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Email Deliverability Checker
Review MX, SPF and DMARC setup without sending an email. Clear limitations are shown and sensitive credentials are never sent to the visitor browser.
Email Deliverability Checker
Result
Your result will appear here.
Simple controlsEverything you need for the task.
Clear resultsReview your output before using it.
No signupGet started without an account.
How it works
1. Add the Required Input
The public URL, domain, IP address, record type, or audit option requested by the checker.
2. Review Email Deliverability Checker Options
Choose only the settings that apply to the result you need; leave optional controls unchanged when you are unsure.
3. Run a Fresh Check
Start the task and wait for the interface to return its result or a clear setup message.
4. Verify Before You Use It
Results can vary by location, cache, DNS propagation and temporary server conditions. Confirm important findings with the relevant host or service.
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The public URL, domain, IP address, record type, or audit option requested by the checker. Start with a representative input and use only the options needed for your intended result.
A point-in-time observation from the public target and the checks available on this page. Treat the output as a current diagnostic snapshot rather than a permanent guarantee.
Results can vary by location, cache, DNS propagation and temporary server conditions. Confirm important findings with the relevant host or service.
The checker uses the public target you enter to make a diagnostic request. Do not place credentials or private access tokens in a URL.
The page can be used without creating a visitor account. Your browser or device may limit unusually large files or demanding media jobs.
About Email Deliverability Checker
Email Deliverability Checker brings the required input, options and result into one focused workflow. Review MX, SPF and DMARC setup without sending an email. The result changes when the source data or selected options change, so it is easy to run a second comparison.
What to prepare
The public URL, domain, IP address, record type, or audit option requested by the checker.
What the result represents
A point-in-time observation from the public target and the checks available on this page.
A practical example
A practical way to use it is to run a fresh diagnostic after a hosting, DNS, certificate, redirect, content or performance change. Start with a representative input, inspect the first result, then adjust one setting at a time if you need a different outcome.
- Investigating a public-site problem with Email Deliverability Checker.
- Verifying a recent configuration change with Email Deliverability Checker.
- Collecting a diagnostic snapshot before troubleshooting with Email Deliverability Checker.
Before you use the result
- Results can vary by location, cache, DNS propagation and temporary server conditions. Confirm important findings with the relevant host or service.
- Treat the output as a current diagnostic snapshot rather than a permanent guarantee.
Privacy and processing
The checker uses the public target you enter to make a diagnostic request. Do not place credentials or private access tokens in a URL.