Difference between revisions of "DMARC"
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You '''need''' to have [[SPF]] and [[DKIM]] properly established first. | You '''need''' to have [[SPF]] and [[DKIM]] properly established first. | ||
| − | (assuming your domain is 'example.com') Publish a DNS TXT record with this label:<br /> | + | (assuming your domain is 'example.com') Publish a DNS TXT record with this label<ref>Namecheap has a particular quirk where the 'label' (or host) portion of the TXT record should just be '_dmarc' and their system will append the domain for you.</ref>:<br /> |
<code>_dmarc.example.com</code><br /> | <code>_dmarc.example.com</code><br /> | ||
and this value<br /> | and this value<br /> | ||
<code>v=DMARC1; p=none; rua=mailto:postmaster@example.com;</code> | <code>v=DMARC1; p=none; rua=mailto:postmaster@example.com;</code> | ||
| + | |||
| + | try http://kitterman.com/dmarc/assistant.html | ||
== Background == | == Background == | ||
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== Vendors == | == Vendors == | ||
https://dmarcian.com/ is a place where you can get your reports nicely aggregated and reported. | https://dmarcian.com/ is a place where you can get your reports nicely aggregated and reported. | ||
| + | See their [https://space.dmarcian.com/video-dmarc-benefits/ video about DMARC benefits] | ||
| + | |||
| + | == Tools == | ||
| + | <code>dig any _dmarc.example.com +trace</code> | ||
== See Also == | == See Also == | ||
[https://support.google.com/a/answer/2466563 Add a DMARC record] in Google support | [https://support.google.com/a/answer/2466563 Add a DMARC record] in Google support | ||
| + | |||
| + | {{References}} | ||
[[Category:Email]] | [[Category:Email]] | ||
[[Category:Spam]] | [[Category:Spam]] | ||
Revision as of 23:18, 4 March 2016
TLDR[edit | edit source]
You need to have SPF and DKIM properly established first.
(assuming your domain is 'example.com') Publish a DNS TXT record with this label[1]:_dmarc.example.com
and this valuev=DMARC1; p=none; rua=mailto:postmaster@example.com;
try http://kitterman.com/dmarc/assistant.html
Background[edit | edit source]
IETF Specification[edit | edit source]
https://tools.ietf.org/html/rfc7489
Vendors[edit | edit source]
https://dmarcian.com/ is a place where you can get your reports nicely aggregated and reported. See their video about DMARC benefits
Tools[edit | edit source]
dig any _dmarc.example.com +trace
See Also[edit | edit source]
Add a DMARC record in Google support
References[edit source]
- ↑ Namecheap has a particular quirk where the 'label' (or host) portion of the TXT record should just be '_dmarc' and their system will append the domain for you.
