Difference between revisions of "DMARC"
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| + | == TLDR == | ||
| + | You '''need''' to have [[SPF]] and [[DKIM]] properly established first. | ||
| + | |||
| + | (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 /> | ||
| + | and this value<br /> | ||
| + | <code>v=DMARC1; p=none; rua=mailto:postmaster@example.com;</code> | ||
| + | |||
| + | try http://kitterman.com/dmarc/assistant.html | ||
| + | |||
| + | == Background == | ||
https://dmarc.org/wp-content/uploads/2015/02/DMARC-2015-logo-small-202x110.png | https://dmarc.org/wp-content/uploads/2015/02/DMARC-2015-logo-small-202x110.png | ||
https://dmarc.org/ | https://dmarc.org/ | ||
| + | |||
| + | == IETF Specification == | ||
| + | https://tools.ietf.org/html/rfc7489 | ||
| + | |||
| + | == Vendors == | ||
| + | === Dmarcian === | ||
| + | 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] | ||
| + | * Their [https://www.youtube.com/watch?v=4jUcAvTMp0Y project deployment process] is spot on. It's a great example of how deploying technology into an organization is more about the people, process and cross-functional training plus 'wiki' knowledge left at the end of the process than it is about the technology alone. | ||
| + | * [https://space.dmarcian.com/deployment/ deployment checklist] | ||
| + | * Inspector: https://dmarcian.com/dmarc-inspector/equality-tech.com | ||
| + | * [https://dmarcian.com/mcontrol/ Mission Control] is their account 'dashboard' | ||
| + | |||
| + | == 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]] | ||
Latest revision as of 09:02, 5 March 2016
Contents
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]
Dmarcian[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
- Their project deployment process is spot on. It's a great example of how deploying technology into an organization is more about the people, process and cross-functional training plus 'wiki' knowledge left at the end of the process than it is about the technology alone.
- deployment checklist
- Inspector: https://dmarcian.com/dmarc-inspector/equality-tech.com
- Mission Control is their account 'dashboard'
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.
