Protecting 1,000+ Domains

Stop Losing Customers to Blocked Business Emails

Every blocked email is lost revenue. Gmail and Yahoo now require DMARC for email authentication - we make compliance simple and protect your customer relationships from spam filters.

Check your domain's DMARC status instantly with our free analysis tool. Learn about DMARC

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Trusted by businesses who can't afford blocked emails

1,000+

Domains Protected From Threats

10,000+

Free DMARC Checks Daily

90+

Email Platforms Monitored

See How Major Brands Protect Their Email

Explore DMARC configurations of leading companies and organizations. Click any domain to see their real-time DMARC analysis.

Live data • Updated in real-time • No signup required

Free DMARC Check: Is Your Domain Gmail & Yahoo Compliant?

Run a complete DMARC check to see if your emails are at risk - our free DMARC checker reveals what needs fixing

We will generate a new page, share it with your IT guy.

Try popular examples: google.com, amazon.com, gov.uk

Avoid Losing Customers to Blocked Emails

Sleep soundly knowing your critical business emails reach customers every time. Here's how we protect your revenue:

Know Your Risk in Minutes

See exactly where your sender reputation stands with Hotmail, Gmail and Yahoo's requirements, helping every email marketer avoid spam folders. Check now →

Do Not Miss a Threat

Catch phishing attempts before they damage your sender reputation and email server credibility.

Skip the Guesswork

Raw DMARC aggregate reports are made for computers. We turn complex data into what you need to fix for better email deliverability.

Protect Your Reputation

Stop criminals from sending fake emails using your domain. One phishing attack can destroy years of customer trust.

Set It and Forget It

Configure once, then sleep soundly. Our marketing tool works 24/7 so you can focus on running your business, not fixing email problems or receiving emails from frustrated customers.

Get Compliant Quickly

Gmail and Yahoo requirements are complex. Our tool generates the exact DNS records your email server needs - no guesswork, no mistakes for your email authentification setup. Free DMARC generator →

From Vulnerable to Protected in 3 Simple Steps

You're 15 minutes away from Gmail & Yahoo compliance - here's exactly what happens:

Discover Your Risk (free)

Enter your domain above and we'll show you exactly what Gmail and Yahoo spam filters see - and what's putting your emails at risk of being blocked.

Get Protected Fast (free)

We'll generate the exact DNS records your email server needs and guide you through adding them. Most customers improve their email deliverability within 15 minutes.

Stay Protected 24/7 (paying)

Our system continuously monitors threats and sends clear alerts if anything needs attention. You'll know about sender reputation problems before your customer support team starts receiving complaints.

Marc with email servers at datacenter in 2008 in Paris

Built by the Experts Behind Mailjet

We helped grow Mailjet into one of Europe's largest ESP, processing billions of emails and maintaining 99.9% email deliverability across countless email servers and IP addresses.

When businesses needed email that actually reaches customers instead of spam folders, they trusted us. Now we've built this expertise into a paying product and a bunch of free tools to help you protect your email reputation.

We are also providing expert technical support to help you dig deeper into the issues that you cannot solve by yourself. We would love to help you!