Sender-auth readiness signals

Sender Auth Readiness Checker

Checks DNS posture for Gmail, Yahoo, and Outlook. It does not guarantee deliverability.

Run a scan

Domain and DKIM selectors

Top recommendation

Fix next

  1. Run a scan to generate the prioritized checklist.

SPF

Unknown

Root TXT records have not been checked yet.

No record loaded.

DMARC

Unknown

_dmarc TXT records have not been checked yet.

adkim
relaxed default
aspf
relaxed default
v=DMARC1; p=none; rua=mailto:dmarc@example.com; adkim=s; aspf=s; pct=100

Replace the reporting mailbox before publishing if it is not monitored.

DKIM

Unknown

Add one or more selectors to check DKIM TXT records.

Provider checklist

Gmail, Yahoo, Outlook

Batch scan

Multiple client domains

Paste up to 10 domains. Separate them with new lines, commas, or spaces. DKIM uses the selector field above.

No domains staged. Uses the same SPF, DMARC, and DKIM diagnostic rules as the single-domain scan.
Domain Overall SPF DMARC DKIM Top fix
Run a batch scan to compare multiple domains.

Planned reporting

Client-ready reporting

Future extension: export a branded PDF report from the current findings.