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.
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).
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