Check that www.isc.org 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 isc.org soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1207
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			295208	IN	NS	g.root-servers.net.
.			295208	IN	NS	a.root-servers.net.
.			295208	IN	NS	k.root-servers.net.
.			295208	IN	NS	h.root-servers.net.
.			295208	IN	NS	i.root-servers.net.
.			295208	IN	NS	b.root-servers.net.
.			295208	IN	NS	e.root-servers.net.
.			295208	IN	NS	j.root-servers.net.
.			295208	IN	NS	l.root-servers.net.
.			295208	IN	NS	m.root-servers.net.
.			295208	IN	NS	d.root-servers.net.
.			295208	IN	NS	c.root-servers.net.
.			295208	IN	NS	f.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	164531	IN	A	198.41.0.4
a.root-servers.net.	164531	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	122795	IN	A	192.228.79.201
c.root-servers.net.	510579	IN	A	192.33.4.12
d.root-servers.net.	468928	IN	A	128.8.10.90
d.root-servers.net.	468928	IN	AAAA	2001:500:2d::d
e.root-servers.net.	120115	IN	A	192.203.230.10
f.root-servers.net.	165402	IN	A	192.5.5.241
f.root-servers.net.	470278	IN	AAAA	2001:500:2f::f
g.root-servers.net.	166066	IN	A	192.112.36.4
h.root-servers.net.	123104	IN	A	128.63.2.53
h.root-servers.net.	123104	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	164638	IN	A	192.36.148.17
i.root-servers.net.	164638	IN	AAAA	2001:7fe::53

;; Query time: 8 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon May 21 16:17:53 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 235
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 12

;; QUESTION SECTION:
;isc.org.			IN	SOA

;; AUTHORITY SECTION:
org.			172800	IN	NS	a0.org.afilias-nst.info.
org.			172800	IN	NS	a2.org.afilias-nst.info.
org.			172800	IN	NS	b0.org.afilias-nst.org.
org.			172800	IN	NS	b2.org.afilias-nst.org.
org.			172800	IN	NS	c0.org.afilias-nst.info.
org.			172800	IN	NS	d0.org.afilias-nst.org.

;; ADDITIONAL SECTION:
a0.org.afilias-nst.info. 172800	IN	A	199.19.56.1
a2.org.afilias-nst.info. 172800	IN	A	199.249.112.1
b0.org.afilias-nst.org.	172800	IN	A	199.19.54.1
b2.org.afilias-nst.org.	172800	IN	A	199.249.120.1
c0.org.afilias-nst.info. 172800	IN	A	199.19.53.1
d0.org.afilias-nst.org.	172800	IN	A	199.19.57.1
a0.org.afilias-nst.info. 172800	IN	AAAA	2001:500:e::1
a2.org.afilias-nst.info. 172800	IN	AAAA	2001:500:40::1
b0.org.afilias-nst.org.	172800	IN	AAAA	2001:500:c::1
b2.org.afilias-nst.org.	172800	IN	AAAA	2001:500:48::1
c0.org.afilias-nst.info. 172800	IN	AAAA	2001:500:b::1
d0.org.afilias-nst.org.	172800	IN	AAAA	2001:500:f::1

;; Query time: 248 msec
;; SERVER: 2001:500:1::803f:235#53(h.root-servers.net)
;; WHEN: Mon May 21 16:17:54 2012
;; MSG SIZE  rcvd: 430

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1758
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 4, ADDITIONAL: 6

;; QUESTION SECTION:
;isc.org.			IN	SOA

;; AUTHORITY SECTION:
isc.org.		86400	IN	NS	ord.sns-pb.isc.org.
isc.org.		86400	IN	NS	sfba.sns-pb.isc.org.
isc.org.		86400	IN	NS	ams.sns-pb.isc.org.
isc.org.		86400	IN	NS	ns.isc.afilias-nst.info.

;; ADDITIONAL SECTION:
ams.sns-pb.isc.org.	86400	IN	A	199.6.1.30
ams.sns-pb.isc.org.	86400	IN	AAAA	2001:500:60::30
ord.sns-pb.isc.org.	86400	IN	A	199.6.0.30
ord.sns-pb.isc.org.	86400	IN	AAAA	2001:500:71::30
sfba.sns-pb.isc.org.	86400	IN	A	149.20.64.3
sfba.sns-pb.isc.org.	86400	IN	AAAA	2001:4f8:0:2::19

;; Query time: 293 msec
;; SERVER: 2001:500:b::1#53(c0.org.afilias-nst.info)
;; WHEN: Mon May 21 16:17:55 2012
;; MSG SIZE  rcvd: 256

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 562
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 6

;; QUESTION SECTION:
;isc.org.			IN	SOA

;; ANSWER SECTION:
isc.org.		7200	IN	SOA	ns-int.isc.org. hostmaster.isc.org. 2012051800 7200 3600 24796800 3600

;; AUTHORITY SECTION:
isc.org.		7200	IN	NS	ns.isc.afilias-nst.info.
isc.org.		7200	IN	NS	ams.sns-pb.isc.org.
isc.org.		7200	IN	NS	ord.sns-pb.isc.org.
isc.org.		7200	IN	NS	sfba.sns-pb.isc.org.

;; ADDITIONAL SECTION:
ams.sns-pb.isc.org.	7200	IN	A	199.6.1.30
ord.sns-pb.isc.org.	7200	IN	A	199.6.0.30
sfba.sns-pb.isc.org.	7200	IN	A	149.20.64.3
ams.sns-pb.isc.org.	7200	IN	AAAA	2001:500:60::30
ord.sns-pb.isc.org.	7200	IN	AAAA	2001:500:71::30
sfba.sns-pb.isc.org.	7200	IN	AAAA	2001:4f8:0:2::19

;; Query time: 328 msec
;; SERVER: 2001:500:2c::254#53(ns.isc.afilias-nst.info)
;; WHEN: Mon May 21 16:17:55 2012
;; MSG SIZE  rcvd: 317

HTTP

Looking for CNAME of www.isc.org
Checking if there is a AAAA for www.isc.org ... success.
Sending...

HEAD / HTTP/1.1
Host: www.isc.org
User-Agent: ipv6-survey.pl/1.97 http://www.mrp.net/IPv6_Survey.html

Reading ...

HTTP/1.1 200 OK
Date: Mon, 21 May 2012 06:47:58 GMT
Server: Apache/2.2.15 (FreeBSD) mod_ssl/2.2.15 OpenSSL/0.9.8k DAV/2 PHP/5.2.12 with Suhosin-Patch
X-Powered-By: PHP/5.2.12
Set-Cookie: SESS9cfe3c2aaf50d7f05c32ca05c0087e5f=1rcp4h7iunqteaoq4ssqoi97r3; path=/; domain=.isc.org
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified: Mon, 21 May 2012 06:47:58 GMT
Cache-Control: store, no-cache, must-revalidate
Cache-Control: post-check=0, pre-check=0
Content-Type: text/html; charset=utf-8

Accessed / [2001:4f8:0:2:0:0:0:d] Response: HTTP/1.1 200 OK

SMTP

MX 10 mx.ams1.isc.org
Looking for AAAA on mx.ams1.isc.org
Connecting to 2001:500:60:0:0:0:0:65 ... done.
220 mx.ams1.isc.org ESMTP Postfix
250-mx.ams1.isc.org
250-PIPELINING
250-SIZE 21336000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN
MX 10 mx.pao1.isc.org
Looking for AAAA on mx.pao1.isc.org
Connecting to 2001:4f8:0:2:0:0:0:2b ... done.
220 mx.pao1.isc.org ESMTP Postfix
250-mx.pao1.isc.org
250-PIPELINING
250-SIZE 21336000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250 DSN

DNS

Looking for AAAA of NS sfba.sns-pb.isc.org
Querying 2001:4f8:0:2:0:0:0:19 for SOA of isc.org over IPv6 ... successful!
Looking for AAAA of NS ord.sns-pb.isc.org
Querying 2001:500:71:0:0:0:0:30 for SOA of isc.org over IPv6 ... successful!
Looking for AAAA of NS ams.sns-pb.isc.org
Querying 2001:500:60:0:0:0:0:30 for SOA of isc.org over IPv6 ... successful!
Looking for AAAA of NS ns.isc.afilias-nst.info
Querying 2001:500:2c:0:0:0:0:254 for SOA of isc.org over IPv6 ... successful!

NTP

Looking for an A record for ntp.isc.org
Found an A or AAAA record. Now looking for a AAAA.
ntpdate -sq ntp.isc.org (2001:4f8:fff7:1:0:0:0:2)
server 2001:4f8:fff7:1::2, stratum 0, offset 0.000000, delay 0.00000
Found problem with stratum (0)

XMPP

Looking for a SRV record for _xmpp-client._tcp.isc.org
Found XMPP client jabber2.isc.org (10, 5222)
Trying to connect to 149.20.64.76 on 5222 ... Connection succeeded
Trying to connect to 2001:4f8:0:2:0:0:0:25 on 5222 ... Can't bind to port: IO::Socket::INET6: connect: Connection refused

Looking for a SRV record for _xmpp-server._tcp.isc.org
Found XMPP server jabber2.isc.org (10, 5269)
Trying to connect to 149.20.64.76 on 5269 ... Connection succeeded
Trying to connect to 2001:4f8:0:2:0:0:0:25 on 5269 ... Can't bind to port: IO::Socket::INET6: connect: Connection refused

Last Updated: Mon May 21 06:48:17 2012 UTC