Check that www.unc.edu 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 unc.edu soa
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 547
;; flags: qr ra; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 14

;; QUESTION SECTION:
;.				IN	NS

;; ANSWER SECTION:
.			169263	IN	NS	l.root-servers.net.
.			169263	IN	NS	b.root-servers.net.
.			169263	IN	NS	i.root-servers.net.
.			169263	IN	NS	j.root-servers.net.
.			169263	IN	NS	a.root-servers.net.
.			169263	IN	NS	g.root-servers.net.
.			169263	IN	NS	m.root-servers.net.
.			169263	IN	NS	k.root-servers.net.
.			169263	IN	NS	c.root-servers.net.
.			169263	IN	NS	f.root-servers.net.
.			169263	IN	NS	e.root-servers.net.
.			169263	IN	NS	d.root-servers.net.
.			169263	IN	NS	h.root-servers.net.

;; ADDITIONAL SECTION:
a.root-servers.net.	38586	IN	A	198.41.0.4
a.root-servers.net.	38586	IN	AAAA	2001:503:ba3e::2:30
b.root-servers.net.	515251	IN	A	192.228.79.201
c.root-servers.net.	384634	IN	A	192.33.4.12
d.root-servers.net.	342983	IN	A	128.8.10.90
d.root-servers.net.	342983	IN	AAAA	2001:500:2d::d
e.root-servers.net.	515251	IN	A	192.203.230.10
f.root-servers.net.	39457	IN	A	192.5.5.241
f.root-servers.net.	344333	IN	AAAA	2001:500:2f::f
g.root-servers.net.	40121	IN	A	192.112.36.4
h.root-servers.net.	601972	IN	A	128.63.2.53
h.root-servers.net.	601972	IN	AAAA	2001:500:1::803f:235
i.root-servers.net.	38693	IN	A	192.36.148.17
i.root-servers.net.	38693	IN	AAAA	2001:7fe::53

;; Query time: 7 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed May 23 03:16:58 2012
;; MSG SIZE  rcvd: 512

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 992
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 6, ADDITIONAL: 7

;; QUESTION SECTION:
;unc.edu.			IN	SOA

;; AUTHORITY SECTION:
edu.			172800	IN	NS	f.edu-servers.net.
edu.			172800	IN	NS	c.edu-servers.net.
edu.			172800	IN	NS	a.edu-servers.net.
edu.			172800	IN	NS	g.edu-servers.net.
edu.			172800	IN	NS	d.edu-servers.net.
edu.			172800	IN	NS	l.edu-servers.net.

;; ADDITIONAL SECTION:
a.edu-servers.net.	172800	IN	A	192.5.6.30
c.edu-servers.net.	172800	IN	A	192.26.92.30
d.edu-servers.net.	172800	IN	A	192.31.80.30
f.edu-servers.net.	172800	IN	A	192.35.51.30
g.edu-servers.net.	172800	IN	A	192.42.93.30
g.edu-servers.net.	172800	IN	AAAA	2001:503:cc2c::2:36
l.edu-servers.net.	172800	IN	A	192.41.162.30

;; Query time: 35 msec
;; SERVER: 2001:7fe::53#53(i.root-servers.net)
;; WHEN: Wed May 23 03:16:58 2012
;; MSG SIZE  rcvd: 260

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 775
;; flags: qr; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2

;; QUESTION SECTION:
;unc.edu.			IN	SOA

;; AUTHORITY SECTION:
unc.edu.		172800	IN	NS	ns2.unc.edu.
unc.edu.		172800	IN	NS	ns.unc.edu.

;; ADDITIONAL SECTION:
ns2.unc.edu.		172800	IN	A	152.2.253.100
ns.unc.edu.		172800	IN	A	152.2.21.1

;; Query time: 206 msec
;; SERVER: 192.35.51.30#53(f.edu-servers.net)
;; WHEN: Wed May 23 03:16:58 2012
;; MSG SIZE  rcvd: 92

;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1735
;; flags: qr aa; QUERY: 1, ANSWER: 1, AUTHORITY: 5, ADDITIONAL: 10

;; QUESTION SECTION:
;unc.edu.			IN	SOA

;; ANSWER SECTION:
unc.edu.		86400	IN	SOA	ns.unc.edu. host-reg.unc.edu. 2012052201 14400 3600 1209600 86400

;; AUTHORITY SECTION:
unc.edu.		86400	IN	NS	dfranklindns.its.unc.edu.
unc.edu.		86400	IN	NS	fasterpass.its.unc.edu.
unc.edu.		86400	IN	NS	ns2.unc.edu.
unc.edu.		86400	IN	NS	dmanningdns.its.unc.edu.
unc.edu.		86400	IN	NS	ns.unc.edu.

;; ADDITIONAL SECTION:
ns.unc.edu.		172800	IN	A	152.2.21.1
ns.unc.edu.		172800	IN	AAAA	2610:28:3090:5000::10
ns2.unc.edu.		172800	IN	A	152.2.253.100
ns2.unc.edu.		172800	IN	AAAA	2610:28:3090:5003::10
fasterpass.its.unc.edu.	600	IN	A	152.19.240.8
fasterpass.its.unc.edu.	600	IN	AAAA	2610:28:3090:3002::10
dmanningdns.its.unc.edu. 600	IN	A	152.2.0.26
dmanningdns.its.unc.edu. 600	IN	AAAA	2610:28:3090:3005::10
dfranklindns.its.unc.edu. 600	IN	A	152.2.46.3
dfranklindns.its.unc.edu. 600	IN	AAAA	2610:28:3090:2003::10

;; Query time: 256 msec
;; SERVER: 2610:28:3090:5000::10#53(ns.unc.edu)
;; WHEN: Wed May 23 03:16:59 2012
;; MSG SIZE  rcvd: 407

HTTP

Looking for CNAME of www.unc.edu
Checking if there is a AAAA for www.unc.edu ... success.
Sending...

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

Reading ...

HTTP/1.1 301 Moved Permanently
Date: Tue, 22 May 2012 17:46:59 GMT
Server: Apache
Location: /index.htm
Content-type: text/html; charset=utf-8
Content-Length: 72
Connection: close
Set-Cookie: BIGipServerccm_consump_prod80=721754796.20480.0000; path=/

Accessed / [2610:28:3090:3002:0:0:0:11] Response: HTTP/1.1 301 Moved Permanently
Sending...

HEAD /index.htm HTTP/1.1
Host: www.unc.edu
User-Agent: ipv6-survey.pl/1.97 http://www.mrp.net/IPv6_Survey.html

Reading ...

HTTP/1.1 200 OK
Date: Tue, 22 May 2012 17:47:00 GMT
Server: Apache
Cache-Control: max-age=600, s-maxage=600
Content-type: text/html; charset=utf-8
Content-Length: 49290
Connection: close
Set-Cookie: BIGipServerccm_consump_prod80=721754796.20480.0000; path=/

Accessed /index.htm [2610:28:3090:3002:0:0:0:11] Response: HTTP/1.1 200 OK

SMTP

MX 0 mxip1i.isis.unc.edu
Looking for AAAA on mxip1i.isis.unc.edu
MX 0 mxip2i.isis.unc.edu
Looking for AAAA on mxip2i.isis.unc.edu
MX 0 mxip3i.isis.unc.edu
Looking for AAAA on mxip3i.isis.unc.edu
MX 0 mxip0i.isis.unc.edu
Looking for AAAA on mxip0i.isis.unc.edu

DNS

Looking for AAAA of NS ns2.unc.edu
Querying 2610:28:3090:5003:0:0:0:10 for SOA of unc.edu over IPv6 ... successful!
Looking for AAAA of NS fasterpass.its.unc.edu
Querying 2610:28:3090:3002:0:0:0:10 for SOA of unc.edu over IPv6 ... successful!
Looking for AAAA of NS ns.unc.edu
Querying 2610:28:3090:5000:0:0:0:10 for SOA of unc.edu over IPv6 ... successful!
Looking for AAAA of NS dmanningdns.its.unc.edu
Querying 2610:28:3090:3005:0:0:0:10 for SOA of unc.edu over IPv6 ... successful!
Looking for AAAA of NS dfranklindns.its.unc.edu
Querying 2610:28:3090:2003:0:0:0:10 for SOA of unc.edu over IPv6 ... successful!

NTP

Looking for an A record for ntp.unc.edu
Looking for an A record for clock.unc.edu
Looking for an A record for time.unc.edu
Looking for an A record for chime.unc.edu

XMPP

Looking for a SRV record for _xmpp-client._tcp.unc.edu
Found XMPP client conf0.isis.unc.edu (10, 5222)
Trying to connect to 152.2.1.121 on 5222 ... Can't bind to port: IO::Socket::INET: connect: Connection timed out
No equivalent IPv6 service found.

Looking for a SRV record for _xmpp-server._tcp.unc.edu
Found XMPP server conf0.isis.unc.edu (10, 5269)
Trying to connect to 152.2.1.121 on 5269 ... Can't bind to port: IO::Socket::INET: connect: Connection timed out
No equivalent IPv6 service found.

Last Updated: Tue May 22 17:55:04 2012 UTC