Check that www.drexel.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 drexel.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 620
;; flags: qr ra; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

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

;; ADDITIONAL SECTION:
A.ROOT-SERVERS.NET.	479481	IN	A	198.41.0.4
A.ROOT-SERVERS.NET.	479481	IN	AAAA	2001:503:ba3e::2:30
B.ROOT-SERVERS.NET.	437745	IN	A	192.228.79.201
C.ROOT-SERVERS.NET.	180139	IN	A	192.33.4.12
D.ROOT-SERVERS.NET.	176693	IN	A	128.8.10.90
D.ROOT-SERVERS.NET.	176693	IN	AAAA	2001:500:2d::d
E.ROOT-SERVERS.NET.	435065	IN	A	192.203.230.10
F.ROOT-SERVERS.NET.	480352	IN	A	192.5.5.241
F.ROOT-SERVERS.NET.	176088	IN	AAAA	2001:500:2f::f
G.ROOT-SERVERS.NET.	481016	IN	A	192.112.36.4
H.ROOT-SERVERS.NET.	438054	IN	A	128.63.2.53
H.ROOT-SERVERS.NET.	438054	IN	AAAA	2001:500:1::803f:235
I.ROOT-SERVERS.NET.	479588	IN	A	192.36.148.17
I.ROOT-SERVERS.NET.	479588	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 00:48:43 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 482
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	l.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	f.edu-servers.net.
edu.			172800	IN	NS	g.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: 35 msec
;; SERVER: 2001:7fe::53#53(I.ROOT-SERVERS.NET)
;; WHEN: Fri May 18 00:48:43 2012
;; MSG SIZE  rcvd: 263

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1816
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2

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

;; AUTHORITY SECTION:
drexel.edu.		172800	IN	NS	noc1.drexel.edu.
drexel.edu.		172800	IN	NS	noc2.drexel.edu.

;; ADDITIONAL SECTION:
noc1.drexel.edu.	172800	IN	A	144.118.24.20
noc2.drexel.edu.	172800	IN	A	144.118.24.10

;; Query time: 248 msec
;; SERVER: 192.41.162.30#53(l.edu-servers.net)
;; WHEN: Fri May 18 00:48:43 2012
;; MSG SIZE  rcvd: 98

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 788
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

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

;; ANSWER SECTION:
drexel.edu.		10800	IN	SOA	noc.drexel.edu. dunet-admin.drexel.edu. 2012051600 300 1800 3600000 10800

;; AUTHORITY SECTION:
drexel.edu.		10800	IN	NS	noc.drexel.edu.
drexel.edu.		10800	IN	NS	noc2.drexel.edu.

;; ADDITIONAL SECTION:
noc.drexel.edu.		180	IN	A	144.118.24.20
noc2.drexel.edu.	180	IN	A	144.118.24.10

;; Query time: 252 msec
;; SERVER: 144.118.24.10#53(noc2.drexel.edu)
;; WHEN: Fri May 18 00:48:44 2012
;; MSG SIZE  rcvd: 145

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.drexel.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 142
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

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

;; AUTHORITY SECTION:
drexel.edu.		10800	IN	SOA	noc.drexel.edu. dunet-admin.drexel.edu. 2012051600 300 1800 3600000 10800

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 00:48:46 2012
;; MSG SIZE  rcvd: 84

Checking other options ... failed too.

SMTP

MX 5 smtp.mail.drexel.edu
Looking for AAAA on smtp.mail.drexel.edu

DNS

Looking for AAAA of NS noc.drexel.edu
No AAAA record for noc.drexel.edu
Looking for AAAA of NS noc2.drexel.edu
No AAAA record for noc2.drexel.edu

NTP

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

XMPP

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

Last Updated: Thu May 17 15:18:51 2012 UTC