Check that www.raices.org.sv 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 raices.org.sv soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1756
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			235543	IN	NS	m.root-servers.net.
.			235543	IN	NS	l.root-servers.net.
.			235543	IN	NS	c.root-servers.net.
.			235543	IN	NS	g.root-servers.net.
.			235543	IN	NS	j.root-servers.net.
.			235543	IN	NS	h.root-servers.net.
.			235543	IN	NS	i.root-servers.net.
.			235543	IN	NS	e.root-servers.net.
.			235543	IN	NS	a.root-servers.net.
.			235543	IN	NS	d.root-servers.net.
.			235543	IN	NS	f.root-servers.net.
.			235543	IN	NS	k.root-servers.net.
.			235543	IN	NS	b.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	104866	IN	A	198.41.0.4
a.root-servers.net.	104866	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	63130	IN	A	192.228.79.201
c.root-servers.net.	450914	IN	A	192.33.4.12
d.root-servers.net.	409263	IN	A	128.8.10.90
d.root-servers.net.	409263	IN	AAAA	2001:500:2d::d
e.root-servers.net.	60450	IN	A	192.203.230.10
f.root-servers.net.	105737	IN	A	192.5.5.241
f.root-servers.net.	410613	IN	AAAA	2001:500:2f::f
g.root-servers.net.	106401	IN	A	192.112.36.4
h.root-servers.net.	63439	IN	A	128.63.2.53
h.root-servers.net.	63439	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	104973	IN	A	192.36.148.17
i.root-servers.net.	104973	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 08:52:18 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 872
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 7, ADDITIONAL: 8

;; QUESTION SECTION:
;raices.org.sv.			IN	SOA

;; AUTHORITY SECTION:
sv.			172800	IN	NS	ns.dns.br.
sv.			172800	IN	NS	ns.cr.
sv.			172800	IN	NS	auth02.ns.uu.net.
sv.			172800	IN	NS	ns-sv.ripe.net.
sv.			172800	IN	NS	ns.telefonica-ca.net.
sv.			172800	IN	NS	ns.uu.net.
sv.			172800	IN	NS	cir.red.sv.

;; ADDITIONAL SECTION:
ns.cr.			172800	IN	A	163.178.8.2
ns.uu.net.		172800	IN	A	137.39.1.3
ns.dns.br.		172800	IN	A	200.160.0.5
ns.telefonica-ca.net.	172800	IN	A	216.184.96.4
cir.red.sv.		172800	IN	A	168.243.254.1
ns-sv.ripe.net.		172800	IN	A	193.0.12.67
auth02.ns.uu.net.	172800	IN	A	198.6.1.82
ns.dns.br.		172800	IN	AAAA	2001:12ff:0:a20::5

;; Query time: 42 msec
;; SERVER: 2001:500:2f::f#53(f.root-servers.net)
;; WHEN: Tue May 22 08:52:18 2012
;; MSG SIZE  rcvd: 335

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 859
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; QUESTION SECTION:
;raices.org.sv.			IN	SOA

;; AUTHORITY SECTION:
raices.org.sv.		43200	IN	NS	ns.uca.edu.sv.

;; ADDITIONAL SECTION:
ns.uca.edu.sv.		43200	IN	A	168.243.1.2

;; Query time: 249 msec
;; SERVER: 137.39.1.3#53(ns.uu.net)
;; WHEN: Tue May 22 08:52:18 2012
;; MSG SIZE  rcvd: 72

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1235
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1

;; QUESTION SECTION:
;raices.org.sv.			IN	SOA

;; ANSWER SECTION:
raices.org.sv.		4320	IN	SOA	ns.uca.edu.sv. master.ns.uca.edu.sv. 2011061605 4320 1800 259200 4320

;; AUTHORITY SECTION:
raices.org.sv.		4320	IN	NS	ns.uca.edu.sv.

;; ADDITIONAL SECTION:
ns.uca.edu.sv.		43200	IN	A	168.243.1.2

;; Query time: 296 msec
;; SERVER: 168.243.1.2#53(ns.uca.edu.sv)
;; WHEN: Tue May 22 08:52:20 2012
;; MSG SIZE  rcvd: 115

HTTP

Looking for CNAME of www.raices.org.sv
Checking if there is a AAAA for www.raices.org.sv ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.raices.org.sv aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 356
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.raices.org.sv.		IN	AAAA

;; AUTHORITY SECTION:
raices.org.sv.		4320	IN	SOA	ns.uca.edu.sv. master.ns.uca.edu.sv. 2011061605 4320 1800 259200 4320

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 08:52:21 2012
;; MSG SIZE  rcvd: 89

Checking other options ... failed too.

SMTP

MX 5 mail.uca.edu.sv
Looking for AAAA on mail.uca.edu.sv
MX 5 raices.org.sv
Looking for AAAA on raices.org.sv

DNS

Looking for AAAA of NS ns.uca.edu.sv
No AAAA record for ns.uca.edu.sv

NTP

Looking for an A record for ntp.raices.org.sv
Looking for an A record for clock.raices.org.sv
Looking for an A record for time.raices.org.sv
Looking for an A record for chime.raices.org.sv

XMPP

Looking for a SRV record for _xmpp-client._tcp.raices.org.sv
Looking for a SRV record for _xmpp-server._tcp.raices.org.sv

Last Updated: Mon May 21 23:22:25 2012 UTC