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.
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.
Enjoy priority data access with our premium API services topped with extra perks including dedicated team support, enterprise-grade infrastructure, and SLAs for full scalability and high performance.
Carry a complete threat intelligence analysis for a given domain or IP address and get access to a report covering 120+ parameters including IP resolutions, website analysis, SSL vulnerabilities, malware detection, domain ownership, mail servers, name servers, and more.
Gather threat intelligence via API calls covering Domain’s Infrastructure analysis, SSL Certificates Chain, SSL Configuration Analysis, Domain Malware Check, Connected Domains, and Domain Reputation Scoring.
Bolster enterprise security with our feeds covering Typosquatting domains, Disposable domains, Phishing URLs, Domain & IP reputation, Malicious URLs, Botnet C&C, and DDoS URLs.
We offer comprehensive services for the integration of our data – from consultations to the precise definition of the basic needs of the business to increase the work efficiency.
Set up and manage public WHOIS servers for your business. Our WHOIS parsing system is a utility that collects extensive information about any given domain by sending series of DNS and WHOIS queries. The report is generated in raw as well as in parsed format.
Regardless of whether you are a startup, a small business or a global one, our team is always ready to help you. Enterprises operating on a scale can also choose special premium support management with high priority 24/7 email and telephone responses and other professional services.
Get customized reports on TLDs covering datasets falling under domain name, WHOIS and DNS category.
Start checking historical WHOIS records via API calls in your developed systems and commercial applications.Get started
500 free API credits. No credit card required.
Track all changes in domain ownership and registration for the past 10 years from our daily-updated database that contains billions of current and historical WHOIS records.
There is no need to spend days programming to get the job done. Whois History API integration is made easier with code libraries and JSON & XML output formats.
Use WHOIS History API to look up the hidden identity of past domain owners and identify attacker’s historical footprints — before privacy records.
Find out who might be committing online fraud or attacking your network with WHOIS History API.
Get in-depth insights into your customer base. Use WHOIS History API to conduct statistical and market share analyses to improve marketing strategies, zoom in on the right markets, and identify untapped opportunities.
Use WHOIS History API to do in-depth research into a domain’s past and avoid potential liabilities. You can also start your investigations using other WHOIS History products.
Our APIs are available in an enhanced version that offers better performance with a dedicated load balancer and a premium endpoint to enable faster throttling for large-scale API deployments.Learn more
We offer more than historical WHOIS data. Check our Enterprise API Packages for access to other comprehensive DNS and IP intelligence sources to strengthen your data integration, analysis, and correlation activities.Learn more
Get free access to our API and Domain Research Suite. 500 free credits. No credit card required.