What is DMARC policy override?

Email receivers may decide to override the policy that you have specified in your DMARC record. For example, you have set a policy of reject (p=reject) for your domain and...

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DKIM configuration for Sendgrid

Please follow the below two steps to configure SPF and DKIM for the Sendgrid (recommended by Sendgrid) Configure SPF and DKIM signing for the mails in Sendgrid portal Configure the...

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DKIM configuration for MailChimp

Please follow the below two steps to configure SPF and DKIM for the Mailchimp Configure SPF and DKIM signing for the mails in Mailchimp portal Configure the required DKIM (DNS...

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DKIM configuration for Amazon SES

Please follow the below two steps to configure DKIM for the Amazon SES Set up Easy DKIM for the “domain” in AWS SES console. Configure DKIM CNAME record in the...

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SPF record syntax

Example: v=spf1 a mx ip4:192.168.0.1 include:spf.example.com -all V version The SPF record version a Pass Match if IP has a DNS ‘A’ record in given domain . mx Pass Match...

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What does DMARC do that SPF does not?

The standard needed to address the shortcomings of the standalone SPF protocol by explicitly telling receivers what to do and provide authentication reports back. These reports enabled the sender to...

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How to create DMARC record?

A DMARC record is the record where the DMARC rulesets are defined. The DMARC record contains the policy. The DMARC record should be placed in your DNS. The TXT record...

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How DMARC work?

DMARC’s alignment feature prevents spoofing of the “header from” address by: Matching the “header from” domain name with the “envelope from” domain name used during an SPF check, and Matching...

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Why DMARC is important?

With the rise of the social internet and the ubiquity of e-commerce, spammers and phishers have a tremendous financial incentive to compromise user accounts, enabling theft of passwords, bank accounts,...

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What is the best practice for SPF?

The Sender Policy Framework (SPF) is an email-authentication technique which is used to prevent spammers from sending messages on behalf of your domain. With SPF an organization can publish authorized...

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SPF Hard fail vs Soft fail?

SPF failure occurs when the sender IP address is not found in the SPF record. This means the email is sent to spam or discarded. If DMARC is not implemented...

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