SPF

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SPF- Avoid Overly permissive All Terms

Overly permissive ‘all’ terms

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+all your domain are belong to them When you allow email to be sent on behalf of your domain by anyone anywhere, then your domain does in a sense belong to anyone who wants it. A common error made by…
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Understanding Fraudmarc’s Email Security Scores

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Fraudmarc ranks the security of every domain’s email using an Email Security Score. You check the Email Security Score of any domain here. Why Evaluate Email Security? As phishing attacks  become more sophisticated and frequent, email security is more important…
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spf check example

What is SPF?

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SPF stands for “Sender Policy Framework,” and it is simply a list of IP addresses that you have allowed to send email on behalf of your domain. It is published in the form of a DNS TXT file (see “what…
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Multiple SPF records

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Don’t fall for bad advice The second most common SPF error made by organizations is publishing multiple SPF records for a single domain. This may be in part due to bad advice offered by various email service providers about setting…
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DNS lookup limits on SPF records

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It is easy to exceed the allowed number of DNS lookups The most common SPF error made by organizations is having too many DNS-querying terms in their SPF record. The following SPF terms cause a DNS lookup: include a mx…
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