DomainBrief - domain lookup report
Look up any domain and get a shareable report
DomainBrief - domain lookup report launched on June 24, 2026 with 4 votes, #3,322 of 22,647 launches that month and more than 75% of that year's launches.
What it does
DomainBrief turns any domain into a shareable intelligence report in seconds. Type a domain, hit enter, and get WHOIS, DNS, SSL/TLS, HTTP headers, email auth (SPF/DMARC/DKIM), tech hints, BGP routing, health score, and 20+ more signals in one terminal-style brief. Every report gets a shareable URL and a public JSON API — no signup required. Built for developers, security teams, and founders who want fast domain research without juggling a dozen tabs.
Does a similar job
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DomainDetails.com - Free & Private WHOISDec 2025 · domaindetails.com · ▲26Free & Private domain research - right in your browser
Ldns.com – fast DNS lookups from the URL bar2025 · ldns.com · ▲7I built LDNS because I'm constantly curious about domain names - who owns them, which nameservers they use, how they're configured, and what their DNS records reveal. I wanted a fast, easy way to investigate domains right from my browser without juggling multiple tools. LDNS runs entirely client-side using Cloudflare's DNS over HTTPS. Just type a domain and instantly see: All DNS records with clickable filtering RDAP/WHOIS data with registrar info and expiration dates Email security configuration (SPF, DMARC, MTA-STS, BIMI) Export options (JSON, CSV, BIND zones, PDF reports) Try it at…
digga – DNS, RDAP/WHOIS, subdomains and more in one lookupJul 2026 · digga.dev · ▲6Free domain lookup for DNS records, RDAP, WHOIS, subdomains, IPs, and email security. Research any domain in one fast report.
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