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What is SPF Record & how SPF record work

SPF record: Protect your domain reputation and email delivery. If not using spf record can be


Among all the mediums of digital marketing, email marketing has its proven & most valuable place. Email marketing is a highly effective way to stay in touch with your customers and website visitors. By sending regular updates, you can keep them informed about new products and services, special offers, and other important news. Email marketing is also an excellent way to build relationships and keep your brand top of mind.


Everything you need to know about SPF


Why SPF Record Is Important :

SPF is a standard email authentication method that helps protect your domain against spoofing. By configuring your SPF settings, you can help prevent your outgoing messages from being marked as spam by receiving servers. In addition, SPF can also help improve your deliverability by ensuring that your messages are sent from a authorized IP address.


What is an SPF Record for Email and How Does it Work?

Email spoofing is a serious problem because it can lead to people being tricked into giving away sensitive information or downloading viruses. It's hard to know who to trust when you receive an email and it's even more frustrating when you realize you've been tricked. Spoofed emails are often very convincing and can look identical to emails from organizations you know and trust. This makes it all the more important to be vigilant about checking the source of emails before you open them. There's come the role of SPF records.


An SPF (" Sender Policy Framework ") record is a type of DNS record that identifies which mail servers are authorized to send email on behalf of a given domain. SPF records are used to combat spam by preventing email spoofing, which is when someone sends an email with a fake "From" address in an attempt to trick the recipient into thinking the email is from someone else.


While you don't need to understand every detail of an SPF record to use it, a deeper knowledge can help you see the bigger picture. For example, understanding how SPF records work can help you diagnose email delivery problems, and understanding the syntax of an SPF record can help you create a custom SPF record for your own domain.


What is SPF Format :

SPF record syntax might look complicated and confusing at first, but it is fairly easy to understand once you know the basics. The version prefix is pretty simple. Since there can be multiple TXT records for a domain, this is the way to let parsers know that this is the record to be used for SPF checking. The version number is followed by the version of the SPF specification that the record is using.


Update your domain’s DNS settings

The next part of the record is the "all" mechanism. This is followed by a colon and then a modifier. The all mechanism is used to specify what to do if none of the other mechanisms match. The possible modifiers are +, -, ?, and ~. The + indicates that the sender is authorized to send mail for the specified domain. The - indicates that the sender is not authorized to send mail for the specified domain. The ? indicates that the result is unknown. The ~ indicates that the sender is authorized to send mail for the specified domain, but that the message may be flagged as spam.

Add SPF record to your domain’s DNS settings

How does a mail server check an SPF record?

The process of checking an SPF record is relatively simple. When a mail server sends an email, it includes a return-path that specifies where bounced messages should be sent. The receiving mail server will use the return-path domain to look up the SPF record for that domain. If an SPF record is found, the receiving server will check the record to see if the sending server's IP address is authorized to send email for that domain. If the IP address is listed in the SPF record, the email will be allowed through. If the IP address is not listed in the SPF record, the email will be rejected or marked as spam.


Learn more or looking for guidance & support contact us. If you are facing any problem in email deliverability, we are more happy to help you. You can also leave a comment or ping us personally.

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