self mail hosting

self mail hosting

E.S. Rosenberg esr+linux-il at g.jct.ac.il
Sun Jun 8 17:38:12 IDT 2014


Re:All


2014-06-08 13:59 GMT+03:00 matanya <matanya at foss.co.il>:

>  You should be able to set that in your domain dns panel from your
> provider. It should point to your Static IP
>
You can't set a PTR record for an IP that is in a block you don't own, PTR
records are unique, only one per IP is supposed to exists, so if your
domain provider and your ISP are not the same there is no way for you to
set a PTR without your ISPs' cooperation.
(PTR lookups go to the nameserver of whoever owns the IP block, not of some
random nameserver that happens to have a PTR record for that block)

Also note that though you can get a fixed IP at home the IP may still be
flagged in anti-spam databases as "non-server" space and therefor
suspicious/no-accept.
Regards,
Eliyahu - אליהו

>
>
>
> On 2014-06-08 13:55, E.S. Rosenberg wrote:
>
>   Do those static IPs include setting the PTR record to whatever you want
> it to be?
> Otherwise there is really no point since a part (though not all) of the
> security is "is the PTR and the claimed hostname.domain.tld the same?"
> Since the IP is theirs you have no control over the PTR unless they give
> that to you as well.
>
> Regards,
> Eliyahu - אליהו
>
>
> 2014-06-08 13:35 GMT+03:00 matanya <matanya at foss.co.il>:
>
>>  I got Static ip from netvision for 9NIS/Month before I left them. Just
>> say you have camera's and file servers.
>>
>>
>>
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>>
>>
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