Check that www.rub.edu.bt 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 rub.edu.bt soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 577
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			220043	IN	NS	h.root-servers.net.
.			220043	IN	NS	a.root-servers.net.
.			220043	IN	NS	e.root-servers.net.
.			220043	IN	NS	b.root-servers.net.
.			220043	IN	NS	f.root-servers.net.
.			220043	IN	NS	j.root-servers.net.
.			220043	IN	NS	m.root-servers.net.
.			220043	IN	NS	c.root-servers.net.
.			220043	IN	NS	d.root-servers.net.
.			220043	IN	NS	k.root-servers.net.
.			220043	IN	NS	l.root-servers.net.
.			220043	IN	NS	g.root-servers.net.
.			220043	IN	NS	i.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	89366	IN	A	198.41.0.4
a.root-servers.net.	89366	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	47630	IN	A	192.228.79.201
c.root-servers.net.	435414	IN	A	192.33.4.12
d.root-servers.net.	393763	IN	A	128.8.10.90
d.root-servers.net.	393763	IN	AAAA	2001:500:2d::d
e.root-servers.net.	44950	IN	A	192.203.230.10
f.root-servers.net.	90237	IN	A	192.5.5.241
f.root-servers.net.	395113	IN	AAAA	2001:500:2f::f
g.root-servers.net.	90901	IN	A	192.112.36.4
h.root-servers.net.	47939	IN	A	128.63.2.53
h.root-servers.net.	47939	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	89473	IN	A	192.36.148.17
i.root-servers.net.	89473	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 13:10:38 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 251
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 7, ADDITIONAL: 11

;; QUESTION SECTION:
;rub.edu.bt.			IN	SOA

;; AUTHORITY SECTION:
bt.			172800	IN	NS	ns2.druknet.bt.
bt.			172800	IN	NS	ns3.druknet.bt.
bt.			172800	IN	NS	ns1.druknet.bt.
bt.			172800	IN	NS	auth61.ns.uu.net.
bt.			172800	IN	NS	ns.itu.ch.
bt.			172800	IN	NS	auth00.ns.uu.net.
bt.			172800	IN	NS	bt.cctld.authdns.ripe.net.

;; ADDITIONAL SECTION:
bt.cctld.authdns.ripe.net. 172800 IN	A	193.0.9.65
bt.cctld.authdns.ripe.net. 172800 IN	AAAA	2001:67c:e0::65
ns.itu.ch.		172800	IN	A	156.106.192.121
ns1.druknet.bt.		172800	IN	A	202.144.128.200
ns1.druknet.bt.		172800	IN	AAAA	2405:d000:0:100::200
ns2.druknet.bt.		172800	IN	A	202.144.128.210
ns2.druknet.bt.		172800	IN	AAAA	2405:d000:0:100::210
ns3.druknet.bt.		172800	IN	A	204.61.216.17
ns3.druknet.bt.		172800	IN	AAAA	2001:500:14:6017:ad::1
auth00.ns.uu.net.	172800	IN	A	198.6.1.65
auth61.ns.uu.net.	172800	IN	A	198.6.1.182

;; Query time: 196 msec
;; SERVER: 192.33.4.12#53(c.root-servers.net)
;; WHEN: Tue May 22 13:10:38 2012
;; MSG SIZE  rcvd: 424

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 344
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1

;; QUESTION SECTION:
;rub.edu.bt.			IN	SOA

;; ANSWER SECTION:
rub.edu.bt.		3600	IN	SOA	ns1.rub.edu.bt. admin.rub.edu.bt. 2012032514 10800 3600 604800 3600

;; AUTHORITY SECTION:
rub.edu.bt.		3600	IN	NS	ns1.rub.edu.bt.

;; ADDITIONAL SECTION:
ns1.rub.edu.bt.		3600	IN	A	202.144.158.147

;; Query time: 270 msec
;; SERVER: 2405:d000:0:100::200#53(ns1.druknet.bt)
;; WHEN: Tue May 22 13:10:39 2012
;; MSG SIZE  rcvd: 104

HTTP

Looking for CNAME of www.rub.edu.bt
Checking if there is a AAAA for www.rub.edu.bt ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.rub.edu.bt aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 172
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.rub.edu.bt.			IN	AAAA

;; AUTHORITY SECTION:
rub.edu.bt.		3600	IN	SOA	ns1.rub.edu.bt. admin.rub.edu.bt. 2012032514 10800 3600 604800 3600

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Tue May 22 13:10:40 2012
;; MSG SIZE  rcvd: 78

Checking other options ... failed too.

SMTP

MX 1 aspmx.l.google.com
Looking for AAAA on ASPMX.L.GOOGLE.COM
MX 1 alt2.aspmx.l.google.com
Looking for AAAA on ALT2.ASPMX.L.GOOGLE.COM
MX 1 alt1.aspmx.l.google.com
Looking for AAAA on ALT1.ASPMX.L.GOOGLE.COM
MX 1 aspmx2.googlemail.com
Looking for AAAA on ASPMX2.GOOGLEMAIL.COM
MX 1 aspmx3.googlemail.com
Looking for AAAA on ASPMX3.GOOGLEMAIL.COM

DNS

Looking for AAAA of NS ns1.rub.edu.bt
No AAAA record for ns1.rub.edu.bt

NTP

Looking for an A record for ntp.rub.edu.bt
Looking for an A record for clock.rub.edu.bt
Looking for an A record for time.rub.edu.bt
Looking for an A record for chime.rub.edu.bt

XMPP

Looking for a SRV record for _xmpp-client._tcp.rub.edu.bt
Looking for a SRV record for _xmpp-server._tcp.rub.edu.bt

Last Updated: Tue May 22 03:40:45 2012 UTC