Bonjour,
J'utilise une redirection de mon domaine OVH vers Gmail, et depuis quelques temps je reçois bien les messages de certaines personnes mais pour d'autres les expéditeurs reçoivent ce genre de message :
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De : Mail Delivery System
Envoyé : mercredi 21 août 2024 15:01
À : mt@international-concept.com
Objet : Undelivered Mail Returned to Sender
This is the mail system at host mo558.mail-out.ovh.net.
I'm sorry to have to inform you that your message could not be delivered to
one or more recipients. It's attached below.
For further assistance, please send mail to postmaster.
If you do so, please include this problem report. You can delete your own
text from the attached returned message.
The mail system
: host gmail-smtp-in.l.google.com[108.177.15.27]
said: 550-5.7.26 Your email has been blocked because the sender is
unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate
with
either SPF or DKIM. 550-5.7.26 550-5.7.26 Authentication results:
550-5.7.26 DKIM = did not pass 550-5.7.26 SPF
[international-concept.com]
with ip: [87.98.184.65] = did not 550-5.7.26 pass 550-5.7.26 550-5.7.26
For instructions on setting up authentication, go to 550 5.7.26
https://support.google.com/mail/answer/81126#authentication
5b1f17b1804b1-42abef9c9dasi7415635e9.142 - gsmtp (in reply to end of
DATA
command)
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Voici le détail de mes configurations DNS :
Pouvez-vous m'aider s'il vous plait ?
Merci beaucoup !


