Free Trial Safe SPF Tools Home

DMARCLY

Everything about DMARC, DKIM, SPF, email authentication, deliverability, anti-spoofing, anti-phishing, security, and tools.

DMARC
DKIM
SPF
All
Read Article
28th Feb 2021
What Is DKIM Selector and How Does It Work: DKIM Selector Explained

In this article we will explain various concepts related to DKIM selectors: what are they, why do we need them, and how they work in DKIM authentication.

What is DKIM selector?

A DKIM selector, as indicated by the name, is a string used by the outgoing server to locate the private key to sign th…

DKIM DKIM Selector DKIM Key Rotation
Read Article
28th Feb 2021
What is An SPF Record and How does It Work: SPF Record Explained

An SPF record is a TXT record published in the DNS by the domain owner, which specifies a whitelist of IP addresses allowed to send emails on behalf of the domain. When an email reaches the receiving server, the server will look up the SPF record in the DNS, and perform a check to determine if the e…

Sender Policy Framework SPF SPF Record SPF Mechanism SPF Modifier SPF Qualifier SPF Evaluation
Read Article
28th Feb 2021
What are DMARC Tags: DMARC Tags Explained.

DMARC tags are used in a DMARC record to define various aspects of a DMARC implementation, such as policy, aggregate report email URI, forensic report email URI, and more.

What is a DMARC record?

A DMARC record is a TXT resource record published in the DNS for the target domain…

DMARC tags
Read Article
28th Feb 2021
The Fastest Way to Set Up DMARC, DKIM, and SPF: Easy Email Authentication Deployment Explained

People tend to think of setting up email authentication with DMARC, DKIM, and SPF as time-consuming and error-prone because they have to search the Web for various articles and tools to achieve a simple DMARC, DKIM and SPF setup. This can take days for those who aren't proficient in email authentica…

DMARC DKIM SPF Set Up
Read Article
28th Feb 2021
What is BIMI: BIMI Explained.

This article explains what BIMI is, how to implement it to increase email credibility, boost engagement rate, and improve email deliverability and open rates.

What is BIMI?

BIMI, short for Brand Indicator for Message Identification, allows domain owners to coordinate with email clients to displa…

BIMI
Read Article
28th Feb 2021
SPF PermError: Too Many DNS Lookups - When SPF Record Exceeds 10-DNS-Lookup Limit

"SPF PermError: too many DNS lookups" is a common error seen in many SPF (Sender Policy Framework) implementations. When an often overlooked SPF 10-DNS-lookup limit is exceeded, an SPF PermError, aka SPF permanent error, is returned. SPF PermError's can affect your email deliverability…

SPF SPF PermError Too Many DNS Lookups
  • «
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • »

Secure Your Email

Stop email spoofing and improve email deliverability.
14-day free trial
Sign Up Free
 Popular Articles
  • How to Fix SPF PermError: Too Many DNS Lookups
  • What Is Automatic/Dynamic SPF Record Flattening
  • What is An SPF Record and How does It Work: SPF Record Explained
  • How to Fix No DMARC Record Found
CHECKERS
  • DMARC Record Checker
  • DKIM Record Checker
  • SPF Record Checker
GENERATORS
  • DMARC Record Generator
  • DKIM Record Generator
  • SPF Record Generator
ARTICLES
  • How to fix "No DMARC Record Found"
  • How to fix "SPF PermError: too many DNS lookups"?
  • What is An SPF Record and How does It Work: SPF Record Explained
  • Ultimate guide to DMARC/DKIM/SPF

© Copyright 2020 DMARCLY

GDPR compliant
  • Free Trial
  • Safe SPF
  • Tools
  • Home