On 2/1/19 9:41 AM, Enrico Morelli wrote:
> Dear all,
>
> I having some problem forwarding some emails to Gmail addresses.
> Sometime the emails are bounced cause:
>
> This message does not have authentication information or fails to pass
> 550-5.7.1 authentication checks. To best protect our users
Dear Enrico,
it seems that your domain hasn't any SPF entry in DNS.
dig txt cerm.unifi.it
Fighting spammers is hard, so at least SPF have to be used to legitimate your
IPs.
DKIM and DMARC are other ways...somewhat more complex to implement.
Regards,
Paolo.
> On 1 Feb 2019, at 15:41, Enrico
On Fri, 1 Feb 2019 15:50:36 +0100
Francesc Peñalvez wrote:
> you can use this Google APP
> https://postmaster.google.com/managedomains also you can use DKIM and
> or SPF verification
>
Thanks, I'll ask to our network provider to set SPF record in our DNS
servers.
>
On Fri, 1 Feb 2019 15:50:14 +0100
Paolo Barbato wrote:
> Dear Enrico,
>
> it seems that your domain hasn't any SPF entry in DNS.
>
> dig txt cerm.unifi.it
>
> Fighting spammers is hard, so at least SPF have to be used to
> legitimate your IPs.
>
> DKIM and DMARC are other ways...somewhat more
you can use this Google APP https://postmaster.google.com/managedomains
also you can use DKIM and or SPF verification
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