Check that www.3crowd.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 3crowd.com soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1859
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			21296	IN	NS	c.root-servers.net.
.			21296	IN	NS	k.root-servers.net.
.			21296	IN	NS	l.root-servers.net.
.			21296	IN	NS	m.root-servers.net.
.			21296	IN	NS	f.root-servers.net.
.			21296	IN	NS	g.root-servers.net.
.			21296	IN	NS	b.root-servers.net.
.			21296	IN	NS	d.root-servers.net.
.			21296	IN	NS	e.root-servers.net.
.			21296	IN	NS	j.root-servers.net.
.			21296	IN	NS	i.root-servers.net.
.			21296	IN	NS	a.root-servers.net.
.			21296	IN	NS	h.root-servers.net.

;; ADDITIONAL SECTION:
k.root-servers.net.	510814	IN	A	193.0.14.129
k.root-servers.net.	510814	IN	AAAA	2001:7fd::1
a.root-servers.net.	509288	IN	A	198.41.0.4
a.root-servers.net.	509288	IN	AAAA	2001:503:ba3e::2:30
c.root-servers.net.	209946	IN	A	192.33.4.12
d.root-servers.net.	206500	IN	A	128.8.10.90
d.root-servers.net.	206500	IN	AAAA	2001:500:2d::d
j.root-servers.net.	121558	IN	A	192.58.128.30
j.root-servers.net.	121558	IN	AAAA	2001:503:c27::2:30
b.root-servers.net.	467552	IN	A	192.228.79.201
e.root-servers.net.	464872	IN	A	192.203.230.10
i.root-servers.net.	509395	IN	A	192.36.148.17
i.root-servers.net.	509395	IN	AAAA	2001:7fe::53
f.root-servers.net.	510159	IN	A	192.5.5.241

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu May 17 16:31:56 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1459
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 13, ADDITIONAL: 14

;; QUESTION SECTION:
;3crowd.com.			IN	SOA

;; AUTHORITY SECTION:
com.			172800	IN	NS	a.gtld-servers.net.
com.			172800	IN	NS	b.gtld-servers.net.
com.			172800	IN	NS	c.gtld-servers.net.
com.			172800	IN	NS	d.gtld-servers.net.
com.			172800	IN	NS	e.gtld-servers.net.
com.			172800	IN	NS	f.gtld-servers.net.
com.			172800	IN	NS	g.gtld-servers.net.
com.			172800	IN	NS	h.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	l.gtld-servers.net.
com.			172800	IN	NS	m.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: 25 msec
;; SERVER: 2001:500:3::42#53(l.root-servers.net)
;; WHEN: Thu May 17 16:31:56 2012
;; MSG SIZE  rcvd: 488

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1877
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

;; QUESTION SECTION:
;3crowd.com.			IN	SOA

;; AUTHORITY SECTION:
3crowd.com.		172800	IN	NS	ns1.3crowd.com.
3crowd.com.		172800	IN	NS	ns2.3crowd.com.
3crowd.com.		172800	IN	NS	ns3.3crowd.com.

;; ADDITIONAL SECTION:
ns1.3crowd.com.		172800	IN	A	74.115.26.254
ns2.3crowd.com.		172800	IN	A	66.165.177.87
ns3.3crowd.com.		172800	IN	A	74.115.27.9

;; Query time: 326 msec
;; SERVER: 192.12.94.30#53(e.gtld-servers.net)
;; WHEN: Thu May 17 16:31:56 2012
;; MSG SIZE  rcvd: 130

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1975
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 3

;; QUESTION SECTION:
;3crowd.com.			IN	SOA

;; ANSWER SECTION:
3crowd.com.		1800	IN	SOA	ns1.3crowd.com. support.3crowd.com. 2012051601 7200 3600 1209600 60

;; AUTHORITY SECTION:
3crowd.com.		1800	IN	NS	ns3.3crowd.com.
3crowd.com.		1800	IN	NS	ns1.3crowd.com.
3crowd.com.		1800	IN	NS	ns2.3crowd.com.

;; ADDITIONAL SECTION:
ns1.3crowd.com.		1800	IN	A	74.115.26.254
ns2.3crowd.com.		1800	IN	A	66.165.177.87
ns3.3crowd.com.		1800	IN	A	74.115.27.9

;; Query time: 658 msec
;; SERVER: 66.165.177.87#53(ns2.3crowd.com)
;; WHEN: Thu May 17 16:31:58 2012
;; MSG SIZE  rcvd: 174

HTTP

Looking for CNAME of www.3crowd.com
Checking if there is a AAAA for www.3crowd.com ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.3crowd.com aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1382
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;www.3crowd.com.			IN	AAAA

;; Query time: 26 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Thu May 17 16:31:59 2012
;; MSG SIZE  rcvd: 32

Checking other options ... failed too.

SMTP

MX 10 mx.3crowd.com
Looking for AAAA on mx.3crowd.com

DNS

Looking for AAAA of NS ns3.3crowd.com
No AAAA record for ns3.3crowd.com
Looking for AAAA of NS ns2.3crowd.com
No AAAA record for ns2.3crowd.com
Looking for AAAA of NS ns1.3crowd.com
No AAAA record for ns1.3crowd.com

NTP

Looking for an A record for ntp.3crowd.com
Looking for an A record for clock.3crowd.com
Looking for an A record for time.3crowd.com
Looking for an A record for chime.3crowd.com

XMPP

Looking for a SRV record for _xmpp-client._tcp.3crowd.com
Looking for a SRV record for _xmpp-server._tcp.3crowd.com

Last Updated: Thu May 17 07:02:03 2012 UTC