Security Intelligence (SI) Suite | WhoisXML API
Products APIs Data Feeds Web Tools Domain Research & Monitoring Enterprise Packages
WHOIS / WHOIS History
WHOIS / WHOIS History

Provide current and historical ownership information on domains / IPs. Identify all connections between domains, registrants, registrars, and DNS servers.

DNS / DNS History
DNS / DNS History

Look into all current and historical DNS / IP connections between domains and A, MX, NS, and other records. Monitor suspicious changes to DNS records.

IP Geolocation / IP Netblocks
IP Geolocation / IP Netblocks

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.

Domain Research Suite (DRS)
Domain Research Suite (DRS)

Access our web-based solution to dig into and monitor all domain events of interest.

Domain Research Suite (DRS)
Domain Research Suite (DRS)

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.

Research
Monitoring
White-Label
WhoisXML API Predictive Threat Intelligence
Predictive Threat Intelligence

Detect and block access to and from dangerous domain names before malicious actors can weaponize them. Contact us today for more information.

WhoisXML API Internet Infrastructure
Internet Infrastructure

Unlock integrated intelligence on Internet properties and their ownership, infrastructure, and other attributes.

Enterprise API Packages
Enterprise API Packages

Our complete set of domain, IP, and DNS intelligence available via API calls as an annual subscription with predictable pricing.

Security Intelligence (SI) Suite
Security Intelligence (SI) Suite

Offers complete access to WHOIS, IP, DNS, and subdomain data for product enrichment, threat hunting and more.

Premium API Services
Premium API Services

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.

Multi-Level API User Administration Now Available - Manage individual API keys for team members in your organization.

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Security Intelligence (SI) Suite

The SI Suite is WhoisXML API’s ultimate WHOIS, IP, DNS, and subdomain data package for all types of security product enrichment, open-source intelligence (OSINT) pivoting, indicator of compromise (IoC) expansion analyses, phishing and fraud detection programs, and more.


The suite combines extensive threat intelligence access with flexibility so you can choose the data sources and consumption models most suitable to your information security needs.

Have questions?

You can also download a data sample for a complete highlight of our intelligence.

50 Billion+Domains and subdomains
21.0 Billion+WHOIS records
116 Billion+DNS records
14+Years of data crawling
10.4 Million+IP netblocks in total

Our Security Intelligence (SI) Suite Value Proposition

Our greatest security intelligence package yet

The SI Suite has billions of historical WHOIS, passive DNS, IP, and subdomain records. Our data sources are highly compatible to enable easy pivoting and threat correlation so you can stay on top of the latest Internet events potentially affecting your or your clients’ security posture.

All-you-can consume data, uninhibited access

The rationale behind the SI Suite is to provide access to all our intelligence in one place with versatile consumption models so you can get the threat intelligence you need the way you need it to level up your security products, security operations center (SOC) capabilities, OSINT investigations, and more.

Skip the find-your-own data (FYOD) legwork

For the past decade, we have established connections with thousands of registrars, Internet service providers (ISPs), and other data exchange partners. That helped us build and maintain continuous streams of extensive and constantly refreshed data with high relevance for information security.

Which WHOIS, IP, and DNS Intelligence Sources Are Available?

Our enterprise packages offer scalable data access, flexible licensing models, and better coverage and higher total value delivered. Contact us for information on our packages and the contained premium, tier 1, and tier 2 products.

Premium

Tier 1

Tier 2

We offer discount options for prepaid tiers and annual billing for multi-year subscriptions. Contact us for more information.

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Main Security Intelligence (SI) Suite Use Cases

  • Greatly enhance your attack surface management efforts and identify potential threat sources and connected artifacts that need further scrutiny or blocking.
  • Easily feed our WHOIS, IP, and DNS intelligence into your existing security platforms to support better risk management and network security.
  • Access all the data you need to investigate look-alike web properties that can put you or your clients at risk of phishing, typosquatting, and trademark infringement.
  • Boost your threat hunting capability by getting access to extensive WHOIS, IP, and DNS data to contextualize indicator of compromise (IoC) lists and qualify newly-found artifacts.
  • Detect fraud and third-party risks by keeping track of fraudsters and domain and IP spoofers. Avoid falling for business email compromise (BEC) scams and other supply chain attacks.
  • Use domain, IP, and DNS data to make regulatory and standards compliance easier and avoid doing business with third parties from restricted areas.

Check Out Our Intelligence

See what complete domain and DNS intelligence looks like in practice.

Download Data Sample

Request Enterprise Demo

Talk to us. We’re eager to listen and find innovative ways to contribute to your success.

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Interested in What the Security Intelligence (SI) Suite Can Do?

Check our use case sheet to learn how security enterprises have successfully integrated the SI Suite into their business and network protection operations.

Download the use case sheet

For pricing details and building your customized solution, please contact us!