Check that www.depaul.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 depaul.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 320
;; flags: qr ra; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; AUTHORITY SECTION:
.			3600000	IN	NS	L.ROOT-SERVERS.NET.
.			3600000	IN	NS	I.ROOT-SERVERS.NET.
.			3600000	IN	NS	G.ROOT-SERVERS.NET.
.			3600000	IN	NS	E.ROOT-SERVERS.NET.
.			3600000	IN	NS	C.ROOT-SERVERS.NET.
.			3600000	IN	NS	F.ROOT-SERVERS.NET.
.			3600000	IN	NS	A.ROOT-SERVERS.NET.
.			3600000	IN	NS	B.ROOT-SERVERS.NET.
.			3600000	IN	NS	D.ROOT-SERVERS.NET.
.			3600000	IN	NS	M.ROOT-SERVERS.NET.
.			3600000	IN	NS	K.ROOT-SERVERS.NET.
.			3600000	IN	NS	H.ROOT-SERVERS.NET.
.			3600000	IN	NS	J.ROOT-SERVERS.NET.

;; ADDITIONAL SECTION:
A.ROOT-SERVERS.NET.	479488	IN	A	198.41.0.4
A.ROOT-SERVERS.NET.	479488	IN	AAAA	2001:503:ba3e::2:30
B.ROOT-SERVERS.NET.	437752	IN	A	192.228.79.201
C.ROOT-SERVERS.NET.	180146	IN	A	192.33.4.12
D.ROOT-SERVERS.NET.	176700	IN	A	128.8.10.90
D.ROOT-SERVERS.NET.	176700	IN	AAAA	2001:500:2d::d
E.ROOT-SERVERS.NET.	435072	IN	A	192.203.230.10
F.ROOT-SERVERS.NET.	480359	IN	A	192.5.5.241
F.ROOT-SERVERS.NET.	176095	IN	AAAA	2001:500:2f::f
G.ROOT-SERVERS.NET.	481023	IN	A	192.112.36.4
H.ROOT-SERVERS.NET.	438061	IN	A	128.63.2.53
H.ROOT-SERVERS.NET.	438061	IN	AAAA	2001:500:1::803f:235
I.ROOT-SERVERS.NET.	479595	IN	A	192.36.148.17
I.ROOT-SERVERS.NET.	479595	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 00:48:36 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 605
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	f.edu-servers.net.
edu.			172800	IN	NS	d.edu-servers.net.
edu.			172800	IN	NS	a.edu-servers.net.
edu.			172800	IN	NS	l.edu-servers.net.
edu.			172800	IN	NS	c.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: 130 msec
;; SERVER: 192.112.36.4#53(G.ROOT-SERVERS.NET)
;; WHEN: Fri May 18 00:48:37 2012
;; MSG SIZE  rcvd: 263

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 479
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

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

;; AUTHORITY SECTION:
depaul.edu.		172800	IN	NS	ns2.depaul.edu.
depaul.edu.		172800	IN	NS	ns1.depaul.edu.
depaul.edu.		172800	IN	NS	ns4.depaul.edu.

;; ADDITIONAL SECTION:
ns2.depaul.edu.		172800	IN	A	140.192.239.2
ns1.depaul.edu.		172800	IN	A	140.192.0.2
ns4.depaul.edu.		172800	IN	A	64.30.240.250

;; Query time: 132 msec
;; SERVER: 2001:503:cc2c::2:36#53(g.edu-servers.net)
;; WHEN: Fri May 18 00:48:37 2012
;; MSG SIZE  rcvd: 130

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 713
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 3

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

;; ANSWER SECTION:
depaul.edu.		86400	IN	SOA	ns1.depaul.edu. networks.depaul.edu. 2012051103 28800 7200 604800 300

;; AUTHORITY SECTION:
depaul.edu.		86400	IN	NS	ns4.depaul.edu.
depaul.edu.		86400	IN	NS	ns2.depaul.edu.
depaul.edu.		86400	IN	NS	ns1.depaul.edu.

;; ADDITIONAL SECTION:
ns1.depaul.edu.		86400	IN	A	140.192.0.2
ns2.depaul.edu.		86400	IN	A	140.192.239.2
ns4.depaul.edu.		86400	IN	A	64.30.240.250

;; Query time: 271 msec
;; SERVER: 64.30.240.250#53(ns4.depaul.edu)
;; WHEN: Fri May 18 00:48:38 2012
;; MSG SIZE  rcvd: 175

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.depaul.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 838
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.depaul.edu.		300	IN	CNAME	www.lb.depaul.edu.

;; AUTHORITY SECTION:
lb.depaul.edu.		60	IN	SOA	ns1.lb.depaul.edu. hostmaster.ns1.lb.depaul.edu. 160 10800 3600 604800 60

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 00:48:38 2012
;; MSG SIZE  rcvd: 104

Checking other options ... failed too.

SMTP

MX 3 depaul.edu.s5a1.psmtp.com
Looking for AAAA on depaul.edu.s5a1.psmtp.com
MX 3 depaul.edu.s5a2.psmtp.com
Looking for AAAA on depaul.edu.s5a2.psmtp.com
MX 3 depaul.edu.s5b1.psmtp.com
Looking for AAAA on depaul.edu.s5b1.psmtp.com
MX 3 depaul.edu.s5b2.psmtp.com
Looking for AAAA on depaul.edu.s5b2.psmtp.com

DNS

Looking for AAAA of NS ns2.depaul.edu
No AAAA record for ns2.depaul.edu
Looking for AAAA of NS ns4.depaul.edu
No AAAA record for ns4.depaul.edu
Looking for AAAA of NS ns1.depaul.edu
No AAAA record for ns1.depaul.edu

NTP

Looking for an A record for ntp.depaul.edu
Looking for an A record for clock.depaul.edu
Looking for an A record for time.depaul.edu
Looking for an A record for chime.depaul.edu

XMPP

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

Last Updated: Thu May 17 15:18:43 2012 UTC