Become a part
of WHOIS API LLC
Our 50,000+ existing users, mainly from enterprises and government agencies, expect more from us than just data to investigate cybercrime, monitor threats, and mitigate brand abuse. Over the past decade, we have worked closely with the industry leaders to create products and services giving an in-depth perspective on target hosts and attackers’ infrastructure with our unparalleled databases – Whois, DNS, IP, OSINT – in addition to other types of Threat Intelligence solutions. Armed with such intelligence, your teams can develop an enhanced security strategy and make quicker and better-informed decisions. What’s more, we offer a large variety of plans to meet your data-focused needs with flexibility and transparent pricing.
We have been gathering domain data for over a decade, building one of the most comprehensive and accurate databases of historical and real-time Whois, IP, DNS and other connected data. That information provides transparency on domains’ infrastructure from a single source.
Enterprise API Packages
Gives you full-time access to the largest repository of domain research, Whois, DNS, and threat intelligence data available anywhere.Learn more
Enterprise Data Feeds Packages
Provides you with bulk and unrestricted access to all the domain research, Whois, DNS, and threat intelligence data your staff needs.Learn more
Enterprise Tools Packages
Provides you with an easy-to-use Web App where data is presented in a visual format making it easier to read & understand. You can research & monitor domains or even get a domain’s Threat Intelligence Analysis with just a click and no other back-end systems are required to access this data.Learn more
Threat Intelligence Platform
Aggregates and correlates multiple sources of data in a single view – including powerful and contextualized intelligence that drives better efficiency and security.Learn more
Threat Intelligence API integration
Integrate into your systems and get an in-depth perspective on target hosts and the infrastructure behind them for critical threat detection.Learn more
Domain Database Download
Provides you with all domains' current / historical Whois records in bulk download.Learn more
Our affiliates are supported by our expert technical team that provides all the backend help you need 24/7.
We work hard to improve our services for you. As part of that process, we welcome your feedback, questions, and suggestions. Please let us know about your thoughts and feelings, and any way in which you think we can improve our product.
For a quick response, please select the request type that best suits your needs. For more info regarding the request types, see Contact us page.