Tap a domain to inspect deliverability posture.
Live SPF / DKIM / DMARC on any real domain · blacklist + placement on a labeled synthetic fleet.
Enter any public domain to run live SPF, DKIM, and DMARC lookup through the Cloudflare backend.
The live lookup sits beside a labeled synthetic sending fleet with blacklist and inbox-placement scenarios.
The cockpit turns DNS/auth results into a score, priority queue, domain detail, and action order for deliverability cleanup.
Share of the fleet passing each check
Real SPF / DKIM / DMARC check against any public domain, through a Cloudflare Pages backend. No API keys in the browser. Blacklist feeds and inbox placement stay synthetic.
Hybrid proof surface — synthetic fleet for blacklist and placement scenarios, real DNS for the live lookup.