Matthias Fechner:
Am 02.01.2017 um 16:41 schrieb A. Schulze:
One may publish records like "v=spf1 a -all" for a host mail.example.org
mail.example.org. A 192.0.2.25
mail.example.org. 2001:db8::6:25
mail.example.org. TXT "v=spf1 a -all"
This require two or
Am 02.01.2017 um 16:41 schrieb A. Schulze:
> One may publish records like "v=spf1 a -all" for a host mail.example.org
>
> mail.example.org. A 192.0.2.25
> mail.example.org. 2001:db8::6:25
> mail.example.org. TXT "v=spf1 a -all"
>
> This require two or three dns lookups
On 1/2/17 8:16 AM, Per Thorsheim wrote:
If using IP addresses in SPF records, is it necessary to specify both
IPv4 & IPv6 addresses? Is there currently a risk of unwanted problems if
only IPv4 (or only IPv6) addresses are specified, when a mailserver is
available using both 4 & 6?
Your SPF recor
section-2.3
Greetz,
Louis
> -Oorspronkelijk bericht-
> Van: s...@andreasschulze.de [mailto:owner-postfix-us...@postfix.org] Namens
> A. Schulze
> Verzonden: maandag 2 januari 2017 16:42
> Aan: postfix-users@postfix.org
> Onderwerp: Re: SPF entries for IPv4 & IPv6
Den 02.01.2017 16.41, skrev A. Schulze:
>
> Am 02.01.2017 um 14:18 schrieb Sebastian Nielsen:
>> OFC you must specify both unless you have completely disabled sending of
>> outgoing mail via IPv6.
>
> I think, that's wrong
>
> One may publish records like "v=spf1 a -all" for a host mail.example
Am 02.01.2017 um 14:18 schrieb Sebastian Nielsen:
> OFC you must specify both unless you have completely disabled sending of
> outgoing mail via IPv6.
I think, that's wrong
One may publish records like "v=spf1 a -all" for a host mail.example.org
mail.example.org. A 192.0.2.25
mail
OFC you must specify both unless you have completely disabled sending of
outgoing mail via IPv6.
Per Thorsheim skrev: (2 januari 2017 14:16:04 CET)
>If using IP addresses in SPF records, is it necessary to specify both
>IPv4 & IPv6 addresses? Is there currently a risk of unwanted problems
>if
>o
If using IP addresses in SPF records, is it necessary to specify both
IPv4 & IPv6 addresses? Is there currently a risk of unwanted problems if
only IPv4 (or only IPv6) addresses are specified, when a mailserver is
available using both 4 & 6?
--
Best regards,
Per Thorsheim
Twitter: @thorsheim