DMARC tools

Record checks, generators, and report analysis tools.

Showing 22 toolsOther tools open on the provider’s website

DMARC checker

Check a domain’s DMARC policy, alignment, and reporting settings.
SPF checker

Check SPF syntax, authorised senders, and DNS lookup limits.
DKIM checker

Inspect DKIM selectors, signing keys, and DNS record syntax.
Domain health checker

Scan DMARC, SPF, and DKIM records for configuration issues.
BIMI checker

Check a BIMI record, logo, certificate, and DMARC policy.
MTA-STS checker

Check the MTA-STS DNS record, HTTPS policy, MX records, and SMTP TLS support.
Blocklist checker

Check a domain or IP address against email blocklists.
Email tester

Send a test email to check SPF, DKIM, DMARC alignment, and delivery settings.
DMARC report XML analyzer

Read an aggregate DMARC XML report’s senders, authentication results, and failures.
DMARC record generator

Build a DMARC DNS record with policy and reporting settings.
BIMI logo converter

Convert a logo to BIMI-compatible SVG Tiny P/S.
BIMI record generator

Generate a BIMI TXT record for a logo and certificate.
SPF record generator

Create an SPF record or update an existing record with authorised senders.
DKIM record generator

Generate a DKIM DNS record and matching private signing key.
MxToolbox SuperTool

Run DNS and mail diagnostics from one lookup interface.
Google Admin Toolbox Dig

Look up DNS records, including the TXT records used by email authentication.
Messageheader

Read a message’s delivery path and timing from its raw email headers.
BIMI setup wizard

Walk through the domain, logo, DNS record, and verification steps for BIMI.
BIMI domain checker

Check DMARC enforcement, BIMI records, hosted logos, and certificate evidence.
BIMI logo converter and validator

Convert artwork to SVG Tiny PS and validate a BIMI logo in your browser.
BIMI record generator

Build a BIMI TXT record from your logo and optional mark certificate URLs.
Email authentication header inspector

Inspect a message’s authentication results locally from its received headers.

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