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Product sections

Discover what you really pay for when buying commercial Internet intelligence data.

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

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

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)

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

    • Domains & Subdomains Discovery
    • Domain Availability
    • Brand Alert
    • Email Verification
    • Predictive Threat Intelligence
    • Registrant Alert
    • Reverse IP
    • Reverse MX
    • Reverse NS
    • Reverse WHOIS
    • Screenshot Service
    • Subdomains Lookup
    • Website Categorization
Domain/WHOIS
  • WHOIS API
  • Bulk WHOIS API
  • Reverse WHOIS API
  • WHOIS History API
  • Domains & Subdomains Discovery API
  • Domain Availability API
  • Domain Info API
DNS/IP
  • DNS Chronicle API
  • DNS Lookup API
  • Reverse IP API
  • Reverse MX API
  • Reverse NS API
  • Reverse DNS API
  • Subdomains Lookup API
  • IP Geolocation API
  • VPN & Proxy Detection API
  • Bulk IP Geolocation API
  • IP Netblocks API
Intelligence
  • First Watch Malicious Domains API
  • Bulk Registration Risk API
  • Website Categorization API
  • Domain Reputation API
  • Brand Alert API
  • Registrant Alert API
  • Email Verification API
  • Bulk Email Verification API
  • Threat Intelligence API
Other
  • Screenshot API
  • SSL Certificates API
Domain/WHOIS
  • WHOIS Database Download
  • WHOIS History Database Download
  • Domain Info Database
  • Newly Registered Domains
  • Real-time Domain Registration
DNS/IP
  • DNS Database Download
  • Subdomains Database Download
  • IP Geolocation Database Download
  • IP Netblocks WHOIS Database
  • Geospatial IP Intelligence
Intelligence
  • First Watch Malicious Domains Data Feed
  • Early DGA Detection Data Feed
  • Early Warning Phishing Data Feed
  • Typosquatting Data Feed
  • Threat Intelligence Data Feeds
  • Disposable Email Domains Database
  • Free Email Domains Database
Other
  • Website Categorization Database
  • SSL Certificates Database
  • Real-time SSL Certificates Streaming
  • Newly Created Websites
Domain/WHOIS
  • WHOIS Lookup
  • Bulk WHOIS Lookup
  • Reverse WHOIS Lookup
  • WHOIS History Lookup
  • Domains & Subdomains Discovery Lookup
  • Domain Availability Lookup
  • Domain Info Lookup
DNS/IP
  • DNS Chronicle Lookup
  • DNS Lookup
  • Reverse IP Lookup
  • Reverse MX Lookup
  • Reverse NS Lookup
  • Reverse DNS Lookup
  • Subdomains Lookup
  • IP Geolocation Lookup
  • Bulk IP Geolocation Lookup
  • IP Netblocks Lookup
Intelligence
  • Website Categorization Lookup
  • Domain Reputation Lookup
  • Brand Alert Lookup
  • Registrant Alert Lookup
  • Email Verification Lookup
  • Bulk Email Verification Lookup
  • Threat Intelligence Lookup
Other
  • Screenshot Lookup
  • SSL Certificates Lookup

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.

New gTLD Intelligence Services (NGIS)

Independent, evidence-based DNS and abuse intelligence for applicants, advisors, governments, and counsel participating in the ICANN 2026 New gTLD Program.

Research
  • Reverse WHOIS Search
  • WHOIS History Search
  • WHOIS Search
  • Reverse DNS Search
  • Domain Availability Check
  • Domains & Subdomains Discovery
  • Domain Info Search
Monitoring
  • Domain Monitor
  • Registrant Monitor
  • Brand Monitor
White-Label
  • Domain Research Suite
  • Brand Monitor

Predictive Threat Intelligence Feeds

Predictive threat intelligence is your best first line of defense. Subscribe to the feeds to strengthen your cybersecurity posture. Contact us today for more information.

Internet Infrastructure

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

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

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

Attack Surface Discovery API

Uncover entire attack surfaces with this API to embed asset discovery, vulnerability scanning, and technology metadata into your platform. Now in early access.

MCP Server

Talk to our APIs using LLMs. Connect your preferred LLM to WhoisXML API and simply chat about WHOIS, DNS, threat intelligence, and more.

Jake AI

I’m your Domain Intelligence Assistant. I make it easy to explore WHOIS, DNS, and threat data from WhoisXML API — I’m cloud-based, fast, and always ready to help.

WhoisXML API Domain Intelligence Advisor (via ChatGPT)

A custom GPT for WHOIS, DNS, IP, and threat intelligence research. Connects ChatGPT directly to WhoisXML API to enable fast, conversational investigations and domain insights.

  • Blog
  • Domain Activity Reports
  • Threat Reports
  • Product Sheets
  • Webcasts
  • White Papers
  • Internet Surface Intelligence
  • Cyber Threat Intelligence Enrichment Solutions
  • Digital Risk Protection Intelligence
  • Know Who You’re Talking To (KWYTT) Intelligence
  • Law Enforcement Intelligence
  • Market and Competitive Intelligence
  • Security Operations and Platform Intelligence
  • Service Status & Data Releases
  • Careers
  • Knowledge Base
  • Our Mission
  • Press Release
  • Support Services
  • WhoisXML API in Figures
  • All Success Stories
  • Cybersecurity
  • Business
  • Research
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

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

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)

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

  • Domains & Subdomains Discovery
  • Domain Availability
  • Brand Alert
  • Email Verification
  • Predictive Threat Intelligence
  • Registrant Alert
  • Reverse IP
  • Reverse MX
  • Reverse NS
  • Reverse WHOIS
  • Screenshot Service
  • Subdomains Lookup
  • Website Categorization

Domain/WHOIS

  • WHOIS API
  • Bulk WHOIS API
  • Reverse WHOIS API
  • WHOIS History API
  • Domains & Subdomains Discovery API
  • Domain Availability API
  • Domain Info API

DNS/IP

  • DNS Chronicle API
  • DNS Lookup API
  • Reverse IP API
  • Reverse MX API
  • Reverse NS API
  • Reverse DNS API
  • Subdomains Lookup API
  • IP Geolocation API
  • VPN & Proxy Detection API
  • Bulk IP Geolocation API
  • IP Netblocks API

Intelligence

  • First Watch Malicious Domains API
  • Bulk Registration Risk API
  • Website Categorization API
  • Domain Reputation API
  • Brand Alert API
  • Registrant Alert API
  • Email Verification API
  • Bulk Email Verification API
  • Threat Intelligence API

Other

  • Screenshot API
  • SSL Certificates API

Domain/WHOIS

  • WHOIS Database Download
  • WHOIS History Database Download
  • Domain Info Database
  • Newly Registered Domains
  • Real-time Domain Registration

DNS/IP

  • DNS Database Download
  • Subdomains Database Download
  • IP Geolocation Database Download
  • IP Netblocks WHOIS Database
  • Geospatial IP Intelligence

Intelligence

  • First Watch Malicious Domains Data Feed
  • Early DGA Detection Data Feed
  • Early Warning Phishing Data Feed
  • Typosquatting Data Feed
  • Threat Intelligence Data Feeds
  • Disposable Email Domains Database
  • Free Email Domains Database

Other

  • Website Categorization Database
  • SSL Certificates Database
  • Real-time SSL Certificates Streaming
  • Newly Created Websites

Domain/WHOIS

  • WHOIS Lookup
  • Bulk WHOIS Lookup
  • Reverse WHOIS Lookup
  • WHOIS History Lookup
  • Domains & Subdomains Discovery Lookup
  • Domain Availability Lookup
  • Domain Info Lookup

DNS/IP

  • DNS Chronicle Lookup
  • DNS Lookup
  • Reverse IP Lookup
  • Reverse MX Lookup
  • Reverse NS Lookup
  • Reverse DNS Lookup
  • Subdomains Lookup
  • IP Geolocation Lookup
  • Bulk IP Geolocation Lookup
  • IP Netblocks Lookup

Intelligence

  • Website Categorization Lookup
  • Domain Reputation Lookup
  • Brand Alert Lookup
  • Registrant Alert Lookup
  • Email Verification Lookup
  • Bulk Email Verification Lookup
  • Threat Intelligence Lookup

Other

  • Screenshot Lookup
  • SSL Certificates Lookup
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.

New gTLD Intelligence Services (NGIS)

Independent, evidence-based DNS and abuse intelligence for applicants, advisors, governments, and counsel participating in the ICANN 2026 New gTLD Program.

Research

  • Reverse WHOIS Search
  • WHOIS History Search
  • WHOIS Search
  • Reverse DNS Search
  • Domain Availability Check
  • Domains & Subdomains Discovery
  • Domain Info Search

Monitoring

  • Domain Monitor
  • Registrant Monitor
  • Brand Monitor

White-Label

  • Domain Research Suite
  • Brand Monitor
Predictive Threat Intelligence Feeds

Predictive threat intelligence is your best first line of defense. Subscribe to the feeds to strengthen your cybersecurity posture. Contact us today for more information.

Internet Infrastructure

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

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

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

Attack Surface Discovery API

Uncover entire attack surfaces with this API to embed asset discovery, vulnerability scanning, and technology metadata into your platform. Now in early access.

MCP Server

Talk to our APIs using LLMs. Connect your preferred LLM to WhoisXML API and simply chat about WHOIS, DNS, threat intelligence, and more.

Jake AI

I’m your Domain Intelligence Assistant. I make it easy to explore WHOIS, DNS, and threat data from WhoisXML API — I’m cloud-based, fast, and always ready to help.

WhoisXML API Domain Intelligence Advisor (via ChatGPT)

A custom GPT for WHOIS, DNS, IP, and threat intelligence research. Connects ChatGPT directly to WhoisXML API to enable fast, conversational investigations and domain insights.

OEM
  • Internet Abuse Signal Collective (IASC)
  • Integrations
  • Research and Media Collaborations
  • Resellers and Affiliates
  • Blog
  • Domain Activity Reports
  • Threat Reports
  • Product Sheets
  • Webcasts
  • White Papers
  • Internet Surface Intelligence
  • Cyber Threat Intelligence Enrichment Solutions
  • Digital Risk Protection Intelligence
  • Know Who You’re Talking To (KWYTT) Intelligence
  • Law Enforcement Intelligence
  • Market and Competitive Intelligence
  • Security Operations and Platform Intelligence
  • Service Status & Data Releases
  • Careers
  • Knowledge Base
  • Our Mission
  • Press Release
  • Support Services
  • WhoisXML API in Figures
  • All Success Stories
  • Cybersecurity
  • Business
  • Research
  • English
  • Português
  • 日本語
  • 中文 (简体)
  • Français
  • Español
  • Contact Us

Discover what you really pay for when buying commercial Internet intelligence data.