Check that www.helsinki.fi 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 helsinki.fi soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 828
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			301637	IN	NS	a.root-servers.net.
.			301637	IN	NS	f.root-servers.net.
.			301637	IN	NS	e.root-servers.net.
.			301637	IN	NS	h.root-servers.net.
.			301637	IN	NS	k.root-servers.net.
.			301637	IN	NS	m.root-servers.net.
.			301637	IN	NS	d.root-servers.net.
.			301637	IN	NS	b.root-servers.net.
.			301637	IN	NS	c.root-servers.net.
.			301637	IN	NS	j.root-servers.net.
.			301637	IN	NS	l.root-servers.net.
.			301637	IN	NS	g.root-servers.net.
.			301637	IN	NS	i.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	170960	IN	A	198.41.0.4
a.root-servers.net.	170960	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	129224	IN	A	192.228.79.201
c.root-servers.net.	517008	IN	A	192.33.4.12
d.root-servers.net.	475357	IN	A	128.8.10.90
d.root-servers.net.	475357	IN	AAAA	2001:500:2d::d
e.root-servers.net.	126544	IN	A	192.203.230.10
f.root-servers.net.	171831	IN	A	192.5.5.241
f.root-servers.net.	476707	IN	AAAA	2001:500:2f::f
g.root-servers.net.	172495	IN	A	192.112.36.4
h.root-servers.net.	129533	IN	A	128.63.2.53
h.root-servers.net.	129533	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	171067	IN	A	192.36.148.17
i.root-servers.net.	171067	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 14:30:44 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 495
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 9, ADDITIONAL: 15

;; QUESTION SECTION:
;helsinki.fi.			IN	SOA

;; AUTHORITY SECTION:
fi.			172800	IN	NS	a.fi.
fi.			172800	IN	NS	b.fi.
fi.			172800	IN	NS	c.fi.
fi.			172800	IN	NS	d.fi.
fi.			172800	IN	NS	e.fi.
fi.			172800	IN	NS	f.fi.
fi.			172800	IN	NS	g.fi.
fi.			172800	IN	NS	h.fi.
fi.			172800	IN	NS	i.fi.

;; ADDITIONAL SECTION:
a.fi.			172800	IN	A	193.166.4.1
b.fi.			172800	IN	A	194.146.106.26
c.fi.			172800	IN	A	156.154.100.26
d.fi.			172800	IN	A	77.72.229.253
e.fi.			172800	IN	A	194.0.1.14
f.fi.			172800	IN	A	87.239.127.198
g.fi.			172800	IN	A	156.154.101.26
h.fi.			172800	IN	A	156.154.102.26
i.fi.			172800	IN	A	156.154.103.26
a.fi.			172800	IN	AAAA	2001:708:10:53::53
b.fi.			172800	IN	AAAA	2001:67c:1010:6::53
c.fi.			172800	IN	AAAA	2001:502:ad09::26
d.fi.			172800	IN	AAAA	2a01:3f0:0:302::53
e.fi.			172800	IN	AAAA	2001:678:4::e
i.fi.			172800	IN	AAAA	2001:502:2eda::26

;; Query time: 38 msec
;; SERVER: 2001:7fd::1#53(k.root-servers.net)
;; WHEN: Mon May 21 14:30:44 2012
;; MSG SIZE  rcvd: 485

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1267
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 3, ADDITIONAL: 4

;; QUESTION SECTION:
;helsinki.fi.			IN	SOA

;; AUTHORITY SECTION:
helsinki.fi.		21600	IN	NS	ns-secondary.funet.fi.
helsinki.fi.		21600	IN	NS	hydra.helsinki.fi.
helsinki.fi.		21600	IN	NS	serifos.helsinki.fi.

;; ADDITIONAL SECTION:
hydra.helsinki.fi.	21600	IN	A	128.214.4.29
serifos.helsinki.fi.	21600	IN	A	128.214.4.64
ns-secondary.funet.fi.	21600	IN	A	128.214.248.132
ns-secondary.funet.fi.	21600	IN	AAAA	2001:708:10:55::53

;; Query time: 238 msec
;; SERVER: 156.154.101.26#53(g.fi)
;; WHEN: Mon May 21 14:30:45 2012
;; MSG SIZE  rcvd: 180

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 213
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 2

;; QUESTION SECTION:
;helsinki.fi.			IN	SOA

;; ANSWER SECTION:
helsinki.fi.		3600	IN	SOA	serifos.helsinki.fi. hostmaster.helsinki.fi. 2012051010 2400 900 3600000 10800

;; AUTHORITY SECTION:
helsinki.fi.		518400	IN	NS	hydra.helsinki.fi.
helsinki.fi.		518400	IN	NS	ns-secondary.funet.fi.
helsinki.fi.		518400	IN	NS	serifos.helsinki.fi.

;; ADDITIONAL SECTION:
hydra.helsinki.fi.	1800	IN	A	128.214.4.29
serifos.helsinki.fi.	1800	IN	A	128.214.4.64

;; Query time: 354 msec
;; SERVER: 128.214.4.64#53(serifos.helsinki.fi)
;; WHEN: Mon May 21 14:30:46 2012
;; MSG SIZE  rcvd: 183

HTTP

Looking for CNAME of www.helsinki.fi
Checking if there is a AAAA for www.helsinki.fi ... FAILED.


; <<>> DiG 9.4.1-P1 <<>> www.helsinki.fi aaaa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1404
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;www.helsinki.fi.		IN	AAAA

;; ANSWER SECTION:
www.helsinki.fi.	58	IN	CNAME	pubweb.it.helsinki.fi.

;; AUTHORITY SECTION:
it.helsinki.fi.		3600	IN	SOA	serifos.helsinki.fi. hostmaster.helsinki.fi. 2012051817 3600 900 3600000 10800

;; Query time: 5 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 14:30:48 2012
;; MSG SIZE  rcvd: 112

Checking other options ... failed too.

SMTP

MX 20 post.it.helsinki.fi
Looking for AAAA on post.it.helsinki.fi
MX 20 send.it.helsinki.fi
Looking for AAAA on send.it.helsinki.fi
MX 20 mail.it.helsinki.fi
Looking for AAAA on mail.it.helsinki.fi

DNS

Looking for AAAA of NS ns-secondary.funet.fi
Querying 2001:708:10:55:0:0:0:53 for SOA of helsinki.fi over IPv6 ... successful!
Looking for AAAA of NS serifos.helsinki.fi
No AAAA record for serifos.helsinki.fi
Looking for AAAA of NS hydra.helsinki.fi
No AAAA record for hydra.helsinki.fi

NTP

Looking for an A record for ntp.helsinki.fi
Found an A or AAAA record. Now looking for a AAAA.
Cannot find a AAAA record for ntp.helsinki.fi
Cannot find a AAAA record for ntp.ipv6.helsinki.fi

XMPP

Looking for a SRV record for _xmpp-client._tcp.helsinki.fi
Looking for a SRV record for _xmpp-server._tcp.helsinki.fi

Last Updated: Mon May 21 05:00:55 2012 UTC