Check that www.uva.nl 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 uva.nl soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 762
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			127402	IN	NS	e.root-servers.net.
.			127402	IN	NS	c.root-servers.net.
.			127402	IN	NS	d.root-servers.net.
.			127402	IN	NS	m.root-servers.net.
.			127402	IN	NS	a.root-servers.net.
.			127402	IN	NS	j.root-servers.net.
.			127402	IN	NS	l.root-servers.net.
.			127402	IN	NS	k.root-servers.net.
.			127402	IN	NS	h.root-servers.net.
.			127402	IN	NS	g.root-servers.net.
.			127402	IN	NS	f.root-servers.net.
.			127402	IN	NS	b.root-servers.net.
.			127402	IN	NS	i.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	515997	IN	A	198.41.0.4
a.root-servers.net.	515997	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	473390	IN	A	192.228.79.201
c.root-servers.net.	342773	IN	A	192.33.4.12
d.root-servers.net.	301122	IN	A	128.8.10.90
d.root-servers.net.	301122	IN	AAAA	2001:500:2d::d
e.root-servers.net.	473390	IN	A	192.203.230.10
f.root-servers.net.	515997	IN	A	192.5.5.241
f.root-servers.net.	302472	IN	AAAA	2001:500:2f::f
g.root-servers.net.	516668	IN	A	192.112.36.4
h.root-servers.net.	515997	IN	A	128.63.2.53
h.root-servers.net.	515997	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	515997	IN	A	192.36.148.17
i.root-servers.net.	515997	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 14:54:39 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1810
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 7, ADDITIONAL: 14

;; QUESTION SECTION:
;uva.nl.				IN	SOA

;; AUTHORITY SECTION:
nl.			172800	IN	NS	sns-pb.isc.org.
nl.			172800	IN	NS	nl1.dnsnode.net.
nl.			172800	IN	NS	ns3.dns.nl.
nl.			172800	IN	NS	ns2.dns.nl.
nl.			172800	IN	NS	ns4.dns.nl.
nl.			172800	IN	NS	ns1.dns.nl.
nl.			172800	IN	NS	ns-nl.nic.fr.

;; ADDITIONAL SECTION:
nl1.dnsnode.net.	172800	IN	A	194.146.106.42
ns1.dns.nl.		172800	IN	A	193.176.144.5
ns2.dns.nl.		172800	IN	A	213.154.241.85
ns3.dns.nl.		172800	IN	A	194.171.17.10
ns4.dns.nl.		172800	IN	A	95.142.99.212
ns-nl.nic.fr.		172800	IN	A	192.93.0.4
sns-pb.isc.org.		172800	IN	A	192.5.4.1
nl1.dnsnode.net.	172800	IN	AAAA	2001:67c:1010:10::53
ns1.dns.nl.		172800	IN	AAAA	2a00:d78:0:102:193:176:144:5
ns2.dns.nl.		172800	IN	AAAA	2001:7b8:606::85
ns3.dns.nl.		172800	IN	AAAA	2001:610:0:800d::10
ns4.dns.nl.		172800	IN	AAAA	2a00:1188:5::212
ns-nl.nic.fr.		172800	IN	AAAA	2001:660:3005:1::1:2
sns-pb.isc.org.		172800	IN	AAAA	2001:500:2e::1

;; Query time: 181 msec
;; SERVER: 192.228.79.201#53(b.root-servers.net)
;; WHEN: Wed May 23 14:54:39 2012
;; MSG SIZE  rcvd: 491

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 489
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 3

;; QUESTION SECTION:
;uva.nl.				IN	SOA

;; AUTHORITY SECTION:
uva.nl.			7200	IN	NS	ns2.uva.nl.
uva.nl.			7200	IN	NS	barlaeus.ic.uva.nl.
uva.nl.			7200	IN	NS	ns1.uva.nl.

;; ADDITIONAL SECTION:
ns1.uva.nl.		7200	IN	A	145.18.39.16
ns2.uva.nl.		7200	IN	A	145.18.40.50
barlaeus.ic.uva.nl.	7200	IN	A	145.18.68.50

;; Query time: 330 msec
;; SERVER: 2001:610:0:800d::10#53(ns3.dns.nl)
;; WHEN: Wed May 23 14:54:39 2012
;; MSG SIZE  rcvd: 134

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 371
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 3

;; QUESTION SECTION:
;uva.nl.				IN	SOA

;; ANSWER SECTION:
uva.nl.			86400	IN	SOA	barlaeus.ic.uva.nl. hostmaster.uva.nl. 2012051002 28800 7200 604800 86400

;; AUTHORITY SECTION:
uva.nl.			86400	IN	NS	barlaeus.ic.uva.nl.
uva.nl.			86400	IN	NS	ns1.uva.nl.
uva.nl.			86400	IN	NS	ns2.uva.nl.

;; ADDITIONAL SECTION:
ns1.uva.nl.		86400	IN	A	145.18.39.16
ns2.uva.nl.		86400	IN	A	145.18.40.50
barlaeus.ic.uva.nl.	86400	IN	A	145.18.68.50

;; Query time: 293 msec
;; SERVER: 145.18.40.50#53(ns2.uva.nl)
;; WHEN: Wed May 23 14:54:39 2012
;; MSG SIZE  rcvd: 181

HTTP

Looking for CNAME of www.uva.nl
Checking if there is a AAAA for www.uva.nl ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.uva.nl aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1280
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.uva.nl.			IN	AAAA

;; AUTHORITY SECTION:
uva.nl.			10800	IN	SOA	barlaeus.ic.uva.nl. hostmaster.uva.nl. 2012051002 28800 7200 604800 86400

;; Query time: 4 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 14:54:41 2012
;; MSG SIZE  rcvd: 87

Checking other options ... failed too.

SMTP

MX 100 paard.ic.uva.nl
Looking for AAAA on paard.ic.uva.nl
MX 100 postduif.ic.uva.nl
Looking for AAAA on postduif.ic.uva.nl

DNS

Looking for AAAA of NS ns1.uva.nl
No AAAA record for ns1.uva.nl
Looking for AAAA of NS barlaeus.ic.uva.nl
No AAAA record for barlaeus.ic.uva.nl
Looking for AAAA of NS ns2.uva.nl
No AAAA record for ns2.uva.nl

NTP

Looking for an A record for ntp.uva.nl
Looking for an A record for clock.uva.nl
Looking for an A record for time.uva.nl
Looking for an A record for chime.uva.nl
Found an A or AAAA record. Now looking for a AAAA.
Cannot find a AAAA record for chime.uva.nl
Cannot find a AAAA record for chime.ipv6.uva.nl

XMPP

Looking for a SRV record for _xmpp-client._tcp.uva.nl
Looking for a SRV record for _xmpp-server._tcp.uva.nl

Last Updated: Wed May 23 05:24:46 2012 UTC