 for SOA of georgetown.edu over IPv6 ... successful!
Looking for AAAA of NS pdns4.ultradns.org
Querying 2001:502:4612:0:0:0:0:1 for SOA of georgetown.edu over IPv6 ... successful!
Looking for AAAA of NS pdns3.ultradns.org
Querying 2610:a1:1015:0:0:0:0:2 for SOA of georgetown.edu over IPv6 ... successful!
Looking for AAAA of NS pdns5.ultradns.info
No AAAA record for pdns5.ultradns.info
Looking for AAAA of NS pdns2.ultradns.net
Querying 2610:a1:1014:0:0:0:0:2 for SOA of georgetown.edu over IPv6 ... successful!

NTP

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

XMPP

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

Last Updated: Mon May 21 15:34:55 2012 UTC