Setting up SPF, DKIM, and DMARC is only half the battle. You need to confirm they are passing correctly across all your sending services. Here are the tools, tests, and monitoring approaches that give you real answers.
BIMI puts your company logo next to your emails in Gmail and Apple Mail. Here is what it requires, what it costs, and whether it is worth the investment.
Testing and monitoring tools to confirm your SPF, DKIM, and DMARC are actually working, from manual header checks to automated monitoring dashboards.
Email forwarding breaks SPF authentication. ARC preserves authentication results through forwarding chains so properly authenticated emails stay authenticated.
Plain-language guide to DNS for marketers and sales ops who need to manage MX, SPF, DKIM, and DMARC records without a sysadmin background.
SPF lookup limits, DKIM selector mismatches, and DMARC alignment failures silently destroy deliverability. Here are the most common authentication mistakes and how to fix each one.
DMARC aggregate reports are packed with useful data but arrive as unreadable XML. Here is how to parse them, what to look for, and how to build a monitoring routine.
Managing SPF, DKIM, and DMARC across Google Workspace, Mailchimp, Salesforce, and cold email tools simultaneously without breaking the 10-lookup limit or failing DMARC alignment.
Most organizations set DMARC to p=none and stop. Here is the step-by-step process for progressing to p=reject with percentage ramps and monitoring at each stage.
DKIM proves your emails have not been tampered with in transit using cryptographic signing. Here is how it works, how to set it up, and why it matters for cold email.
SPF tells receiving servers who is allowed to send email from your domain. Here is exactly how to set it up across every major DNS provider, including the 10-lookup trap.
