DNS Diagnostic
Professional DNS, WHOIS & IP Intelligence Platform
DNS Diagnostic
Full NS/SOA/MX/TXT/CAA delegation check with live streaming and health scoring.
WHOIS / RDAP
RDAP + raw WHOIS via direct registrar/RIR connections. No third-party APIs.
IP Intelligence
ASN, BGP prefix, RIR WHOIS, PTR, abuse contacts via Team Cymru and RIR sources.
DNSSEC Validator
Chain of trust validation: DNSKEY, DS, RRSIG. NSEC/NSEC3, expiry checks.
DNS Propagation
Check DNS propagation across 20+ global resolvers simultaneously.
Email Health
SPF, DMARC, DKIM, MTA-STS, BIMI, PTR, and blacklist checks in one report.
CT Log Search
Find all SSL/TLS certificates ever issued for a domain via crt.sh.
Batch Lookup
Run DNS health checks on up to 20 domains at once and export as CSV.
Domain Compare
Side-by-side DNS configuration diff and score comparison for any two domains.
REST API
JSON API for all tools with consistent envelope. Authenticate with API keys.