Server Fault Stack Exchange
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Questions tagged [spf]

Sender Policy Framework is a standard by which the owner of a domain uses a specially formed DNS record to advertise which hosts are authorized to send email for the domain.

Sender Policy Framework (SPF) is a technique to prevent e-mail sender address forgery. With SPF system administrators add information about allowed senders for particular domain in a DNS server's TXT and/or SPF record.

Please have a look at the canonical question What are SPF records and how do I configure them.

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My Email Strightly goes to gmail spam/just folder ( DKIM,SPF,DMARC is okay )

( it's not duplicate , its related to rDNS , please don't flag it as duplicate or give me the link of related one ) i have a problem, my emails from my mydomain.com straightly goes to spam folder in gmail, other service providers are okay. i have…
Hamed Kazemi
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subdomains and SPF failures

I have recently moved some of my e-mail services to sub-domains (sub1.company.com, sub2.company.com) because the SPF of the main domain - company.com got full (lot's of includes and there is more relevant stuff there). Also, each of my subdomains…
Peter
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Adding SPF record for second domain, but I don't yet have an SPF record for Gmail

I am familiar with the basics of SPF but I am having trouble determining exactly what I need for my setup. I have my email done through Google Apps to send and receive email for my domain, example.com. Now I am adding Mailchimp Mandrill as a valid…
Jeff
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Is there any standard for DNS <-> IP authentication?

I'm looking to implement an authentication mechanism which allows to enforce access policies based on the domain name of the client. The authentication server uses the information available in the DNS to verify the client authorisation. More…
themihai
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I can't recive emails and all outgoing emails go to spam folder

I recently bought a VPS server at OVH.com to host the web of one of our business and I'm having problems to correctly configure the DNS to be able to send and recive emails. Right now i can't send emails and the outgoing emails go to Spam folder of…
Daxby
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How to properly set TXT SPF record when separating A from MX records

I have current TXT record for my domain: v=spf1 a mx ip4:{ip-of-my-server} -all Both email traffic and website goes to same machine. Now, I have to point website (A record) to other server. Will it broke Sender Policy Framework - note the "a" in…
Miloš Đakonović
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How Can I Load Balance Outbound Email?

My server have four external IP address. I want to distribute to this IP addresses for sending emails. For example : 1.st mail sending XX.XX.XX.10 ip 2.nd mail sending XX.XX.XX.11 ip 3.rd mail sending XX.XX.XX.12 ip Because, i receive error message…
Adem Eyüboğlu
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Is SPF record valid?

I am getting "softfail error" for the current spf record what should i do? This is the original mail i got from my domain. I added the spf record in my dns. v=spf1 mx mx:smtp.secureserver.net include:smtp.secureserver.net ~all Unfortunately I…
Nava
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In which DNS zone files i have to put spf record entry to get "spf=pass"?

"Authentication-Results: mx.google.com; spf=neutral (google.com: 46.23.76.174 is neither permitted nor denied by best guess record for domain of vns6.wtech.in) smtp.mail=a@vns6.wtech.in". This is the result when I get after seeing the mail sent…
achal tomar
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Need a good guide for setting up postfix

I will be sending mail from my machine (just sending, not receiving any) I'm looking for a good guide that will help me configure it with all the things that are required so that receiveing servers will not ignore or block my emails. I've heard…
user80666
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My OpenDMARC is rejecting emails from firefox.com . Is their SPF record correct? Or am I wrong?

Why is opendmarc rejecting mail from firefox.com? It looks like their SPF record matches their sending address and does pass: v=spf1 mx a include:amazonses.com include:mail.zendesk.com -all /var/log/maillog: postfix/smtpd[19221]: connect from…
Andrew
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not allowed to send mail from my own account?! DNS lookup / SPF

I give training and therefor i have a gmail account (linked to my weebly website www.serenewarrior.nl) Sometimes I get a Delivery Status notification (below) saying I am not allowed to sent mail and I need to contact the postmaster of MY website. I…
Lynn
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What is right way to set spf in dns records?

I'm setting it as: v=spf1 a mx ip4:xx.xxx.xx.xxx a -mx -all it's right? Thanks.
spboyf92
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SPF and DKIM configuration with postfix

I am using Centos-5 and have configured postfix mail server. How to i configure SPF and DKIM in Postfix.
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