All Questions
6 questions
4
votes
2
answers
497
views
Yahoo rejecting email after registrar change
I recently changed registrars and DNS location from Tucows to Cloudflare for one of my domains. During the change, Cloudflare copied my existing DNS records including SPF, DMARC and DKIM keys. The ...
- 3,300
2
votes
1
answer
472
views
Can I replace rua entry with ruf in DMARC record?
I currently have a DMARC record set up like this:
v=DMARC1; p=none; fo=1; rua=mailto:[email protected] but I am receiving a lot of reports everyday.
I would like to only receive failure reports (...
- 424
1
vote
1
answer
417
views
Is DMARC relaxed alignment for SPF/DKIM bad?
After studying authentication mechanisms available to prevent e-mail spoofing, still I don't understand how to choose between the relaxed alignment and the strict alignment in DMARC for SPF and DKIM, ...
- 13
2
votes
1
answer
101
views
DMARC report: systematic SPF failure for a domain
I get DMARC reports sent from various different sources.
All of the reports generally have <result>pass</result> for all of the sections.
However, the reports from Google always have SPF ...
- 195
9
votes
2
answers
2k
views
Why is google.com trying to send emails from my domain?
I pulled up a DMARC Analyzer report showing emails received on behalf of my domain:
In addition to my normal authorized (SPF+DKIM aligned) personal emails from the protonmail.ch domain, there are ...
- 16.4k
3
votes
1
answer
923
views
DMARC failure on forwarded SharePoint Online emails
I have a client that uses SharePoint Online but insists on using Gmail. Each user has a O365 account with an Exchange Online mailbox and mail flow/delivery options are set to forward all incoming mail ...
- 39