All Questions
44
questions
0
votes
1
answer
127
views
Can I use multiple email providers with my website's DKIM, DMARC and SPF?
I'm a software developer, with limited Mail server setup experience, running a little side SAAS on the side where I send emails to my customers. My domain has SPF, DMARC and DKIM setup and I use ...
- 103
3
votes
1
answer
189
views
How to know whether e-mail was spoofed?
I am having a hard time understanding the different methods of e-mail verification. I know about DKIM, SPF and DMARC. If I would like to know whether an e-mail I received actually came from the e-...
- 31
1
vote
0
answers
181
views
Is my DMARC report saying legitmate emails are failing or illegitimate emails are passing? [closed]
I am learning how to improve email deliverability. Along the way, I'm learning about DMARC reports, SPF and DKIM. I have a friend with a small business who said I can practice with this email ...
- 275
6
votes
1
answer
2k
views
Spoofed email sent to me from my email address with SPF/DKIM/DMARC passing
I received an email earlier today on my work email address. The email came from the same address—mine—but I didn't send it.
It was an email claiming that he was a professional hacker who had hacked my ...
- 161
1
vote
1
answer
1k
views
Still able to spoof emails with strict DMARC, SPF and DKIM enabled
Despite setting up strict DMARC, SPF, and having DKIM enabled, I am still easily able to spoof the "From" address. I can easily do this with PHPMailer on my Mac and even with some free 3rd ...
- 111
0
votes
1
answer
274
views
Spoofed forwarded email? Help with analyzing of DMARC report
Why did this email get forwarded successfully? An XML report is below:
I simply cannot understand the delivery status, a transcript follows:
This email has been automatically forwarded. Despite the ...
- 1,717
2
votes
1
answer
329
views
Spoofed email: whose fault is it?
My relative received an email from a bill they were expecting to pay. So they paid said bill.
Only problem is: it was a spoofed email, and the real bill only came in later.
I checked the email on the ...
- 133
2
votes
0
answers
2k
views
DKIM/SPF What does it mean when policy_evaluated fails but auth_results passes?
I am trying to get the DKIM and SPF settings correct for a client who uses both GSuite and WordPress to send her emails.
I added this dmarc: v=DMARC1; p=none; rua=mailto:l***@******ney.com; fo=1; ...
- 21
7
votes
1
answer
1k
views
Can DMARC's SPF alignment be spoofed?
IP addresses can be spoofed. The Envelope-From and Header-From addresses can be spoofed as well. But is it possible to spoof all three at the same time to send a forged email that passes both SPF and ...
- 479
0
votes
1
answer
151
views
DMARC falsely reports impersonation
I have set up DMARC for some months now and I am using dmarc-visualizer to parse the reports.
Overall I am happy so we can advance towards BIMI, but before switching to quarantine or reject on DMARC, ...
- 1
1
vote
1
answer
267
views
Authorizing 3rd Party Envelope Sender to Impersonate Header Sender
Rewriting for clarity:
This is regarding emails send from a 3rd party marketer spoofing one of our email addresses in the message header from field. In these emails the envelope sender would come ...
- 11
4
votes
2
answers
3k
views
How to fix DMARC alignment failure
I'm sending emails via the Ionos mail servers.
I've got spf set up, but dmarc still fails.
This seems related to: Why is DMARC failing when SPF and DKIM are passing?
But I can't figure out how to fix ...
- 143
2
votes
1
answer
206
views
DMARC aggregated report SPF domain field
I am trying to identify, why some of my e-mails are being marked as spam by recipients, and have therefore set up SPF and DKIM. In order to check that they can be verified, I set up aggregated DMARC ...
- 484
0
votes
1
answer
385
views
Rejected because of DKIM check fail; alignment check fail
I am testing my mail server setup with this tool https://email-test.had.dnsops.gov/ and I am getting suspicious that the tool may not be working right.
From what I understand it reports that my ...
- 105
0
votes
0
answers
421
views
Unknown Cause of SPF Fail
I have the following SPF record:
v=spf1 include:_spf.mailspamprotection.com include:_spf.google.com ip4:209.85.220.0/24 ~all
Although I have included _spf.mailspamprotection.com in my SPF record, ...
- 101