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.
The v2 API version differs from the v1 only in the output format.
Evaluate a domain's or IP address reputation based on numerous security data sources as well as on an instant host's audit procedure. For a given domain name or IP address, collect and evaluate over hundreds of parameters and calculate the resulting reputation score.
Postman is a desktop and web application that allows you to make requests to an API from a graphical user interface. We recommend using Postman with WhoisXML APIs endpoints when exploring the APIs functionality, as well as when you are troubleshooting issues with your application.
The WhoisXML API Postman collection is available at the following links:
The collection includes a preconfigured environment. You will need to set up the api_key variable to fire each request. Get your personal API KEY on the My products page. If you have questions related to the API, you can ask them here: https://main.whoisxmlapi.com/contact-us
Required. Get your personal API KEY on the My products page.
Required. The target domain name or IPv4 address.
Optional. API can check your domain in 2 modes: 'fast' - Only select codes will run—i.e., 62 WHOIS Domain status, 82 Malware Databases check, 87 SSL certificate validity, and 93 WHOIS Domain check—while other tests and data collectors will be disabled. 'full' - all the data and the tests will be processed.
Acceptable values: fast (1 credit) | full (3 credits)
Optional. Response output format.
Acceptable values: JSON | XML
After Sign Up you automatically get a free subscription plan limited to 50 queries per month.
The maximum number of requests per second is 15. In case that the limit is breached, your subsequent requests will be rejected until the next second.
This API is also available with a dedicated load balancer and premium endpoint to enable faster querying as part of our Premium API Services and Enterprise API Packages.