Remote Server returned '550 5.7.23 The message was rejected because of Sender Policy Framework violation

have some domains configured with outlok 365. I am getting back some emails with this error...

Need to correct the dns table in the domain, do not have access to outlook 365 (no support)

Remote Server returned '550 5.7.23 The message was rejected because of Sender Policy Framework violation -> 550 2a01:111:f400:fe02::812 is not allowed to send mail from Please see the SPF record, with scope mfrom, identity xxxxx@[login to view URL], and ip 2a01:111:f400:fe02::812'

Skills: DNS, Microsoft Exchange, Linux, Web Security, System Admin

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About the Employer:
( 17 reviews ) Miranda de Ebro, Spain

Project ID: #21795710

15 freelancers are bidding on average $28 for this job


Hi, I will check issue with configuration and will pass all records including spf that is Sender Policy Framework so that you will not get blocked again due to all these. I will make sure all authentications are passe More

$30 USD in 1 day
(310 Reviews)

I have experience in deploying and maintaining of: Cloud Computing Platforms: AWS Amazon Web Services,Microsoft AZURE, Google Cloud (GCP). Server Operating Systems: Windows Server 2003-to-2012R2, Windows Server 20 More

$35 USD in 1 day
(242 Reviews)

Hi there I’d really like to work with you on this one if possible! I have 12 years of solid experience in Network and System Administration,Desktop and Technical Support, particularly with the Microsoft(AD,DNS,D More

$30 USD in 1 day
(54 Reviews)

10 yrs exp in server management VPS, Dedicated, AWS, SSL Certificate, DNS, Centos, Cpanel/WHM/Plesk, Web panel, Apache Debian, Nginx, Ubuntu Expert in Migration services For more details of my profile visit https://w More

$20 USD in 3 days
(105 Reviews)

Hello, I’m an Exchange Server expert with ample number of years’ experience with providing Messaging solution with Microsoft Exchange Server product starting from Exchange 5.5 to latest version of (2019) Exchange serve More

$30 USD in 1 day
(22 Reviews)

Hey I'm Romain, a french Microsoft certified guy I can help you with that please contact me for more informations Best regards, Romain

$30 USD in 7 days
(17 Reviews)

Hi, I can do that work for you, I am Microsoft Certified and easily work on Windows Servers. Let we have a discussion on it.

$20 USD in 1 day
(32 Reviews)

I can fix it. I'm an Email & DNS Server Expert, Outlook/Office365 Expert, SMTP, Spam Control, Postfix, Exim, PowerMTA, Interspire, MailWizz, Email Marketing Expert, Web Designer, Linux System Admin, AWS & Google Cloud More

$20 USD in 1 day
(35 Reviews)

I know how to fix it. I'm working in hosting company as Linux administrator more 10 years, therefore I can help you with your task. Waiting for your answer.

$19 USD in 1 day
(14 Reviews)

Hello, Hope you are doing well. i will the fix error and pass all mail authentications. I'm linux system admin with more then 5 years of experience in same profession. Ping me for further discussion. Thanks

$20 USD in 7 days
(7 Reviews)

Hello , I am interested in this project , I am having overall 11 + years of experience and I can fix this kind of issues.

$20 USD in 7 days
(0 Reviews)

I am working as IT Infrastructure Engineer with 10 years on Experience as Messaging administrator, I have experience in this, I am really looking forward to fix this issue.

$20 USD in 2 days
(0 Reviews)

I am experienced professional with my background coming from IT infrastructure and security field with previous pre-sales experience, long track of infrastructure operations (with focus on networking, integration and s More

$50 USD in 7 days
(0 Reviews)

Hello Javier R.! My name is Miguel and I work with Dmitriy, Bogdan, Alexey and Ilshat and we are experts on system admin, linux, web security, microsoft exchange, dns. Please take a look at our portfolio http://tiny. More

$24 USD in 7 days
(0 Reviews)

Good day - I hope this finds you well. My name is Andrew Genung, I am located in New York. I am an email delivery reputation (SPF, DKIM and DMARC) subject matter expert. Example of Similar SPF Project: https://docs. More

$50 USD in 1 day
(0 Reviews)