Check that www.utdallas.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 utdallas.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 344
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			167727	IN	NS	l.root-servers.net.
.			167727	IN	NS	d.root-servers.net.
.			167727	IN	NS	i.root-servers.net.
.			167727	IN	NS	h.root-servers.net.
.			167727	IN	NS	c.root-servers.net.
.			167727	IN	NS	e.root-servers.net.
.			167727	IN	NS	a.root-servers.net.
.			167727	IN	NS	b.root-servers.net.
.			167727	IN	NS	j.root-servers.net.
.			167727	IN	NS	f.root-servers.net.
.			167727	IN	NS	k.root-servers.net.
.			167727	IN	NS	g.root-servers.net.
.			167727	IN	NS	m.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	37050	IN	A	198.41.0.4
a.root-servers.net.	37050	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	513715	IN	A	192.228.79.201
c.root-servers.net.	383098	IN	A	192.33.4.12
d.root-servers.net.	341447	IN	A	128.8.10.90
d.root-servers.net.	341447	IN	AAAA	2001:500:2d::d
e.root-servers.net.	513715	IN	A	192.203.230.10
f.root-servers.net.	37921	IN	A	192.5.5.241
f.root-servers.net.	342797	IN	AAAA	2001:500:2f::f
g.root-servers.net.	38585	IN	A	192.112.36.4
h.root-servers.net.	600436	IN	A	128.63.2.53
h.root-servers.net.	600436	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	37157	IN	A	192.36.148.17
i.root-servers.net.	37157	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 03:42:34 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1317
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

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

;; AUTHORITY SECTION:
edu.			172800	IN	NS	f.edu-servers.net.
edu.			172800	IN	NS	c.edu-servers.net.
edu.			172800	IN	NS	l.edu-servers.net.
edu.			172800	IN	NS	d.edu-servers.net.
edu.			172800	IN	NS	a.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: 134 msec
;; SERVER: 2001:503:ba3e::2:30#53(a.root-servers.net)
;; WHEN: Wed May 23 03:42:34 2012
;; MSG SIZE  rcvd: 265

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 636
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

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

;; AUTHORITY SECTION:
utdallas.edu.		172800	IN	NS	ns0.utdallas.edu.
utdallas.edu.		172800	IN	NS	donuts.utdallas.edu.
utdallas.edu.		172800	IN	NS	ns2.ots.utsystem.edu.

;; ADDITIONAL SECTION:
ns0.utdallas.edu.	172800	IN	A	129.110.10.40
donuts.utdallas.edu.	172800	IN	A	129.110.31.40
ns2.ots.utsystem.edu.	172800	IN	A	206.77.62.130

;; Query time: 194 msec
;; SERVER: 192.35.51.30#53(f.edu-servers.net)
;; WHEN: Wed May 23 03:42:34 2012
;; MSG SIZE  rcvd: 148

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 491
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 3

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

;; ANSWER SECTION:
utdallas.edu.		3600	IN	SOA	ns0.utdallas.edu. hostmaster.utdallas.edu. 1003282 3600 3600 604800 10800

;; AUTHORITY SECTION:
utdallas.edu.		3600	IN	NS	donuts.utdallas.edu.
utdallas.edu.		3600	IN	NS	ns0.utdallas.edu.
utdallas.edu.		3600	IN	NS	ns2.ots.utsystem.edu.

;; ADDITIONAL SECTION:
ns0.utdallas.edu.	3600	IN	A	129.110.10.40
ns2.ots.utsystem.edu.	86400	IN	A	206.77.62.130
donuts.utdallas.edu.	3600	IN	A	129.110.31.40

;; Query time: 224 msec
;; SERVER: 206.77.62.130#53(ns2.ots.utsystem.edu)
;; WHEN: Wed May 23 03:42:35 2012
;; MSG SIZE  rcvd: 195

HTTP

Looking for CNAME of www.utdallas.edu
Checking if there is a AAAA for www.utdallas.edu ... success.
Connection failed: IO::Socket::INET6: connect: Connection timed out

Ping to www.utdallas.edu [2607:f928:4000:0:0:0:0:2]

no answer from 2607:f928:4000:0:0:0:0:2

Traceroute to www.utdallas.edu [2607:f928:4000:0:0:0:0:2]

 1  2001:44b8:60::1  0.814 ms  1.027 ms  0.619 ms
 2  2001:44b8:8060:1d::6  0.911 ms  1.031 ms  0.740 ms
 3  2001:44b8:8060:34::1  0.818 ms  1.007 ms  0.766 ms
 4  2001:44b8:b060:7::2  20.238 ms  20.280 ms  20.139 ms
 5  2001:44b8:b060:1::22  175.664 ms  176.976 ms  175.846 ms
 6  2001:504:0:3::6939:1  183.408 ms  176.214 ms  175.942 ms
 7  2001:470:0:72::2  175.649 ms  179.211 ms  185.527 ms
 8  2001:470:0:24a::1  191.143 ms  186.529 ms  186.392 ms
 9  2001:470:0:258::2  206.676 ms  212.401 ms  206.625 ms
10  2001:470:1:91::2  206.684 ms  206.526 ms  206.676 ms
11  * * *
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29  * * *
30  * * *

SMTP

MX 10 ip-002.utdallas.edu
Looking for AAAA on ip-002.utdallas.edu
MX 10 ip-001.utdallas.edu
Looking for AAAA on ip-001.utdallas.edu

DNS

Looking for AAAA of NS ns0.utdallas.edu
No AAAA record for ns0.utdallas.edu
Looking for AAAA of NS donuts.utdallas.edu
No AAAA record for donuts.utdallas.edu
Looking for AAAA of NS ns2.ots.utsystem.edu
No AAAA record for ns2.ots.utsystem.edu

NTP

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

XMPP

Looking for a SRV record for _xmpp-client._tcp.utdallas.edu
Looking for a SRV record for _xmpp-server._tcp.utdallas.edu
Found XMPP server lyncxmpp.utdallas.edu (5, 5269)
Trying to connect to 129.110.180.20 on 5269 ... Connection succeeded

Last Updated: Tue May 22 18:21:29 2012 UTC