Alternatives to Mimecast DMARC Checker
A free web tool that fetches a domain's DMARC record and explains each tag and policy. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Mimecast DMARC Checker
A free web tool that fetches a domain's DMARC record and explains each tag and policy.
Replacements
Listings that take over the same core job as Mimecast DMARC Checker.
dmarcian DMARC Inspector
A free web tool that shows a domain's DMARC record and checks it for syntax and policy issues.
dmarcian DMARC Inspector explains each tag in plain terms and comments on policy strength, and inspections can be bookmarked, though it showed a maintenance notice.
EasyDMARC DMARC Lookup
A free web tool that looks up a domain's DMARC record and checks it for configuration errors.
EasyDMARC DMARC Lookup validates the record in real time and shows enforcement status, and offers an embeddable widget while promoting a paid platform.
MXToolbox
A web-based suite of DNS, MX, SPF, DMARC and blacklist lookups for diagnosing email delivery.
MXToolbox validates DMARC with error highlighting and also covers SPF, MX and blacklist checks as separate lookups on one site.
Similar software
Related functionality, not a direct replacement.
LearnDMARC
An interactive web console that visualizes how SPF, DKIM and DMARC evaluate a real email.
Kitterman SPF Validator
Online SPF tools that retrieve and validate a domain's SPF record or test a draft record.
EasyDMARC DKIM Lookup
A free web tool that looks up and validates a domain's DKIM record for a given selector.
EasyDMARC BIMI Lookup
Free online checker that retrieves a domain's BIMI record and validates its logo and VMC certificate.
MXToolbox DKIM Lookup
A free web tool that tests whether a domain publishes a valid DKIM public key for a selector.
GlockApps
An online email deliverability tester that checks inbox placement, spam scores, blocklists and domain authentication.
