Check that www.ttu.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 ttu.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1210
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			172730	IN	NS	i.root-servers.net.
.			172730	IN	NS	m.root-servers.net.
.			172730	IN	NS	a.root-servers.net.
.			172730	IN	NS	g.root-servers.net.
.			172730	IN	NS	d.root-servers.net.
.			172730	IN	NS	b.root-servers.net.
.			172730	IN	NS	k.root-servers.net.
.			172730	IN	NS	e.root-servers.net.
.			172730	IN	NS	j.root-servers.net.
.			172730	IN	NS	c.root-servers.net.
.			172730	IN	NS	f.root-servers.net.
.			172730	IN	NS	l.root-servers.net.
.			172730	IN	NS	h.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	42053	IN	A	198.41.0.4
a.root-servers.net.	42053	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	317	IN	A	192.228.79.201
c.root-servers.net.	388101	IN	A	192.33.4.12
d.root-servers.net.	346450	IN	A	128.8.10.90
d.root-servers.net.	346450	IN	AAAA	2001:500:2d::d
e.root-servers.net.	602442	IN	A	192.203.230.10
f.root-servers.net.	42924	IN	A	192.5.5.241
f.root-servers.net.	347800	IN	AAAA	2001:500:2f::f
g.root-servers.net.	43588	IN	A	192.112.36.4
h.root-servers.net.	626	IN	A	128.63.2.53
h.root-servers.net.	626	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	42160	IN	A	192.36.148.17
i.root-servers.net.	42160	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 02:19:11 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1827
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	f.edu-servers.net.
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	l.edu-servers.net.
edu.			172800	IN	NS	c.edu-servers.net.
edu.			172800	IN	NS	a.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: Wed May 23 02:19:11 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 884
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
ttu.edu.		172800	IN	NS	forrestal.unl.edu.
ttu.edu.		172800	IN	NS	lexington.unl.edu.
ttu.edu.		172800	IN	NS	dryas.ttu.edu.
ttu.edu.		172800	IN	NS	dotis.ttu.edu.

;; ADDITIONAL SECTION:
forrestal.unl.edu.	172800	IN	A	129.93.6.189
lexington.unl.edu.	172800	IN	A	129.93.6.146
dryas.ttu.edu.		172800	IN	A	129.118.201.24
dotis.ttu.edu.		172800	IN	A	129.118.201.25

;; Query time: 132 msec
;; SERVER: 2001:503:cc2c::2:36#53(g.edu-servers.net)
;; WHEN: Wed May 23 02:19:11 2012
;; MSG SIZE  rcvd: 181

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 849
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

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

;; ANSWER SECTION:
ttu.edu.		3600	IN	SOA	atropus.ttu.edu. noc.ttu.edu. 1203820863 3600 900 3600000 3600

;; Query time: 228 msec
;; SERVER: 129.93.6.189#53(forrestal.unl.edu)
;; WHEN: Wed May 23 02:19:11 2012
;; MSG SIZE  rcvd: 73

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.ttu.edu aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1599
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.ttu.edu.		3600	IN	CNAME	ttu-vip.tosm.ttu.edu.

;; AUTHORITY SECTION:
ttu.edu.		3600	IN	SOA	atropus.ttu.edu. noc.ttu.edu. 1203820863 3600 900 3600000 3600

;; Query time: 6 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 02:19:12 2012
;; MSG SIZE  rcvd: 104

Checking other options ... failed too.

SMTP

MX 1 mxin0.ttu.edu
Looking for AAAA on mxin0.ttu.edu
MX 1 mxin11.ttu.edu
Looking for AAAA on mxin11.ttu.edu
MX 1 mxin10.ttu.edu
Looking for AAAA on mxin10.ttu.edu

DNS

Looking for AAAA of NS astris.ttu.edu
No AAAA record for astris.ttu.edu
Looking for AAAA of NS dryas.ttu.edu
No AAAA record for dryas.ttu.edu
Looking for AAAA of NS atropus.ttu.edu
No AAAA record for atropus.ttu.edu
Looking for AAAA of NS asbeton.ttu.edu
No AAAA record for asbeton.ttu.edu
Looking for AAAA of NS anytus.ttu.edu
No AAAA record for anytus.ttu.edu
Looking for AAAA of NS lexington.unl.edu
No AAAA record for lexington.unl.edu
Looking for AAAA of NS amnisus.ttu.edu
No AAAA record for amnisus.ttu.edu
Looking for AAAA of NS forrestal.unl.edu
No AAAA record for forrestal.unl.edu
Looking for AAAA of NS aphros.ttu.edu
No AAAA record for aphros.ttu.edu
Looking for AAAA of NS dotis.ttu.edu
No AAAA record for dotis.ttu.edu
Looking for AAAA of NS anteros.ttu.edu
No AAAA record for anteros.ttu.edu
Looking for AAAA of NS asterios.ttu.edu
No AAAA record for asterios.ttu.edu

NTP

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

XMPP

Looking for a SRV record for _xmpp-client._tcp.ttu.edu
Looking for a SRV record for _xmpp-server._tcp.ttu.edu
Found XMPP server xmpp-fed.ttu.edu (0, 5269)
Trying to connect to 129.118.1.236 on 5269 ... Connection succeeded

Last Updated: Tue May 22 16:49:18 2012 UTC