Check that www.netflix.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 netflix.com soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1515
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			292636	IN	NS	l.root-servers.net.
.			292636	IN	NS	g.root-servers.net.
.			292636	IN	NS	m.root-servers.net.
.			292636	IN	NS	e.root-servers.net.
.			292636	IN	NS	b.root-servers.net.
.			292636	IN	NS	j.root-servers.net.
.			292636	IN	NS	a.root-servers.net.
.			292636	IN	NS	d.root-servers.net.
.			292636	IN	NS	i.root-servers.net.
.			292636	IN	NS	c.root-servers.net.
.			292636	IN	NS	h.root-servers.net.
.			292636	IN	NS	k.root-servers.net.
.			292636	IN	NS	f.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	161959	IN	A	198.41.0.4
a.root-servers.net.	161959	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	120223	IN	A	192.228.79.201
c.root-servers.net.	508007	IN	A	192.33.4.12
d.root-servers.net.	466356	IN	A	128.8.10.90
d.root-servers.net.	466356	IN	AAAA	2001:500:2d::d
e.root-servers.net.	117543	IN	A	192.203.230.10
f.root-servers.net.	162830	IN	A	192.5.5.241
f.root-servers.net.	467706	IN	AAAA	2001:500:2f::f
g.root-servers.net.	163494	IN	A	192.112.36.4
h.root-servers.net.	120532	IN	A	128.63.2.53
h.root-servers.net.	120532	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	162066	IN	A	192.36.148.17
i.root-servers.net.	162066	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 17:00:45 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

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

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

;; ADDITIONAL SECTION:
a.gtld-servers.net.	172800	IN	A	192.5.6.30
a.gtld-servers.net.	172800	IN	AAAA	2001:503:a83e::2:30
b.gtld-servers.net.	172800	IN	A	192.33.14.30
b.gtld-servers.net.	172800	IN	AAAA	2001:503:231d::2:30
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

;; Query time: 196 msec
;; SERVER: 192.33.4.12#53(c.root-servers.net)
;; WHEN: Mon May 21 17:00:45 2012
;; MSG SIZE  rcvd: 501

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1651
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 4

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

;; AUTHORITY SECTION:
netflix.com.		172800	IN	NS	pdns3.ultradns.org.
netflix.com.		172800	IN	NS	pdns4.ultradns.org.
netflix.com.		172800	IN	NS	pdns1.ultradns.net.
netflix.com.		172800	IN	NS	pdns2.ultradns.net.
netflix.com.		172800	IN	NS	pdns5.ultradns.info.
netflix.com.		172800	IN	NS	pdns6.ultradns.co.uk.

;; ADDITIONAL SECTION:
pdns1.ultradns.net.	172800	IN	AAAA	2001:502:f3ff::1
pdns1.ultradns.net.	172800	IN	A	204.74.108.1
pdns2.ultradns.net.	172800	IN	A	204.74.109.1
pdns2.ultradns.net.	172800	IN	AAAA	2610:a1:1014::1

;; Query time: 114 msec
;; SERVER: 192.43.172.30#53(i.gtld-servers.net)
;; WHEN: Mon May 21 17:00:45 2012
;; MSG SIZE  rcvd: 288

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1104
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 0

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

;; ANSWER SECTION:
netflix.com.		3600	IN	SOA	dns.netflix.com. nicadmin.netflix.com. 2012051803 900 600 1209600 1800

;; AUTHORITY SECTION:
netflix.com.		300	IN	NS	pdns1.ultradns.net.
netflix.com.		300	IN	NS	pdns2.ultradns.net.
netflix.com.		300	IN	NS	pdns3.ultradns.org.
netflix.com.		300	IN	NS	pdns4.ultradns.org.
netflix.com.		300	IN	NS	pdns5.ultradns.info.
netflix.com.		300	IN	NS	pdns6.ultradns.co.uk.

;; Query time: 270 msec
;; SERVER: 2610:a1:1017::1#53(pdns6.ultradns.co.uk)
;; WHEN: Mon May 21 17:00:46 2012
;; MSG SIZE  rcvd: 249

HTTP

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


; <<>> DiG 9.4.1-P1 <<>> www.netflix.com aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 981
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

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

;; ANSWER SECTION:
www.netflix.com.	300	IN	CNAME	wwwservice--frontend-313423742.us-east-1.elb.amazonaws.com.

;; AUTHORITY SECTION:
wwwservice--frontend-313423742.us-east-1.elb.amazonaws.com. 60 IN SOA ns-941.amazon.com. root.amazon.com. 1337585405 3600 900 7776000 60

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 17:00:46 2012
;; MSG SIZE  rcvd: 157

Checking other options ... succeeded as www.ipv6.netflix.com.
Connection failed: IO::Socket::INET6: connect: No route to host

Ping to www.ipv6.netflix.com [2620:0:ef0:13:0:0:0:20]

ICMPv6 Address Unreachable from gateway 2607:f4e8:1160::2
 for icmp6 from 2001:44b8:60::2 to 2620:0:ef0:13::20
no answer from 2620:0:ef0:13:0:0:0:20

Traceroute to www.ipv6.netflix.com [2620:0:ef0:13:0:0:0:20]

 1  2001:44b8:60::1  0.710 ms  0.613 ms  0.461 ms
 2  2001:44b8:8060:1d::6  0.834 ms  1.049 ms  0.675 ms
 3  2001:44b8:8060:34::1  0.890 ms  0.687 ms  0.514 ms
 4  2001:44b8:b060:7::2  20.209 ms  20.253 ms  20.029 ms
 5  2001:44b8:b060:1::22  175.320 ms  175.484 ms  175.337 ms
 6  2001:504:0:3:0:2:2822:1  200.617 ms  196.019 ms  199.875 ms
 7  2607:f4e8:1:b::1  212.758 ms  212.938 ms  213.387 ms
 8  2607:f4e8:1160::2  212.840 ms !A  212.861 ms !A  212.881 ms !A

SMTP

MX 10 mail.messaging.microsoft.com
Looking for AAAA on mail.messaging.microsoft.com

DNS

Looking for AAAA of NS pdns6.ultradns.co.uk
Querying 2610:a1:1017:0:0:0:0:1 for SOA of netflix.com over IPv6 ... successful!
Looking for AAAA of NS pdns1.ultradns.net
Querying 2001:502:f3ff:0:0:0:0:1 for SOA of netflix.com over IPv6 ... successful!
Looking for AAAA of NS pdns5.ultradns.info
Querying 2610:a1:1016:0:0:0:0:1 for SOA of netflix.com over IPv6 ... successful!
Looking for AAAA of NS pdns3.ultradns.org
Querying 2610:a1:1015:0:0:0:0:1 for SOA of netflix.com over IPv6 ... successful!
Looking for AAAA of NS pdns4.ultradns.org
Querying 2001:502:4612:0:0:0:0:1 for SOA of netflix.com over IPv6 ... successful!
Looking for AAAA of NS pdns2.ultradns.net
Querying 2610:a1:1014:0:0:0:0:1 for SOA of netflix.com over IPv6 ... successful!

NTP

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

XMPP

Looking for a SRV record for _xmpp-client._tcp.netflix.com
Looking for a SRV record for _xmpp-server._tcp.netflix.com
Found XMPP server lyncxmpp.corp.netflix.com (0, 5269)
Trying to connect to 69.53.237.180 on 5269 ... Connection succeeded

Last Updated: Mon May 21 07:34:38 2012 UTC