Sender Policy Framework, aka SPF, is one of the several popular open public standards used in the never-ending battle with spam and scam. Though, first things first – what is SPF? In the end, we will consider some good SPF record check tools that help to avoid banal mistakes, saving you lots of time and money. To see the bigger picture and get the grasps of the SPF record, we are going to walk through SPF meaning and find out how you can create SPF records without additional help from tech specialists. It may sound tricky, but in fact, it is not rocket science. To be more precise, they need to create an SPF record that addresses external factors, such as spoofing. The senders, especially those who run email marketing campaigns and exploit third-party services, need to ensure email authentication as well. However, as it turned out, this is not enough since it is a two-way task. They have created filters and various protocols to check whether emails are trustworthy. To address this issue and provide a safe environment for users, ISPs have come up with several solutions. This egregious situation with online threats has put ISPs under a lot of pressure since maintaining email connections clean and healthy has become very difficult. However, according to recent studies, more than 80% of all emails sent these days are spam or attacks. That would be okay if these were just newsletters sent by email marketers or people involved in personal correspondence.
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With the internet becoming easily accessible and email marketing drastically growing in popularity, the number of emails sent and received globally has reached a staggering 306 billion lately. However, things have changed dramatically.
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Before the upsurge of email marketing, ISPs have led a relatively calm life: they have managed a small number of emails and efficiently fought spammers and hackers.