Check that www.ibm.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 ibm.com soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 722
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			331221	IN	NS	i.root-servers.net.
.			331221	IN	NS	g.root-servers.net.
.			331221	IN	NS	k.root-servers.net.
.			331221	IN	NS	f.root-servers.net.
.			331221	IN	NS	m.root-servers.net.
.			331221	IN	NS	l.root-servers.net.
.			331221	IN	NS	b.root-servers.net.
.			331221	IN	NS	d.root-servers.net.
.			331221	IN	NS	e.root-servers.net.
.			331221	IN	NS	a.root-servers.net.
.			331221	IN	NS	h.root-servers.net.
.			331221	IN	NS	j.root-servers.net.
.			331221	IN	NS	c.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	200544	IN	A	198.41.0.4
a.root-servers.net.	200544	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	158808	IN	A	192.228.79.201
c.root-servers.net.	546592	IN	A	192.33.4.12
d.root-servers.net.	504941	IN	A	128.8.10.90
d.root-servers.net.	504941	IN	AAAA	2001:500:2d::d
e.root-servers.net.	156128	IN	A	192.203.230.10
f.root-servers.net.	201415	IN	A	192.5.5.241
f.root-servers.net.	506291	IN	AAAA	2001:500:2f::f
g.root-servers.net.	202079	IN	A	192.112.36.4
h.root-servers.net.	159117	IN	A	128.63.2.53
h.root-servers.net.	159117	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	200651	IN	A	192.36.148.17
i.root-servers.net.	200651	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 06:17:40 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1873
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

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

;; AUTHORITY SECTION:
com.			172800	IN	NS	h.gtld-servers.net.
com.			172800	IN	NS	a.gtld-servers.net.
com.			172800	IN	NS	f.gtld-servers.net.
com.			172800	IN	NS	l.gtld-servers.net.
com.			172800	IN	NS	d.gtld-servers.net.
com.			172800	IN	NS	m.gtld-servers.net.
com.			172800	IN	NS	e.gtld-servers.net.
com.			172800	IN	NS	k.gtld-servers.net.
com.			172800	IN	NS	c.gtld-servers.net.
com.			172800	IN	NS	g.gtld-servers.net.
com.			172800	IN	NS	i.gtld-servers.net.
com.			172800	IN	NS	b.gtld-servers.net.
com.			172800	IN	NS	j.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: 180 msec
;; SERVER: 192.228.79.201#53(b.root-servers.net)
;; WHEN: Mon May 21 06:17:40 2012
;; MSG SIZE  rcvd: 485

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2030
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
ibm.com.		172800	IN	NS	internet-server.zurich.ibm.com.
ibm.com.		172800	IN	NS	ns.watson.ibm.com.
ibm.com.		172800	IN	NS	ns.almaden.ibm.com.
ibm.com.		172800	IN	NS	ns.austin.ibm.com.

;; ADDITIONAL SECTION:
internet-server.zurich.ibm.com.	172800 IN A	195.176.20.204
ns.watson.ibm.com.	172800	IN	A	129.34.20.80
ns.almaden.ibm.com.	172800	IN	A	198.4.83.35
ns.austin.ibm.com.	172800	IN	A	192.35.232.34

;; Query time: 113 msec
;; SERVER: 192.43.172.30#53(i.gtld-servers.net)
;; WHEN: Mon May 21 06:17:40 2012
;; MSG SIZE  rcvd: 199

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1180
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 4

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

;; ANSWER SECTION:
ibm.com.		3600	IN	SOA	ns.watson.ibm.com. dnstech.us.ibm.com. 2012051600 3600 1800 604800 10800

;; AUTHORITY SECTION:
ibm.com.		3600	IN	NS	ns.austin.ibm.com.
ibm.com.		3600	IN	NS	ns.watson.ibm.com.
ibm.com.		3600	IN	NS	ns.almaden.ibm.com.
ibm.com.		3600	IN	NS	internet-server.zurich.ibm.com.

;; ADDITIONAL SECTION:
ns.austin.ibm.com.	3600	IN	A	192.35.232.34
ns.watson.ibm.com.	3600	IN	A	129.34.20.80
ns.almaden.ibm.com.	86400	IN	A	198.4.83.35
internet-server.zurich.ibm.com.	3600 IN	A	195.176.20.204

;; Query time: 184 msec
;; SERVER: 198.4.83.35#53(ns.almaden.ibm.com)
;; WHEN: Mon May 21 06:17:41 2012
;; MSG SIZE  rcvd: 246

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.ibm.com aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1240
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.ibm.com.		3599	IN	CNAME	www.ibm.com.cs186.net.

;; AUTHORITY SECTION:
cs186.net.		600	IN	SOA	ns.events.ihost.com. dnsmgr.events.ihost.com. 2012051800 1800 1800 604800 600

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 06:17:42 2012
;; MSG SIZE  rcvd: 123

Checking other options ... failed too.

SMTP

MX 10 e32.co.us.ibm.com
Looking for AAAA on e32.co.us.ibm.com
MX 10 e33.co.us.ibm.com
Looking for AAAA on e33.co.us.ibm.com
MX 10 e34.co.us.ibm.com
Looking for AAAA on e34.co.us.ibm.com
MX 10 e35.co.us.ibm.com
Looking for AAAA on e35.co.us.ibm.com
MX 10 e1.ny.us.ibm.com
Looking for AAAA on e1.ny.us.ibm.com
MX 10 e2.ny.us.ibm.com
Looking for AAAA on e2.ny.us.ibm.com
MX 10 e3.ny.us.ibm.com
Looking for AAAA on e3.ny.us.ibm.com
MX 10 e4.ny.us.ibm.com
Looking for AAAA on e4.ny.us.ibm.com
MX 10 e5.ny.us.ibm.com
Looking for AAAA on e5.ny.us.ibm.com
MX 10 e6.ny.us.ibm.com
Looking for AAAA on e6.ny.us.ibm.com
MX 10 e31.co.us.ibm.com
Looking for AAAA on e31.co.us.ibm.com

DNS

Looking for AAAA of NS ns.almaden.ibm.com
No AAAA record for ns.almaden.ibm.com
Looking for AAAA of NS internet-server.zurich.ibm.com
Querying 2001:620:20:fe01:100:0:0:2000 for SOA of ibm.com over IPv6 ... successful!
Looking for AAAA of NS ns.austin.ibm.com
No AAAA record for ns.austin.ibm.com
Looking for AAAA of NS ns.watson.ibm.com
No AAAA record for ns.watson.ibm.com

NTP

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

XMPP

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

Last Updated: Sun May 20 20:49:08 2012 UTC