WhoisFreaks + NodeHub

Whether each of up to 100 domains is available to register.

Whether a domain is available to register.

Registered domains that look like typo variants of a brand keyword, or that match a wildcard pattern, 100 per page.

Historical DNS snapshots WhoisFreaks recorded for a domain, one page at a time.

Trust score and signals, DGA analysis and email deliverability (SPF, DKIM, DMARC, MX) for a domain. 5 credits per call.

The domain reputation verdict: confidence, primary threat, severity, threat types and the threat feeds that flagged it. 5 credits per call.

Location and network details for up to 100 IP addresses.

Location, network, ASN and currency for an IP address.

Threat score and VPN, proxy, Tor, relay, bot, spam, cloud and corporate gateway flags for an IP, with its location, network and ASN.

IP reputation for up to 100 addresses; an invalid address gets its own error entry.

The live TLS certificate a domain serves, optionally with its chain from end-user to root.

Subdomains WhoisFreaks has seen under a domain (nested ones too), filtered by date and status.

Live DNS records (A, AAAA, MX, NS, CNAME, SOA, TXT, SPF) for a domain, or the PTR records for an IP address.

Domains whose DNS records hold a value: an IP or CIDR for A/AAAA, or a mail server, name server or other record value (with * patterns when exact is false).