Lume Free Email Tools – Free SPF/DKIM checker, blacklist scanner & header analyzer

Summary: Lume offers free tools to check domain email health including SPF, DKIM, and DMARC records, scan over 25 DNS blacklists, and analyze email headers without requiring signup.

What it does

It verifies domain email authentication records, scans multiple DNS blacklists, and analyzes email headers to assess email integrity and reputation.

Who it's for

Users needing to verify email domain settings and blacklist status for troubleshooting or security purposes.

Why it matters

It helps identify email authentication issues and blacklistings that can affect email deliverability and security.