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.
Our Domains & Subdomains Discovery service lets users uncover all domains and subdomains that contain specified search terms such as a company, brand, third-party name, etc.
Yes, we offer two types of domains and subdomains discovery tools:
Yes, we offer a free subscription plan with a limited number of queries. Learn more about free and paid Domains & Subdomains Discovery plans here.
Domains and subdomains discovery can help with:
The results of Domains & Subdomains Discovery API and tools come from access to extensive passive Domain Name System (pDNS) data. We have been tracking additions to the DNS since 2012. As such, our database contains over 2.3 billion subdomains related to 774 million domains and counting that cover more than 7,596 top-level domains (TLDs).
Yes, we put together this Domain Name System Primer that contains detailed explanations on the DNS and how it works.
Yes, take a look at this detailed step-by-step guide about how to use Domains & Subdomains Discovery as part of the Domain Research Suite (DRS).
We are here to listen. For a quick response, please select your request type. By submitting a request, you agree to our Terms of Service and Privacy Policy.
WhoisXML API uses cookies to provide you with the best user experience on our website. They also help us understand how our site is being used. Find out more here. By continuing to use our site you consent to the use of cookies.