5 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Email deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / ant...
Check a domain in one call: registration via RDAP (registered or likely available, registrar, created and expiry dates, status, nameservers; DNS fallback for TLDs without RDAP), DNS (A, NS, MX, CAA, DNSSEC) and email sec...
Give this API up to 10 domain names and it tells you whether each has a registration record at the official registry. It uses RDAP, the structured replacement for WHOIS, so there is no free-text parsing. Each domain come...
Everything DNS says about one domain in a single call: whether it is registered, its A and AAAA addresses, nameservers, MX servers, SPF and DMARC, DNSSEC, and whether it looks parked. Built for going through a list of do...
WHOIS lookup and domain availability check (RDAP): registered or available, registrar, creation and expiry dates, days until expiry, status and nameservers. Registrant contacts are never returned.