Check any domain's SPF, DKIM, DMARC and MX records in seconds and get plain-English fixes with the exact values to publish. Plus SPF and DMARC generators, an email header analyzer, an embeddable widget, a free JSON API a…
Check any domain's SPF, DKIM, DMARC and MX records in seconds and get plain-English fixes with the exact values to publish. Plus SPF and DMARC generators, an email header analyzer, an embeddable widget, a free JSON API and an MCP tool for AI assistants.
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