WhoisXML API: #1 for Domain, WHOIS, IP, DNS & Threat Intelligence

The Who Behind Cyber Threat Intelligence

Domain & IP Data Intelligence for Greater Enterprise Security

For over a decade, we have been gathering, analyzing, and correlating domain, IP, and DNS data to make the Internet more transparent and secure. Our unique collection of cyber threat intelligence feeds have proven invaluable in augmenting the capabilities of commercial security platforms (SIEM, SOAR and TIP) and helping Security Operations Centers (SOCs) & Managed Security Service Providers (MSSPs) achieve superior network visibility.

Law enforcement agencies, threat hunters, cyber forensics analysts, and security engineers also benefit from our intelligence using our diverse sets of APIs, lookup and monitoring tools, and other products designed to facilitate cybercrime detection, response, and prevention. Fortune 1000 companies and SMBs with a digital footprint rely on our intelligence to extend their brand protection efforts, enrich their marketing campaigns, conduct research, uncover market trends, and establish new business opportunities.

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See all coverage stats
14.3 billion+Historic WHOIS Records
4.2 billion+Domains and subdomains
7,298+TLDs & ccTLDs
12.9 million+IP netblocks
99.5%IP addresses in use covered
721 million+Domains tracked
228 million+Categorized websites

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Our Cyber Threat Intelligence

Domain WHOIS Intelligence

Domain WHOIS Intelligence

Get access to complete domain name footprints, which include ownership, timeline, updates, statuses, and other essential registration details for about every domain on the Internet.

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Passive DNS Intelligence

Passive DNS Intelligence

Dive into the biggest passive DNS database comprising billions of historical DNS data points and relevant records for the vast majority of IP addresses and hosts.

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IP Geolocation Intelligence

IP Geolocation Intelligence

Obtain precise geographical data down to the postal code with latitude and longitude coordinates, network information, timezone, connected domains, and more for deeper contextualization.

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IP Netblocks Intelligence

IP Netblocks Intelligence

Access the most structured and detailed IP ranges correlated with ownership data, contacts, and network records from WHOIS, Regional Internet Registries (RIRs), and other sources.

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Enterprise-Grade Data Consumption Models

Common Use Cases

Build Better Cybersecurity Platforms

Build Better Cybersecurity Platforms

Commercial security platform providers such as Security Information and Event Management (SIEM), Security Orchestration, Automation and Response (SOAR), and Threat Intelligence Platforms (TIPs), use our intelligence to boost their capabilities and achieve better threat contextualization and prioritization.

Strengthen Your Managed Security Services

Strengthen Your Managed Security Services

Managed Security Service Providers (MSSPs) use our data as part of their correlation processes to deliver visibility into their clients’ networks and better detect, analyze, and deal with all types of security events, threats, and vulnerabilities.

Assess and Improve Your Security Posture

Assess and Improve Your Security Posture

Security Operations Centers (SOCs) benefit from the breadth and depth of our intelligence to enhance ongoing cybersecurity processes and strategies. Access to our extensive data footprints, APIs, and tools helps detect, categorize, and respond to incidents.

Conduct Meaningful Cyber Investigations

Conduct Meaningful Cyber Investigations

Law enforcement & digital forensics professionals retrieve insights from our intelligence repositories to kickstart and unlock investigations as well as to gather pieces of evidence. Indicators of compromises often include domain names, DNS records, and IP addresses.

Enrich Your Business Data

Enrich Your Business Data

A better understanding of current and historical footprints can be of great value to digital marketers, business development managers, researchers, and other specialists to level up their business intelligence and build commercial applications.

Protect Your Domain From Brand Abuses

Protect Your Domain From Brand Abuses

Brand managers and legal specialists use our footprints and monitoring tools to stay updated on typosquatting, cybersquatting abuses, trademark infringements, and other abuses and misrepresentations of their brands' domain names.

Solutions

Attack Surface Intelligence

Attack Surface Intelligence

Attack surfaces continue to widen as interconnectivity grows and business operations expand and evolve. Attack surface management (ASM) solutions must adapt and continuously improve their asset discovery, scoring, monitoring, and prioritization capabilities, notably by accessing real-time and comprehensive Internet intelligence sources, including DNS, IP, and WHOIS data.

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Security Operations and Platform Intelligence

Security Operations and Platform Intelligence

Enterprises rely on managed security operations and platforms for round-the-clock protection against threat actors. Providing this service requires comprehensive and up-to-date visibility into the primary source of threats—the Internet. Historical and real-time access to Internet events, including DNS, WHOIS, and IP information, enables early threat detection and accurate contextualization.

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Cyber Threat Intelligence Enrichment Solutions

Cyber Threat Intelligence Enrichment Solutions

Cyber threat intelligence is only as good as the data used to process it. Supplementing your current cyber threat intelligence stack with real-time and historical DNS, domain, WHOIS, IP, and other Internet-related data can enable critical security processes—from early and real-time threat detection, analysis, and expansion to threat disruption.

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Law Enforcement Solutions

Law Enforcement Solutions

Policing requires a balanced mix of technological advancement and intelligence-led initiatives. A unified view of the Internet can supplement existing law enforcement data sources and ensure that no stones are left unturned. DNS, WHOIS, and IP intelligence can provide clues that are otherwise hidden or overlooked, aiding law enforcers in their fight against cybercrime.

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Digital Risk Protection Intelligence

Digital Risk Protection Intelligence

As digital transformation continues, organizations become exposed to a growing number of digital risks. Gaining access to Internet-wide intelligence, including DNS, IP, and domain data, can enhance enterprise protection against various digital risks, whether from third parties, internal vulnerabilities, supply chain channels, or other sources.

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Market and Competitive Intelligence

Market and Competitive Intelligence

With half the world’s population and almost all organizations going online, the Internet is a valuable source of market data. DNS, IP, WHOIS, and other Internet data can provide much-needed insights that can help with market forecasting, competitive research and monitoring, business-to-business (B2B) targeting, service discovery, and other critical business processes.

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Know Who You’re Talking To (KWYTT) Intelligence

Know Who You’re Talking To (KWYTT) Intelligence

Our interconnected global ecosystem requires constant communication with potential and existing customers, vendors, suppliers, and several other parties. Not all of them can be trusted, hence the need for initial and continuous identity verification that can be enriched with real-time access to domain, IP, DNS, and other Internet-related data.

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For more details download our solutions sheet


WhoisXML API

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