Check that www.mcmaster.ca 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 mcmaster.ca soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1677
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			316096	IN	NS	k.root-servers.net.
.			316096	IN	NS	a.root-servers.net.
.			316096	IN	NS	c.root-servers.net.
.			316096	IN	NS	l.root-servers.net.
.			316096	IN	NS	j.root-servers.net.
.			316096	IN	NS	f.root-servers.net.
.			316096	IN	NS	b.root-servers.net.
.			316096	IN	NS	e.root-servers.net.
.			316096	IN	NS	g.root-servers.net.
.			316096	IN	NS	h.root-servers.net.
.			316096	IN	NS	m.root-servers.net.
.			316096	IN	NS	d.root-servers.net.
.			316096	IN	NS	i.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	185419	IN	A	198.41.0.4
a.root-servers.net.	185419	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	143683	IN	A	192.228.79.201
c.root-servers.net.	531467	IN	A	192.33.4.12
d.root-servers.net.	489816	IN	A	128.8.10.90
d.root-servers.net.	489816	IN	AAAA	2001:500:2d::d
e.root-servers.net.	141003	IN	A	192.203.230.10
f.root-servers.net.	186290	IN	A	192.5.5.241
f.root-servers.net.	491166	IN	AAAA	2001:500:2f::f
g.root-servers.net.	186954	IN	A	192.112.36.4
h.root-servers.net.	143992	IN	A	128.63.2.53
h.root-servers.net.	143992	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	185526	IN	A	192.36.148.17
i.root-servers.net.	185526	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 10:29:45 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1815
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 10, ADDITIONAL: 14

;; QUESTION SECTION:
;mcmaster.ca.			IN	SOA

;; AUTHORITY SECTION:
ca.			172800	IN	NS	a.ca-servers.ca.
ca.			172800	IN	NS	c.ca-servers.ca.
ca.			172800	IN	NS	e.ca-servers.ca.
ca.			172800	IN	NS	f.ca-servers.ca.
ca.			172800	IN	NS	j.ca-servers.ca.
ca.			172800	IN	NS	k.ca-servers.ca.
ca.			172800	IN	NS	l.ca-servers.ca.
ca.			172800	IN	NS	z.ca-servers.ca.
ca.			172800	IN	NS	tld.isc-sns.net.
ca.			172800	IN	NS	sns-pb.isc.org.

;; ADDITIONAL SECTION:
a.ca-servers.ca.	172800	IN	A	199.253.251.2
c.ca-servers.ca.	172800	IN	A	192.228.28.9
e.ca-servers.ca.	172800	IN	A	192.228.30.9
f.ca-servers.ca.	172800	IN	A	199.4.28.220
j.ca-servers.ca.	172800	IN	A	198.182.167.1
k.ca-servers.ca.	172800	IN	A	156.154.100.4
l.ca-servers.ca.	172800	IN	A	156.154.101.4
z.ca-servers.ca.	172800	IN	A	192.228.25.66
tld.isc-sns.net.	172800	IN	A	63.243.194.3
sns-pb.isc.org.		172800	IN	A	192.5.4.1
a.ca-servers.ca.	172800	IN	AAAA	2001:500:80:5000::2
j.ca-servers.ca.	172800	IN	AAAA	2001:500:83::1
tld.isc-sns.net.	172800	IN	AAAA	2001:5a0:10::3
sns-pb.isc.org.		172800	IN	AAAA	2001:500:2e::1

;; Query time: 24 msec
;; SERVER: 192.203.230.10#53(e.root-servers.net)
;; WHEN: Mon May 21 10:29:45 2012
;; MSG SIZE  rcvd: 499

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1619
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;mcmaster.ca.			IN	SOA

;; AUTHORITY SECTION:
mcmaster.ca.		86400	IN	NS	blackadder.cis.mcmaster.ca.
mcmaster.ca.		86400	IN	NS	baldric.cis.mcmaster.ca.

;; ADDITIONAL SECTION:
baldric.cis.mcmaster.ca. 86400	IN	A	130.113.64.1
blackadder.cis.mcmaster.ca. 86400 IN	A	130.113.128.1

;; Query time: 203 msec
;; SERVER: 2001:500:2e::1#53(sns-pb.isc.org)
;; WHEN: Mon May 21 10:29:45 2012
;; MSG SIZE  rcvd: 112

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1933
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;mcmaster.ca.			IN	SOA

;; ANSWER SECTION:
mcmaster.ca.		3600	IN	SOA	blackadder.CIS.mcmaster.ca. dnsgrp.mcmaster.ca. 22848 3600 1800 604800 3600

;; AUTHORITY SECTION:
mcmaster.ca.		3600	IN	NS	baldric.CIS.mcmaster.ca.
mcmaster.ca.		3600	IN	NS	blackadder.CIS.mcmaster.ca.

;; ADDITIONAL SECTION:
baldric.CIS.mcmaster.ca. 3600	IN	A	130.113.64.1
blackadder.CIS.mcmaster.ca. 3600 IN	A	130.113.128.1

;; Query time: 257 msec
;; SERVER: 130.113.64.1#53(baldric.cis.mcmaster.ca)
;; WHEN: Mon May 21 10:29:46 2012
;; MSG SIZE  rcvd: 155

HTTP

Looking for CNAME of www.mcmaster.ca
Checking if there is a AAAA for www.mcmaster.ca ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.mcmaster.ca aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1200
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.mcmaster.ca.		IN	AAAA

;; ANSWER SECTION:
www.mcmaster.ca.	3599	IN	CNAME	wwwmac.CIS.mcmaster.ca.

;; AUTHORITY SECTION:
CIS.mcmaster.ca.	3599	IN	SOA	blackadder.CIS.mcmaster.ca. dnsgrp.mcmaster.ca. 21751 3600 1800 604800 3600

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 10:29:48 2012
;; MSG SIZE  rcvd: 112

Checking other options ... failed too.

SMTP

MX 0 daltron7.uts.mcmaster.ca
Looking for AAAA on daltron7.UTS.mcmaster.ca
MX 0 zafron7.uts.mcmaster.ca
Looking for AAAA on zafron7.UTS.mcmaster.ca

DNS

Looking for AAAA of NS baldric.CIS.mcmaster.ca
No AAAA record for baldric.CIS.mcmaster.ca
Looking for AAAA of NS blackadder.CIS.mcmaster.ca
No AAAA record for blackadder.CIS.mcmaster.ca

NTP

Looking for an A record for ntp.mcmaster.ca
Looking for an A record for clock.mcmaster.ca
Looking for an A record for time.mcmaster.ca
Found an A or AAAA record. Now looking for a AAAA.
Cannot find a AAAA record for time.mcmaster.ca
Cannot find a AAAA record for time.ipv6.mcmaster.ca

XMPP

Looking for a SRV record for _xmpp-client._tcp.mcmaster.ca
Looking for a SRV record for _xmpp-server._tcp.mcmaster.ca

Last Updated: Mon May 21 00:59:52 2012 UTC