Check that www.infinera.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 infinera.com soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1836
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			331133	IN	NS	f.root-servers.net.
.			331133	IN	NS	a.root-servers.net.
.			331133	IN	NS	m.root-servers.net.
.			331133	IN	NS	i.root-servers.net.
.			331133	IN	NS	k.root-servers.net.
.			331133	IN	NS	l.root-servers.net.
.			331133	IN	NS	d.root-servers.net.
.			331133	IN	NS	j.root-servers.net.
.			331133	IN	NS	h.root-servers.net.
.			331133	IN	NS	g.root-servers.net.
.			331133	IN	NS	c.root-servers.net.
.			331133	IN	NS	e.root-servers.net.
.			331133	IN	NS	b.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	200456	IN	A	198.41.0.4
a.root-servers.net.	200456	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	158720	IN	A	192.228.79.201
c.root-servers.net.	546504	IN	A	192.33.4.12
d.root-servers.net.	504853	IN	A	128.8.10.90
d.root-servers.net.	504853	IN	AAAA	2001:500:2d::d
e.root-servers.net.	156040	IN	A	192.203.230.10
f.root-servers.net.	201327	IN	A	192.5.5.241
f.root-servers.net.	506203	IN	AAAA	2001:500:2f::f
g.root-servers.net.	201991	IN	A	192.112.36.4
h.root-servers.net.	159029	IN	A	128.63.2.53
h.root-servers.net.	159029	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	200563	IN	A	192.36.148.17
i.root-servers.net.	200563	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 06:19:08 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1036
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

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

;; AUTHORITY SECTION:
com.			172800	IN	NS	h.gtld-servers.net.
com.			172800	IN	NS	e.gtld-servers.net.
com.			172800	IN	NS	d.gtld-servers.net.
com.			172800	IN	NS	g.gtld-servers.net.
com.			172800	IN	NS	l.gtld-servers.net.
com.			172800	IN	NS	i.gtld-servers.net.
com.			172800	IN	NS	j.gtld-servers.net.
com.			172800	IN	NS	k.gtld-servers.net.
com.			172800	IN	NS	m.gtld-servers.net.
com.			172800	IN	NS	a.gtld-servers.net.
com.			172800	IN	NS	c.gtld-servers.net.
com.			172800	IN	NS	f.gtld-servers.net.
com.			172800	IN	NS	b.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: 181 msec
;; SERVER: 192.228.79.201#53(b.root-servers.net)
;; WHEN: Mon May 21 06:19:08 2012
;; MSG SIZE  rcvd: 490

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 208
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2

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

;; AUTHORITY SECTION:
infinera.com.		172800	IN	NS	ns99.worldnic.com.
infinera.com.		172800	IN	NS	ns100.worldnic.com.

;; ADDITIONAL SECTION:
ns99.worldnic.com.	172800	IN	A	205.178.190.50
ns100.worldnic.com.	172800	IN	A	206.188.198.50

;; Query time: 254 msec
;; SERVER: 192.26.92.30#53(c.gtld-servers.net)
;; WHEN: Mon May 21 06:19:09 2012
;; MSG SIZE  rcvd: 110

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

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

;; ANSWER SECTION:
infinera.com.		7200	IN	SOA	NS99.WORLDNIC.COM. namehost.WORLDNIC.COM. 112050713 10800 3600 604800 3600

;; Query time: 235 msec
;; SERVER: 206.188.198.50#53(ns100.worldnic.com)
;; WHEN: Mon May 21 06:19:09 2012
;; MSG SIZE  rcvd: 92

HTTP

Looking for CNAME of www.infinera.com
Checking if there is a AAAA for www.infinera.com ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.infinera.com aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 586
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

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

;; AUTHORITY SECTION:
infinera.com.		7200	IN	SOA	NS99.WORLDNIC.com. namehost.WORLDNIC.com. 112050713 10800 3600 604800 3600

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 06:19:11 2012
;; MSG SIZE  rcvd: 93

Checking other options ... failed too.

SMTP

MX 10 infinera.com.s7a1.psmtp.com
Looking for AAAA on infinera.com.s7a1.psmtp.com
MX 10 infinera.com.s7a2.psmtp.com
Looking for AAAA on infinera.com.s7a2.psmtp.com
MX 10 infinera.com.s7b1.psmtp.com
Looking for AAAA on infinera.com.s7b1.psmtp.com
MX 10 infinera.com.s7b2.psmtp.com
Looking for AAAA on infinera.com.s7b2.psmtp.com

DNS

Looking for AAAA of NS ns100.worldnic.com
No AAAA record for ns100.worldnic.com
Looking for AAAA of NS ns99.worldnic.com
No AAAA record for ns99.worldnic.com

NTP

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

XMPP

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

Last Updated: Sun May 20 20:49:15 2012 UTC