Check that www.dri.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 dri.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 634
;; flags: qr ra; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

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

;; ADDITIONAL SECTION:
A.ROOT-SERVERS.NET.	467033	IN	A	198.41.0.4
A.ROOT-SERVERS.NET.	467033	IN	AAAA	2001:503:ba3e::2:30
B.ROOT-SERVERS.NET.	425297	IN	A	192.228.79.201
C.ROOT-SERVERS.NET.	167691	IN	A	192.33.4.12
D.ROOT-SERVERS.NET.	164245	IN	A	128.8.10.90
D.ROOT-SERVERS.NET.	164245	IN	AAAA	2001:500:2d::d
E.ROOT-SERVERS.NET.	422617	IN	A	192.203.230.10
F.ROOT-SERVERS.NET.	467904	IN	A	192.5.5.241
F.ROOT-SERVERS.NET.	163640	IN	AAAA	2001:500:2f::f
G.ROOT-SERVERS.NET.	468568	IN	A	192.112.36.4
H.ROOT-SERVERS.NET.	425606	IN	A	128.63.2.53
H.ROOT-SERVERS.NET.	425606	IN	AAAA	2001:500:1::803f:235
I.ROOT-SERVERS.NET.	467140	IN	A	192.36.148.17
I.ROOT-SERVERS.NET.	467140	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 04:16:11 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1049
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
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.
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	d.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: 125 msec
;; SERVER: 2001:dc3::35#53(M.ROOT-SERVERS.NET)
;; WHEN: Fri May 18 04:16:11 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1261
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
dri.edu.		172800	IN	NS	dns1.dri.edu.
dri.edu.		172800	IN	NS	dns2.dri.edu.
dri.edu.		172800	IN	NS	ns1e.nevada.edu.
dri.edu.		172800	IN	NS	ns2e.nevada.edu.

;; ADDITIONAL SECTION:
dns1.dri.edu.		172800	IN	A	134.197.190.1
dns2.dri.edu.		172800	IN	A	131.216.32.1
ns1e.nevada.edu.	172800	IN	A	134.197.205.4
ns2e.nevada.edu.	172800	IN	A	131.216.205.4

;; Query time: 247 msec
;; SERVER: 192.5.6.30#53(a.edu-servers.net)
;; WHEN: Fri May 18 04:16:12 2012
;; MSG SIZE  rcvd: 172

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 462
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 2

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

;; ANSWER SECTION:
dri.edu.		1200	IN	SOA	dns1.dri.edu. postmaster.dri.edu. 2012051601 7200 3600 172800 86400

;; AUTHORITY SECTION:
dri.edu.		1200	IN	NS	dns2.dri.edu.
dri.edu.		1200	IN	NS	ns1e.nevada.edu.
dri.edu.		1200	IN	NS	ns2e.nevada.edu.
dri.edu.		1200	IN	NS	dns1.dri.edu.

;; ADDITIONAL SECTION:
dns1.dri.edu.		1200	IN	A	134.197.190.1
dns2.dri.edu.		1200	IN	A	131.216.32.1

;; Query time: 202 msec
;; SERVER: 134.197.190.1#53(dns1.dri.edu)
;; WHEN: Fri May 18 04:16:12 2012
;; MSG SIZE  rcvd: 187

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.dri.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 951
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.dri.edu.		1200	IN	CNAME	webserver1.dri.edu.
webserver1.dri.edu.	1200	IN	CNAME	arachnid.dri.edu.

;; AUTHORITY SECTION:
dri.edu.		1200	IN	SOA	dns1.dri.edu. postmaster.dri.edu. 2012051601 7200 3600 172800 86400

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 04:16:13 2012
;; MSG SIZE  rcvd: 129

Checking other options ... failed too.

SMTP

MX 10 grey-n.dri.edu
Looking for AAAA on grey-n.dri.edu
MX 10 grey-s.dri.edu
Looking for AAAA on grey-s.dri.edu

DNS

Looking for AAAA of NS dns1.dri.edu
No AAAA record for dns1.dri.edu
Looking for AAAA of NS ns2e.nevada.edu
No AAAA record for ns2e.nevada.edu
Looking for AAAA of NS dns2.dri.edu
No AAAA record for dns2.dri.edu
Looking for AAAA of NS ns1e.nevada.edu
No AAAA record for ns1e.nevada.edu

NTP

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

XMPP

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

Last Updated: Thu May 17 18:46:17 2012 UTC