Provide current and historical ownership information on domains / IPs. Identify all connections between domains, registrants, registrars, and DNS servers.
Look into all current and historical DNS / IP connections between domains and A, MX, NS, and other records. Monitor suspicious changes to DNS records.
Get detailed context on an IP address, including its user’s geolocation, time zone, connected domains, connection type, IP range, ASN, and other network ownership details.
Access our web-based solution to dig into and monitor all domain events of interest.
Get access to a web-based enterprise-grade solution to search and monitor domain registrations and ownership details for branded terms, fuzzy matches, registrants of interest, and more.
Detect and block access to and from dangerous domain names before malicious actors can weaponize them. Contact us today for more information.
Unlock integrated intelligence on Internet properties and their ownership, infrastructure, and other attributes.
Our complete set of domain, IP, and DNS intelligence available via API calls as an annual subscription with predictable pricing.
Offers complete access to WHOIS, IP, DNS, and subdomain data for product enrichment, threat hunting and more.
Multi-Level API User Administration Now Available - Manage individual API keys for team members in your organization.
Learn MoreLook for domain names linked to SOA, TXT, or CNAME records instantly with Reverse DNS Lookup. Try our lookup tool now.
Gather all associated domain names using a DNS record as the starting point—SOA, TXT, or CNAME.
Leverage our comprehensive DNS database, containing billions of recorded events, with every lookup.
Produce lookup reports in seconds, with options to share via a link or export as JSON for a more detailed review.
Identify misconfigured CNAME records and hidden dependencies to prevent subdomain takeovers and malicious redirections.
Reveal domains linked to SOA, TXT, or CNAME records to map overlooked assets and connections in your DNS ecosystem.
Find domains linked to threat actor campaigns, phishing operations, or malware delivery by analyzing specific TXT, SOA, or CNAME records.
Ensure sender legitimacy and detect spam-associated domains to strengthen email authentication and filtering.
“WhoisXML was the game changer for us. It has revolutionized our ability to disrupt cybercrime in process and at scale by quickly identifying all of the vendors providing material support for scammers using sophisticated website templates that look legitimate. By quickly identifying the vendors unknowingly supporting the criminals, we can provide them with public interest justification to burn down the criminal infrastructure.”
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