As an email marketer you will need to dive into the technical side of things from time to time. 

Ensuring that your domain doesn’t get spoofed and that your messages reach their intended destination is one of those times.

While this probably sounds overly technical and complicated, it really isn’t. 

Enter SPF. 

This short post will cover everything that you need to know about SPF — what it is, how it works, and why it’s important.

What is SPF

SPF is an email authentication method that helps prevent spam by verifying that an email has been sent from an authorized domain. 

It's like a digital passport for your emails, ensuring they're not mistaken for unwanted spam.

What is an SPF Record?

An SPF record is a TXT record added to your DNS records for your sending domain. This TXT record identifies which mail servers are permitted to send email on behalf of your domain.

Essentially, it is a list of authorized sending IP addresses for a domain. When an email is sent, the receiving mail server checks this SPF record to verify that the email is coming from a server that is allowed to send emails for that domain. If the sending server is on the list, the email is more likely to be seen as legitimate and not marked as spam. 

This helps in preventing email spoofing and improves email deliverability.

This record will most likely be provided to you by your email sending provider during onboarding (Loops handles this for you). 

How Does SPF Work?

When you send an email (after successfully adding the record in your DNS settings), the recipient's server checks the SPF record of your domain. This record is a list of authorized sending IP addresses. If your email's source matches the list, it's considered legitimate. If not, it might be flagged as spam.

Why is SPF Important?

There are three major reasons why SPF is important for email marketing and email security. Here they are:

  • Deliverability: Emails from domains without SPF records are more likely to end up in the spam folder.

  • Reputation: Sending emails with SPF authentication protects your brand's credibility and email reputation.

  • Security: SPF helps to prevent email spoofing, where spammers send emails from your domain without permission.

Those are all pretty great reasons to set up SPF for your sending domain, right? As an email marketer it is crucial to ensure that this is properly set up on behalf of your company. 

SPF Record Check

An SPF record checker is a tool that can be used to confirm whether or not your SPF records have been properly set up. 

Loops offers a free SPF verification tool

Key takeaways

SPF is an email authentication method that helps prevent spam by verifying that an email has been sent from an authorized domain. 

An SPF record is a TXT record added to your DNS records for your sending domain. This TXT record identifies which mail servers are permitted to send email on behalf of your domain.

Setting up an SPF record is important for improving deliverability, sender reputation, and email security.

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As an email marketer you will need to dive into the technical side of things from time to time. 

Ensuring that your domain doesn’t get spoofed and that your messages reach their intended destination is one of those times.

While this probably sounds overly technical and complicated, it really isn’t. 

Enter SPF. 

This short post will cover everything that you need to know about SPF — what it is, how it works, and why it’s important.

What is SPF

SPF is an email authentication method that helps prevent spam by verifying that an email has been sent from an authorized domain. 

It's like a digital passport for your emails, ensuring they're not mistaken for unwanted spam.

What is an SPF Record?

An SPF record is a TXT record added to your DNS records for your sending domain. This TXT record identifies which mail servers are permitted to send email on behalf of your domain.

Essentially, it is a list of authorized sending IP addresses for a domain. When an email is sent, the receiving mail server checks this SPF record to verify that the email is coming from a server that is allowed to send emails for that domain. If the sending server is on the list, the email is more likely to be seen as legitimate and not marked as spam. 

This helps in preventing email spoofing and improves email deliverability.

This record will most likely be provided to you by your email sending provider during onboarding (Loops handles this for you). 

How Does SPF Work?

When you send an email (after successfully adding the record in your DNS settings), the recipient's server checks the SPF record of your domain. This record is a list of authorized sending IP addresses. If your email's source matches the list, it's considered legitimate. If not, it might be flagged as spam.

Why is SPF Important?

There are three major reasons why SPF is important for email marketing and email security. Here they are:

  • Deliverability: Emails from domains without SPF records are more likely to end up in the spam folder.

  • Reputation: Sending emails with SPF authentication protects your brand's credibility and email reputation.

  • Security: SPF helps to prevent email spoofing, where spammers send emails from your domain without permission.

Those are all pretty great reasons to set up SPF for your sending domain, right? As an email marketer it is crucial to ensure that this is properly set up on behalf of your company. 

SPF Record Check

An SPF record checker is a tool that can be used to confirm whether or not your SPF records have been properly set up. 

Loops offers a free SPF verification tool

Key takeaways

SPF is an email authentication method that helps prevent spam by verifying that an email has been sent from an authorized domain. 

An SPF record is a TXT record added to your DNS records for your sending domain. This TXT record identifies which mail servers are permitted to send email on behalf of your domain.

Setting up an SPF record is important for improving deliverability, sender reputation, and email security.