Domain Message Authentication Reporting & Conformance (DMARC)
Domain Message Authentication Reporting & Conformance (DMARC)
- April 20, 2021
- Posted by: Nicola Selenu

An email authentication/policy/reporting protocol that is designed to give email domain owners the ability to protect their domain from unauthorized use. There are three policies that a domain administrator can implement (none, quarantine, reject) – and mail will be filtered or blocked based on the policy and the level of authentication.
Author:Nicola Selenu
Email Service Providers Handbook
The most comprehensive “Handbook of Email Service Providers“!
SPAMASSASSIN RULES
All SpamAssassin rules in one place, EXPLAINED!
SMTP COMMANDS
& REPLY CODES
All SMTP/ESMTP commands and reply codes in one place, EXPLAINED!
Free DNS Tool
Check the DNS records of your domain with our free DNS tool.
Deliverability Glossary
The most comprehensive Email Deliverability and Marketing Glossary!
Domain Message Authentication Reporting & Conformance (DMARC)
Domain Message Authentication Reporting & Conformance (DMARC)
- April 20, 2021
- Posted by: Nicola Selenu


An email authentication/policy/reporting protocol that is designed to give email domain owners the ability to protect their domain from unauthorized use. There are three policies that a domain administrator can implement (none, quarantine, reject) – and mail will be filtered or blocked based on the policy and the level of authentication.
« Back to Glossary IndexAuthor:Nicola Selenu
Email Service Providers Handbook
The most comprehensive “Handbook of Email Service Providers“!
SPAMASSASSIN RULES
All SpamAssassin rules in one place, EXPLAINED!
SMTP COMMANDS
& REPLY CODES
All SMTP/ESMTP commands and reply codes in one place, EXPLAINED!
Free DNS Tool
Check the DNS records of your domain with our free DNS tool.
Deliverability Glossary
The most comprehensive Email Deliverability and Marketing Glossary!
« Back to Glossary Index