Check that www.educause.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 educause.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1526
;; flags: qr ra; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

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

;; ADDITIONAL SECTION:
A.ROOT-SERVERS.NET.	467027	IN	A	198.41.0.4
A.ROOT-SERVERS.NET.	467027	IN	AAAA	2001:503:ba3e::2:30
B.ROOT-SERVERS.NET.	425291	IN	A	192.228.79.201
C.ROOT-SERVERS.NET.	167685	IN	A	192.33.4.12
D.ROOT-SERVERS.NET.	164239	IN	A	128.8.10.90
D.ROOT-SERVERS.NET.	164239	IN	AAAA	2001:500:2d::d
E.ROOT-SERVERS.NET.	422611	IN	A	192.203.230.10
F.ROOT-SERVERS.NET.	467898	IN	A	192.5.5.241
F.ROOT-SERVERS.NET.	163634	IN	AAAA	2001:500:2f::f
G.ROOT-SERVERS.NET.	468562	IN	A	192.112.36.4
H.ROOT-SERVERS.NET.	425600	IN	A	128.63.2.53
H.ROOT-SERVERS.NET.	425600	IN	AAAA	2001:500:1::803f:235
I.ROOT-SERVERS.NET.	467134	IN	A	192.36.148.17
I.ROOT-SERVERS.NET.	467134	IN	AAAA	2001:7fe::53

;; Query time: 13 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 04:16:17 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 203
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	l.edu-servers.net.
edu.			172800	IN	NS	a.edu-servers.net.
edu.			172800	IN	NS	d.edu-servers.net.
edu.			172800	IN	NS	c.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: 64 msec
;; SERVER: 2001:7fe::53#53(I.ROOT-SERVERS.NET)
;; WHEN: Fri May 18 04:16:17 2012
;; MSG SIZE  rcvd: 265

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1771
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
educause.edu.		172800	IN	NS	ns3.educause.edu.
educause.edu.		172800	IN	NS	ns01.eng01.data393.net.
educause.edu.		172800	IN	NS	ns02.eng01.data393.net.
educause.edu.		172800	IN	NS	ns5.educause.edu.

;; ADDITIONAL SECTION:
ns3.educause.edu.	172800	IN	A	198.59.61.50
ns01.eng01.data393.net.	172800	IN	A	65.38.161.20
ns02.eng01.data393.net.	172800	IN	A	65.38.161.21
ns5.educause.edu.	172800	IN	A	198.59.61.50

;; Query time: 236 msec
;; SERVER: 192.31.80.30#53(d.edu-servers.net)
;; WHEN: Fri May 18 04:16:17 2012
;; MSG SIZE  rcvd: 185

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 36
;; flags: qr aa ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 1

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

;; ANSWER SECTION:
educause.edu.		38400	IN	SOA	ns01.eng01.data393.net. dnsadmin.data393.com. 2012051053 10800 3600 604800 38400

;; AUTHORITY SECTION:
educause.edu.		38400	IN	NS	ns02.eng01.data393.net.
educause.edu.		38400	IN	NS	ns01.eng01.data393.net.

;; ADDITIONAL SECTION:
ns01.eng01.data393.net.	173	IN	A	65.38.161.20

;; Query time: 206 msec
;; SERVER: 65.38.161.21#53(ns02.eng01.data393.net)
;; WHEN: Fri May 18 04:16:18 2012
;; MSG SIZE  rcvd: 157

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.educause.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 198
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

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

;; AUTHORITY SECTION:
educause.edu.		10800	IN	SOA	ns01.eng01.data393.net. dnsadmin.data393.com. 2012051053 10800 3600 604800 38400

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Fri May 18 04:16:19 2012
;; MSG SIZE  rcvd: 112

Checking other options ... failed too.

SMTP

MX 10 educause.edu.s6b1.psmtp.com
Looking for AAAA on educause.edu.s6b1.psmtp.com
MX 10 educause.edu.s6b2.psmtp.com
Looking for AAAA on educause.edu.s6b2.psmtp.com
MX 10 educause.edu.s6a1.psmtp.com
Looking for AAAA on educause.edu.s6a1.psmtp.com
MX 10 educause.edu.s6a2.psmtp.com
Looking for AAAA on educause.edu.s6a2.psmtp.com

DNS

Looking for AAAA of NS ns02.eng01.data393.net
No AAAA record for ns02.eng01.data393.net
Looking for AAAA of NS ns01.eng01.data393.net
No AAAA record for ns01.eng01.data393.net

NTP

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

XMPP

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

Last Updated: Thu May 17 18:46:22 2012 UTC