domain names not resolving

[Lucien GENTIS]

Stephane Bortzmeyer a écrit :
> On Wed, Mar 21, 2007 at 08:35:12AM +0100,
>  Lucien GENTIS <lucien.gentis at lorraine.iufm.fr> wrote 
>  a message of 120 lines which said:
>
>   
>> I don't understand the meaning of line:
>>
>> localhost       A       207.228.252.47
>>     
>
> Unusual and strange but I do not see it as a problem.
>   
It could be a problem in case of a host which should use this DNS server 
for name resolving
and have "dns, files" in its nsswitch.conf.
Wouldn't any call to localhost be resolved to 207.228.252.47 instead of 
127.0.0.1 ?

>  
>   
>> In addition, if ns0 corresponds to 207.228.252.47 ,
>> I think www and mail must have CNAME records instead of A record
>> since they correspond to the same IP address.
>>     
>
> At least not for mail. Since it is on the right-hand side of the MX,
> it cannot be a CNAME. The current zone seems fine.
>
>
>   


-- 
Lucien GENTIS
IUFM de Lorraine
Centre de Ressources Informatiques
5, Rue Paul Richard
C.O. 3 - MAXEVILLE
54528 LAXOU-CEDEX

Tél. 03 83 17 68 41
Email : lucien.gentis at lorraine.iufm.fr