Check that www.cdw.com 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 cdw.com soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 921
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			19533	IN	NS	i.root-servers.net.
.			19533	IN	NS	m.root-servers.net.
.			19533	IN	NS	f.root-servers.net.
.			19533	IN	NS	g.root-servers.net.
.			19533	IN	NS	l.root-servers.net.
.			19533	IN	NS	a.root-servers.net.
.			19533	IN	NS	b.root-servers.net.
.			19533	IN	NS	c.root-servers.net.
.			19533	IN	NS	k.root-servers.net.
.			19533	IN	NS	d.root-servers.net.
.			19533	IN	NS	e.root-servers.net.
.			19533	IN	NS	j.root-servers.net.
.			19533	IN	NS	h.root-servers.net.

;; ADDITIONAL SECTION:
k.root-servers.net.	509051	IN	A	193.0.14.129
k.root-servers.net.	509051	IN	AAAA	2001:7fd::1
a.root-servers.net.	507525	IN	A	198.41.0.4
a.root-servers.net.	507525	IN	AAAA	2001:503:ba3e::2:30
c.root-servers.net.	208183	IN	A	192.33.4.12
d.root-servers.net.	204737	IN	A	128.8.10.90
d.root-servers.net.	204737	IN	AAAA	2001:500:2d::d
j.root-servers.net.	119795	IN	A	192.58.128.30
j.root-servers.net.	119795	IN	AAAA	2001:503:c27::2:30
b.root-servers.net.	465789	IN	A	192.228.79.201
e.root-servers.net.	463109	IN	A	192.203.230.10
i.root-servers.net.	507632	IN	A	192.36.148.17
i.root-servers.net.	507632	IN	AAAA	2001:7fe::53
f.root-servers.net.	508396	IN	A	192.5.5.241

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu May 17 17:01:19 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1834
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;cdw.com.			IN	SOA

;; AUTHORITY SECTION:
com.			172800	IN	NS	d.gtld-servers.net.
com.			172800	IN	NS	f.gtld-servers.net.
com.			172800	IN	NS	l.gtld-servers.net.
com.			172800	IN	NS	c.gtld-servers.net.
com.			172800	IN	NS	j.gtld-servers.net.
com.			172800	IN	NS	a.gtld-servers.net.
com.			172800	IN	NS	h.gtld-servers.net.
com.			172800	IN	NS	e.gtld-servers.net.
com.			172800	IN	NS	k.gtld-servers.net.
com.			172800	IN	NS	m.gtld-servers.net.
com.			172800	IN	NS	i.gtld-servers.net.
com.			172800	IN	NS	b.gtld-servers.net.
com.			172800	IN	NS	g.gtld-servers.net.

;; ADDITIONAL SECTION:
a.gtld-servers.net.	172800	IN	A	192.5.6.30
b.gtld-servers.net.	172800	IN	A	192.33.14.30
c.gtld-servers.net.	172800	IN	A	192.26.92.30
d.gtld-servers.net.	172800	IN	A	192.31.80.30
e.gtld-servers.net.	172800	IN	A	192.12.94.30
f.gtld-servers.net.	172800	IN	A	192.35.51.30
g.gtld-servers.net.	172800	IN	A	192.42.93.30
h.gtld-servers.net.	172800	IN	A	192.54.112.30
i.gtld-servers.net.	172800	IN	A	192.43.172.30
j.gtld-servers.net.	172800	IN	A	192.48.79.30
k.gtld-servers.net.	172800	IN	A	192.52.178.30
l.gtld-servers.net.	172800	IN	A	192.41.162.30
m.gtld-servers.net.	172800	IN	A	192.55.83.30
a.gtld-servers.net.	172800	IN	AAAA	2001:503:a83e::2:30

;; Query time: 43 msec
;; SERVER: 2001:500:2f::f#53(f.root-servers.net)
;; WHEN: Thu May 17 17:01:19 2012
;; MSG SIZE  rcvd: 485

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 850
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;cdw.com.			IN	SOA

;; AUTHORITY SECTION:
cdw.com.		172800	IN	NS	ns1.cdw.com.
cdw.com.		172800	IN	NS	ns2.cdw.com.

;; ADDITIONAL SECTION:
ns1.cdw.com.		172800	IN	A	12.32.90.178
ns2.cdw.com.		172800	IN	A	12.32.91.163

;; Query time: 248 msec
;; SERVER: 192.41.162.30#53(l.gtld-servers.net)
;; WHEN: Thu May 17 17:01:19 2012
;; MSG SIZE  rcvd: 93

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 124
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; QUESTION SECTION:
;cdw.com.			IN	SOA

;; ANSWER SECTION:
cdw.com.		3600	IN	SOA	ns1.cdw.com. administrator.cdw.com. 2004011625 14400 3600 1209600 3600

;; ADDITIONAL SECTION:
ns1.cdw.com.		3600	IN	A	12.32.90.178

;; Query time: 225 msec
;; SERVER: 12.32.90.178#53(ns1.cdw.com)
;; WHEN: Thu May 17 17:01:20 2012
;; MSG SIZE  rcvd: 95

HTTP

Looking for CNAME of www.cdw.com
Warning: Might be out sourced to a web service.
Checking if there is a AAAA for www.cdw.com ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.cdw.com aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1440
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.cdw.com.			IN	AAAA

;; ANSWER SECTION:
www.cdw.com.		3599	IN	CNAME	www.cdw.com.akadns.net.
www.cdw.com.akadns.net.	299	IN	CNAME	www.cdw.com.edgekey.net.
www.cdw.com.edgekey.net. 21599	IN	CNAME	e1962.b.akamaiedge.net.

;; AUTHORITY SECTION:
b.akamaiedge.net.	1000	IN	SOA	n0b.akamaiedge.net. hostmaster.akamai.com. 1337239881 1000 1000 1000 1800

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu May 17 17:01:21 2012
;; MSG SIZE  rcvd: 190

Checking other options ... failed too.

SMTP

MX 10 mail.cdw.com
Looking for AAAA on mail.cdw.com
MX 10 mail3.cdw.com
Looking for AAAA on mail3.cdw.com

DNS

Looking for AAAA of NS ns2-new.cdw.com
No AAAA record for ns2-new.cdw.com
Looking for AAAA of NS ns2.cdw.com
No AAAA record for ns2.cdw.com
Looking for AAAA of NS ns1-new.cdw.com
No AAAA record for ns1-new.cdw.com
Looking for AAAA of NS ns1.cdw.com
No AAAA record for ns1.cdw.com

NTP

Looking for an A record for ntp.cdw.com
Looking for an A record for clock.cdw.com
Looking for an A record for time.cdw.com
Looking for an A record for chime.cdw.com

XMPP

Looking for a SRV record for _xmpp-client._tcp.cdw.com
Looking for a SRV record for _xmpp-server._tcp.cdw.com

Last Updated: Thu May 17 07:31:26 2012 UTC