Check that www.kfu.edu.sa 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 kfu.edu.sa soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1538
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			309775	IN	NS	d.root-servers.net.
.			309775	IN	NS	e.root-servers.net.
.			309775	IN	NS	i.root-servers.net.
.			309775	IN	NS	m.root-servers.net.
.			309775	IN	NS	a.root-servers.net.
.			309775	IN	NS	b.root-servers.net.
.			309775	IN	NS	h.root-servers.net.
.			309775	IN	NS	l.root-servers.net.
.			309775	IN	NS	k.root-servers.net.
.			309775	IN	NS	c.root-servers.net.
.			309775	IN	NS	j.root-servers.net.
.			309775	IN	NS	g.root-servers.net.
.			309775	IN	NS	f.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	179098	IN	A	198.41.0.4
a.root-servers.net.	179098	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	137362	IN	A	192.228.79.201
c.root-servers.net.	525146	IN	A	192.33.4.12
d.root-servers.net.	483495	IN	A	128.8.10.90
d.root-servers.net.	483495	IN	AAAA	2001:500:2d::d
e.root-servers.net.	134682	IN	A	192.203.230.10
f.root-servers.net.	179969	IN	A	192.5.5.241
f.root-servers.net.	484845	IN	AAAA	2001:500:2f::f
g.root-servers.net.	180633	IN	A	192.112.36.4
h.root-servers.net.	137671	IN	A	128.63.2.53
h.root-servers.net.	137671	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	179205	IN	A	192.36.148.17
i.root-servers.net.	179205	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 12:15:06 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 600
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 12

;; QUESTION SECTION:
;kfu.edu.sa.			IN	SOA

;; AUTHORITY SECTION:
sa.			172800	IN	NS	ns2.nic.net.sa.
sa.			172800	IN	NS	rip.psg.com.
sa.			172800	IN	NS	ns1.isu.net.sa.
sa.			172800	IN	NS	ns1.nic.net.sa.
sa.			172800	IN	NS	sa-ns.anycast.pch.net.
sa.			172800	IN	NS	sa.cctld.authdns.ripe.net.

;; ADDITIONAL SECTION:
sa.cctld.authdns.ripe.net. 172800 IN	A	193.0.9.108
ns1.isu.net.sa.		172800	IN	A	212.26.18.3
ns1.nic.net.sa.		172800	IN	A	86.111.192.9
ns2.nic.net.sa.		172800	IN	A	86.111.196.9
rip.psg.com.		172800	IN	A	147.28.0.39
sa-ns.anycast.pch.net.	172800	IN	A	204.61.216.41
sa.cctld.authdns.ripe.net. 172800 IN	AAAA	2001:67c:e0::108
ns1.isu.net.sa.		172800	IN	AAAA	2001:1490:0:800::3
ns1.nic.net.sa.		172800	IN	AAAA	2001:67c:130:410::9
ns2.nic.net.sa.		172800	IN	AAAA	2001:67c:130:10::9
rip.psg.com.		172800	IN	AAAA	2001:418:1::39
sa-ns.anycast.pch.net.	172800	IN	AAAA	2001:500:14:6041:ad::1

;; Query time: 130 msec
;; SERVER: 192.112.36.4#53(g.root-servers.net)
;; WHEN: Mon May 21 12:15:06 2012
;; MSG SIZE  rcvd: 454

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1695
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;kfu.edu.sa.			IN	SOA

;; AUTHORITY SECTION:
kfu.edu.sa.		3600	IN	NS	ns2.kfu.edu.sa.
kfu.edu.sa.		3600	IN	NS	ns3.kfu.edu.sa.

;; ADDITIONAL SECTION:
ns2.kfu.edu.sa.		3600	IN	A	89.237.149.234
ns3.kfu.edu.sa.		3600	IN	A	212.26.27.70

;; Query time: 322 msec
;; SERVER: 2001:67c:e0::108#53(sa.cctld.authdns.ripe.net)
;; WHEN: Mon May 21 12:15:06 2012
;; MSG SIZE  rcvd: 96

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1399
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;kfu.edu.sa.			IN	SOA

;; ANSWER SECTION:
kfu.edu.sa.		0	IN	SOA	ns3.kfu.edu.sa. postmaster.kfu.edu.sa. 201202415 1200 600 1382400 1200

;; AUTHORITY SECTION:
kfu.edu.sa.		0	IN	NS	ns2.kfu.edu.sa.
kfu.edu.sa.		0	IN	NS	ns3.kfu.edu.sa.

;; ADDITIONAL SECTION:
ns2.kfu.edu.sa.		0	IN	A	89.237.149.234
ns3.kfu.edu.sa.		0	IN	A	212.26.27.70

;; Query time: 715 msec
;; SERVER: 212.26.27.70#53(ns3.kfu.edu.sa)
;; WHEN: Mon May 21 12:15:08 2012
;; MSG SIZE  rcvd: 143

HTTP

Looking for CNAME of www.kfu.edu.sa
Checking if there is a AAAA for www.kfu.edu.sa ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.kfu.edu.sa aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 801
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.kfu.edu.sa.			IN	AAAA

;; ANSWER SECTION:
www.kfu.edu.sa.		0	IN	CNAME	splb.kfu.edu.sa.

;; AUTHORITY SECTION:
kfu.edu.sa.		0	IN	SOA	ns3.kfu.edu.sa. postmaster.kfu.edu.sa. 201202415 1200 600 1382400 1200

;; Query time: 370 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 12:15:09 2012
;; MSG SIZE  rcvd: 102

Checking other options ... failed too.

SMTP

MX 10 exmx1.kfu.edu.sa
Looking for AAAA on exmx1.kfu.edu.sa
MX 10 exmx2.kfu.edu.sa
Looking for AAAA on exmx2.kfu.edu.sa

DNS

Looking for AAAA of NS ns3.kfu.edu.sa
No AAAA record for ns3.kfu.edu.sa
Looking for AAAA of NS ns2.kfu.edu.sa
No AAAA record for ns2.kfu.edu.sa

NTP

Looking for an A record for ntp.kfu.edu.sa
Looking for an A record for clock.kfu.edu.sa
Looking for an A record for time.kfu.edu.sa
Looking for an A record for chime.kfu.edu.sa

XMPP

Looking for a SRV record for _xmpp-client._tcp.kfu.edu.sa
Looking for a SRV record for _xmpp-server._tcp.kfu.edu.sa

Last Updated: Mon May 21 02:45:14 2012 UTC