DMARC Record Generator
Build a valid DMARC DNS record with guided options.
GenerateWebsite Tools
Inspect a domain DMARC policy and reporting settings. Fast, easy to use and designed with privacy in mind.
The public URL, domain, IP address, record type, or audit option requested by the checker.
Choose only the settings that apply to the result you need; leave optional controls unchanged when you are unsure.
Start the task and wait for the interface to return its result or a clear setup message.
Results can vary by location, cache, DNS propagation and temporary server conditions. Confirm important findings with the relevant host or service.
Build a valid DMARC DNS record with guided options.
GenerateParse email headers and review delivery and authentication details.
AnalyzeTest a permitted public service port on a remote host.
Check PortMeasure DNS and secure HTTP response latency.
Run TestResolve a public host and inspect network ownership without shell access.
DiagnoseThe 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.
Use DMARC Record Checker when you need a focused result without installing a separate desktop application. Inspect a domain DMARC policy and reporting settings. The result changes when the source data or selected options change, so it is easy to run a second comparison.
The public URL, domain, IP address, record type, or audit option requested by the checker.
A point-in-time observation from the public target and the checks available on this page.
One useful scenario 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.
The checker uses the public target you enter to make a diagnostic request. Do not place credentials or private access tokens in a URL.