Hey I was wondering about the check_ping from the newest stable plugins.

[Eliezer Croitoru]

On 08/09/2013 05:32 PM, Giles Coochey wrote:
>  > repo.ngtech.co.il
> Server:         172.21.0.66
> Address:        172.21.0.66#53
> 
> Non-authoritative answer:
> repo.ngtech.co.il       canonical name = proxy.treenet.co.nz.
> proxy.treenet.co.nz     canonical name = cairo.treenetnz.com.
> cairo.treenetnz.com     has AAAA address
> 2002:3a1c:99e9:0:230:f1ff:fe14:5d47
This is the domain DNS answers
# dig cairo.treenetnz.com @ns1.treenetnz.com.

; <<>> DiG 9.9.2-P1 <<>> cairo.treenetnz.com @ns1.treenetnz.com.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 24830
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 4
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;cairo.treenetnz.com.		IN	A

;; ANSWER SECTION:
cairo.treenetnz.com.	60	IN	A	58.28.153.233

;; AUTHORITY SECTION:
treenetnz.com.		60	IN	NS	ns1.treenetnz.com.
treenetnz.com.		60	IN	NS	ns2.treenetnz.com.
treenetnz.com.		60	IN	NS	ns3.treenetnz.com.

;; ADDITIONAL SECTION:
ns1.treenetnz.com.	60	IN	A	58.28.153.233
ns2.treenetnz.com.	60	IN	AAAA	2002:3a1c:99e9:0:225:11ff:fe05:6cb3
ns3.treenetnz.com.	60	IN	A	58.28.153.233

;; Query time: 343 msec
;; SERVER: 58.28.153.233#53(58.28.153.233)
;; WHEN: Fri Aug  9 17:47:13 2013
;; MSG SIZE  rcvd: 178

# dig cairo.treenetnz.com @ns2.treenetnz.com.

; <<>> DiG 9.9.2-P1 <<>> cairo.treenetnz.com @ns2.treenetnz.com.
;; global options: +cmd
;; connection timed out; no servers could be reached
# dig cairo.treenetnz.com @ns3.treenetnz.com.

; <<>> DiG 9.9.2-P1 <<>> cairo.treenetnz.com @ns3.treenetnz.com.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 51977
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 4
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;cairo.treenetnz.com.		IN	A

;; ANSWER SECTION:
cairo.treenetnz.com.	60	IN	A	58.28.153.233

;; AUTHORITY SECTION:
treenetnz.com.		60	IN	NS	ns3.treenetnz.com.
treenetnz.com.		60	IN	NS	ns1.treenetnz.com.
treenetnz.com.		60	IN	NS	ns2.treenetnz.com.

;; ADDITIONAL SECTION:
ns1.treenetnz.com.	60	IN	A	58.28.153.233
ns2.treenetnz.com.	60	IN	AAAA	2002:3a1c:99e9:0:225:11ff:fe05:6cb3
ns3.treenetnz.com.	60	IN	A	58.28.153.233

;; Query time: 340 msec
;; SERVER: 58.28.153.233#53(58.28.153.233)
;; WHEN: Fri Aug  9 17:48:24 2013
;; MSG SIZE  rcvd: 178

The above happens since the ns2 is IPV6 only server and it might has the
record you are talking about.
my forwarders cannot even contact it yet.

Eliezer

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