Publish Sign in

Servers by demisignal

Scanned where there is a package or repository to read, and every release diffed against the tool surface we already hold. Every figure on a card is counted from this marketplace's own rows.

Browse stacks Start publishing

1 MCP server

Scanned where there is a package or repository to read — the grade is on each server's page
Works with Claude DesktopBy demisignal
DE
DemiSignal
demisignal·Email

Check a domain's DMARC, SPF, DKIM, MX, BIMI and MTA-STS records. Generate SPF and DMARC records.

3 tools
Free
Compare
tick one more