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.

learn more… | top users | synonyms

1
vote
1answer
395 views

SPF google mail + MY IP

So this TEXT record response hardfail XX.XX.XX.XX => my mail server v=spf1 ip4:XX.XX.XX.XX include:aspmx.googlemail.com ~all Question is how to create valid SPF record for sending e-mail for my ...
1
vote
3answers
6k views

SPF record when sending mails from two different IPs

I have somedomain.com on IP 1.1.1.1 I send/receive mail using Outlook connecting to mail.somedomain.com So my DNS records for somedomain.com are the typical: www.somedomain.com >>> A ...
1
vote
2answers
212 views

SPF Record for sending mail for a different server

I use a different server to send mail to my mailing list. I want to add an SPF record to my domain to show that the IP of the different server is authorized to send mail (as well as the default ...
1
vote
1answer
11k views

How to define TXT SPF record with multiple senders

My setup: DNS hosted by BigCommerce which is our eCommerce and website host BigCommerce automatically created an SPF record like this: "v=spf1 +a +mx include:_spf.bigcommerce.com -all" I used a ...
1
vote
1answer
28 views

Emailing as different domain from our IIS server

We have an enterprisey web application which uses .NET to send out email from our domain (oursite.com). This domain exists and has a valid SPF record and we've very rarely had spam issues with our ...
1
vote
1answer
2k views

SPF records should also be published in DNS as type SPF records

I recently set up SPF records for a domain and when I checked the records using http://www.kitterman.com/ I got an error message that stated SPF records should also be published in DNS as type SPF ...
1
vote
1answer
116 views

How can I take a working SPF and turn it into a SenderID?

Our SPF settings are working fine, and we are signing up for Sailtrhu (a mailing list service provider) and they are insisting we set up SenderID. From what we've read, SenderID can conflict with SPF ...
1
vote
1answer
2k views

Allowing a domain to send emails via another domain

I have two servers: www.website1.com www.website2.com I have another server www.website3.com which I want to be allowed to send emails in behalf of the first two websites. How do I do this?
1
vote
2answers
196 views

Trying to configure email server for sending only

I need to install Postfix or Exim to be able to send emails from my web server's php code. I have a few questions hopefully I can find answers to: Could mail be rejected or sent to spam on ...
1
vote
1answer
140 views

Confused about enhancing existing Google SPF to permit server-sent emails also

I'm using Google Apps for my domains email, and have the Google suggested SPF set: "v=spf1 include:_spf.google.com ~all" This works as expected. In certain cases though, my web app sends emails to ...
1
vote
2answers
275 views

SPF Syntax Setup

I have a web application that has two web servers that have SMTP servers, with the following names: mail01.mydomain.com mail02.mydomain.com I have the SPF record setup for the second level as: ...
1
vote
1answer
63 views

How to include multiple spf domains with different mechanisms in a single spf TXT Record [duplicate]

EDIT : How to Mix the different mechanisms (a , mx , ip4 , ptr and include) to create single SPF file from 4 I know that 2 simple SPF records like v=spf1 include:_spf.google.com ~all v=spf1 ...
1
vote
1answer
126 views

Are SPF records for subdomains valid for the parent domain?

I used to think that SPF records for subdomains were completely independent from the parent domain. I'm trying out a domain email service provider that advises: Using a subdomain you will still ...
1
vote
2answers
120 views

What are the implications of inserting a DKIM record for a third party sending email on our behalf?

Our organization is setting up an account with a third party cloud service that will be sending emails on our behalf. Our marketing department would like to eliminate the "via" or "on behalf of" bits ...
1
vote
1answer
90 views

Email redirected to Gmail contains failed SPF

I have an email account on my domain, e.g adrian@mysite.com And on my dedicated server mysite.com I redirect messages from adrian@mysite.com to adrian@gmail.com Now, if an external user like ...
1
vote
2answers
43 views

Is DMARC helpful to me if I don't need reporting?

I have SPF and DKIM setup and working for the email domain I administer. The next recommended step is to setup DMARC since SPF and DKIM are both in place. What are the benefits of using DMARC if both ...
1
vote
1answer
223 views

Conflict between wildcard DNS entry and SPF

I have a domain set up on Amazon's Route53, and it seems the following entries are not going to work (actual values replaced, obviously). Can anyone advise on how this should be set up? This is the ...
1
vote
2answers
71 views

Multiple SPF DNS Record entries

We are currently in the process of migrating our on-premise Exchange environment to the O365 cloud but in the meantime I need setup a SPF record for current outgoing email and for the O365 pilot ...
1
vote
2answers
38 views

Precedence/co-existence of SPF and DKIM

Is co-existence of SPF and DKIM specified somewhere (assuming the absence of DMARC)? I want to put only my own IPs in the SPF and let 3rd parties send mail on behalf of my domain using DKIM. What ...
1
vote
1answer
127 views

spf and dkim records in the same dns zone file

I am trying to set up a mail server which will sign outgoing messages with a dkim signature. Part of that process is to set up a dns record for my senders domain with the public key of the key used ...
1
vote
1answer
595 views

Failure notice with my mail server, what to do?

I've build a simple Mail server for my personal use, but Google reject my emails whatever I do. I worked hard finding the initials problems (wrong SPF entries in the DNS), but now, everything seems ...
1
vote
1answer
404 views

How to choose email SPF qualifier?

I'm helping manage a domain that seems to have been given a bad reputation spam-wise, as we get a lot of emails bounced. I am told that it's suspected the domain has been used by spammers to send ...
1
vote
1answer
365 views

Received-SPF: unknown domain of _netblocks2.google.com uses a mechanism not recognized by this client

We've configured SPF for our Google Apps For Your Domain domain some time ago, and resources like mail-tester.com validate it as setup correctly (we also have DKIM, etc). For the past year however, ...
1
vote
2answers
2k views

SPF Failure sending sms message to sms.mycricket.com

I built an asp.net application that sends text messages to our employees using carrier-provided email to SMS gateways. The people on Cricket (sms.mycricket.com) are the only ones that are bouncing ...
1
vote
2answers
234 views

Is there a common X-Header for RFC 2821 “MAIL FROM”? Should it be DKIM signed?

w.r.t. the difference between RFC2821 MAIL From and RFC2822 FROM I'm considering having my MTA add a header specifying what was sent in the MAIL FROM portion of the envelope. The RFC2821 header is ...
1
vote
2answers
593 views

What are DKIM (DomainKeys Identified Mail) and The SPF (Sender Policy Framework)?

I recently saw that cpanel has new entry for DKIM (DomainKeys Identified Mail) and The SPF (Sender Policy Framework). They seems to be talk about a mail/spam prevention, etc I would like to ...
1
vote
3answers
5k views

Why do these emails from amazon SES keep getting marked as spam?

Right now I am sending emails using the php mail() function. I am setting the From: header to an address corresponding to the hostname and also reverse-dns of the server sending the email like this: ...
1
vote
3answers
4k views

What's wrong with my SPF record?

This is my SPF record: v=spf1 a ip4:111.222.333.444 include:_spf.google.com ~all I sent a test email to my Gmail address and below are the headers. I replaced real IP address with 111.222.333.444 ...
1
vote
2answers
485 views

Correct DNS settings for my server setup

I am struggling to understand the correct DNS settings for my server setup. I have a web server with a single IP and 6 domains hosted on it. I got IIS6's SMTP virtual server working yesterday and ...
1
vote
1answer
827 views

Rackspace Cloud Server DNS Add SPF Records

I've setup my new LAMP server on Rackspace Cloud and the Basic A, C and MX DNS setup is no problem. I need to add an SPF record for a project I am migrating over to this new server that allows ...
1
vote
3answers
693 views

Sending mail from a server without being “spam”

I've been reading a little about this and have found something called "sender policy framework" which looks like it will help with identifying mail correctly. Will this increase the chances of my sent ...
1
vote
2answers
3k views

How to include domain mail server along with Google mail server in SPF record?

I've recently switched to Google Apps and this thread http://www.google.com/support/a/bin/answer.py?answer=178723 suggests to update SPF record like : 'v=spf1 include:_spf.google.com ~all' . (1) ...
1
vote
1answer
2k views

Permerror when testing multiple SPF records for Google Apps and MailChimp

Our domain uses Google Apps for mail and Mailchimp for templated email campaigns. Mailchimp recommends adding an SPF record for their servers to decrease the likelihood of spam filter traps. I have ...
1
vote
2answers
2k views

Does Google/Gmail & Yahoo/YMail cache DNS information related to SPF?

I am configuring my linode server to send mail from my webapp to users. I could use GoogleApps, but the 500/day limit it too restrictive, hence I'm attempting to set it up myself. I set up Exim4 on ...
1
vote
1answer
1k views

why do i get an SPF Softfail?

I installed SPF on my LAMP server with postfix. But for some reason, I get this error Received-SPF: softfail (mta1070.mail.re4.yahoo.com: domain of transitioning www-data@websiteurl.com does not ...
1
vote
3answers
705 views

In SPF how do you authorize any server on my domains to send

I have multiple domains with multiple mailservers on each. they all send with the same return path address. so x@bounce.bouncesent.com for instance. I want to authorize any host on my domains ( ...
1
vote
2answers
78 views

SPF-record / E-mail marked as spam in Gmail [solved]

E-mail send from my own e-mail (example@domain.nl) to a Gmail-account is marked as spam. When I view the e-mail headers you will see a softfail. I have tried to set the SPF-record for my domain, but I ...
1
vote
1answer
125 views

What is the best way to harden a postfix null client on an exploited php webserver?

We use postfix as a null client to send out mail from a php webserver via sendmail. We host our incoming mail servers elsewhere and use a SPF record to authorise the server to send emails from our ...
1
vote
1answer
190 views

google apps mail error

In recent months, we have big problems when we send email on our own mailing list (for safety, I'll call our domain name example.com) staff@toto.com. All users receive this kind of mail back from the ...
1
vote
1answer
456 views

SPF failure with gmail

I'm trying to properly set up DKIM, SPF, and DMARC so emails sent from my server are less likely to be seen as spam. I got my first DMARC report and I'm little confused by this part: ...
1
vote
2answers
369 views

SPF/DKIM Configuration for usage with critsend

I am currently facing the following issue: I have configured a domain of mine to be used with the Critsend mailing service. Their recommended configuration for both SPF and DKIM was implemented on ...
1
vote
2answers
2k views

TinyDNS and proper settings for SPF records [duplicate]

I've inherited a TinyDNS configuration that have following entries for SPF: @domain.com:x.x.x.3:a::86400 @domain.com:x.x.x.103:c:10:86400 =domain.com:x.x.x.3:86400 =mail.domain.com:x.x.x.3:86400 ...
1
vote
2answers
731 views

Mail goes to spam when using `mail` from command line

I've a CentOS 6.4 server. When I send an email using the mail command from command line, it's always marked as spam by Gmail. So, every system emails go to spam and so do every emails sent with a PHP ...
1
vote
1answer
379 views

Mail is marked as spam although SPF and DKIM pass

I have configured Postfix to send mail from a dedicated server hosted let's on IP X.X.X.X and domain name example.com. DKIM, SPF always pass when I send mail locally from that host but still ends up ...
1
vote
1answer
134 views

Set up spf and dkim, where email domain and sending domain differ

I have two domains: foo.com and bar.com Only foo.com is using Google Apps and thus can send emails. I now have a service running on bar.com\application that uses the email application@foo.com to ...
1
vote
1answer
2k views

How to correctly manage multiple virtual hosts with postfix?

I'm tring to correctly setup a postfix server for our products for a couple of days. The server is running correctly but some emails sended to gmail are delivered to spam box. The server is configured ...
1
vote
1answer
2k views

How to resolve SPF configuration to allow Google sending mails?

we are configuring DNS for a GMail service, the MX records are configured as to Google says, however, in the DNS check, there is a warning: SPF must allow Google to send mail on behalf of the domain ...
1
vote
1answer
131 views

SPF: How are user@domain.com records verified?

I'm troubleshooting Google Apps marking valid messages as spam. In the message header: Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of ...
1
vote
2answers
567 views

How to force postfix to use ip that is configured for domain?

I want to confirm to SPF and DKIM, this requires me to send email using the IP written in the DNS record of the domain I have two domains example1.com and example2.com with two IPs 100.0.0.1 and ...
1
vote
2answers
229 views

Multiple A records in SPF a: field

I have a bunch of domains widespread over various DNS providers today, and all of them looks like this: @ TXT "v=spf1 a:spf.example.com -all" Which is good for now. However, I want to add a ...