Can someone please explain?

David Botham dns at botham.net
Thu Aug 8 17:19:17 UTC 2002




> -----Original Message-----
> From: bind-users-bounce at isc.org [mailto:bind-users-bounce at isc.org] On
> Behalf Of Bind-Users Mailist
> Sent: Thursday, August 08, 2002 1:14 PM
> To: bind-users at isc.org
> Subject: Can someone please explain?
> 
> Following log entry:
> /etc.hosts.allow. line 23: host name/address mismatch: 209.61.188.115
> !=china-stone.net
> The above warning dated Aug 7 07:46:09
> Line 23 reads
> ALL : ALL : allow

The PTR and A RR do not match:

[root at nsca1 root]# dig -x 209.61.188.115

; <<>> DiG 8.3 <<>> -x 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
;; QUERY SECTION:
;;      115.188.61.209.in-addr.arpa, type = ANY, class = IN

;; ANSWER SECTION:
115.188.61.209.in-addr.arpa.  1D IN PTR  china-stone.net.

;; AUTHORITY SECTION:
188.61.209.in-addr.arpa.  1D IN NS  ns.rackspace.com.
188.61.209.in-addr.arpa.  1D IN NS  ns2.rackspace.com.

;; ADDITIONAL SECTION:
ns.rackspace.com.       1D IN A         207.235.16.2
ns2.rackspace.com.      1D IN A         207.71.44.121

;; Total query time: 34 msec
;; FROM: nsca1 to SERVER: default -- 216.154.198.178
;; WHEN: Fri Dec 27 19:23:29 2002
;; MSG SIZE  sent: 45  rcvd: 154

[root at nsca1 root]# dig china-stone.net

; <<>> DiG 8.3 <<>> china-stone.net 
;; res options: init recurs defnam dnsrch
;; got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 0
;; QUERY SECTION:
;;      china-stone.net, type = A, class = IN

;; ANSWER SECTION:
china-stone.net.        1H IN A         62.190.185.65

;; AUTHORITY SECTION:
china-stone.net.        1H IN NS        dns9.register.com.
china-stone.net.        1H IN NS        dns10.register.com.

;; Total query time: 5023 msec
;; FROM: nsca1 to SERVER: default -- 216.154.198.178
;; WHEN: Fri Dec 27 19:23:54 2002
;; MSG SIZE  sent: 33  rcvd: 100


> 
> So far I have not got paranoid anout hosts.allow probably because
others
> things have taken a higher priority :-)
> 
> Advice please
> 
> David
> Systems Administrator
> Vizion2000.net



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