Handling common SPF errors the right way

Handling common SPF errors the right way

SPF is a sensitive email authentication protocol; it requires all details to be correct to produce accurate authentication results. You can’t miss adding new IP addresses and mail servers, or you can’t afford a tiny typo; otherwise, even genuine emails can get marked as spam or rejected.  It’s important to regularly run your SPF record…

Why SPF alignment matters in DMARC enforcement?

Why SPF alignment matters in DMARC enforcement?

As per a report, more than 90% of the world’s top 1.8 million email domains are still at risk of spoofing attacks because only 7.7% of them have set up the strongest DMARC policy, called p=reject, which fully blocks unauthorized emails. While Google, Yahoo, and Microsoft are encouraging users to implement DMARC, the configurations in…

Proofpoint SPF Record: The Essential Email Security Configuration Guide

Proofpoint SPF Record: The Essential Email Security Configuration Guide

In a world where email is the primary mode of communication for businesses and individuals alike, ensuring that your messages are not only delivered but also secure has never been more crucial. You might think that just having an email account is enough, but without proper measures in place, you could become a victim of…

How to Check SPF Record on MXToolbox for Email Validation

How to Check SPF Record on MXToolbox for Email Validation

In the world of email communication, getting your messages to land in inboxes instead of spam folders is crucial. This is where Sender Policy Framework (SPF) records come into play. They act as a security measure, helping email providers determine if the emails sent from your domain are legitimate or potentially harmful. If you’re wondering…

How to utilize DMARC reports to resolve SPF errors?

How to utilize DMARC reports to resolve SPF errors?

The SPF protocol works efficiently only when your domain’s SPF record doesn’t have even a minor error. SPF is a highly sensitive email authentication mechanism; even a slight error can cause false positives or completely disrupt the authentication process.  One way to evaluate the correctness of your SPF record is by regularly running it through…

Invisible SPF failures: How misconfigured DNS entries are costing enterprises millions!

Invisible SPF failures: How misconfigured DNS entries are costing enterprises millions!

There’s a common misconception among domain owners when it comes to email authentication protocols— we have configured SPF, DKIM, and DMARC, so we’re completely safe. They often mistake implementation for enforcement; they need to understand that there is a journey from SPF implementation to SPF enforcement. If you keep taking the two as the same,…

6 Best practices for maintaining an SPF record

6 Best practices for maintaining an SPF record

Threat actors seek ways to impersonate credible companies and their representatives to send phishing emails on their behalf. This way, the targeted recipients are more likely to open and interact with potentially fraudulent emails. However, if companies implement the SPF protocol for their domains and adhere to best practices, they can assist receiving servers in…

How to fix “550; 5.7.15 Access Denied” rejections?

How to fix “550; 5.7.15 Access Denied” rejections?

Microsoft has always prioritized email security, and in pursuit of this goal, it mandated that all bulk senders properly authenticate their messages. This means that anyone sending over 5,000 emails daily to Outlook, Hotmail, and other Microsoft consumer mailboxes must have properly configured SPF, DKIM, and DMARC records in place. If a bulk sender fails…

DMARC and anti-spam aren’t the same!

DMARC and anti-spam aren’t the same!

With around 3.4 billion spam emails sent daily, securing inboxes has become more challenging than ever. They not only clutter your inboxes and keep the servers busy, but also pose as major security threats to any organization. These seemingly harmless spam emails can lead to malware scams, phishing attacks, or even CEO fraud. It is…

What happens if your SPF record is broken?

What happens if your SPF record is broken?

Sender Policy Framework (SPF) is the foundation of your email security setup, and if SPF is not configured properly, all your efforts to protect your outgoing emails will fall apart.  An SPF record is one of the most crucial aspects of SPF configuration; it basically includes a list of all the servers and services that…