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WhoisXML API

Read 34 WhoisXML API reviews and testimonials from customers, explore 50 case studies and customer success stories, and watch customer videos to see why companies chose WhoisXML API as their Cyber Threat Intelligence

WhoisXML API offer a vast selection of domain/IP/DNS data feeds, APIs, research and monitoring web tools and cyber threat intelligence. Their coverage includes 15.6+ billion historical WHOIS records across 7298+ TLDs and ccTLDs, 4.2+ billion domains and subdomains, 12.9+ million IP netblocks, 99.5% of IPs in use, and 20.7+ billion historic DNS lookups gathered from over a decade of data aggregation.

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Customer Rating Review Score based on 1229 reference ratings
4.8/5.0 (1229)

34Testimonials

  • "WhoisXML API has one of the largest WHOIS and DNS repositories I’ve used in my career as a data scientist. Their data has helped us really dive into the unique …

    Managed Security Services Provider Data Scientist and Security Analyst

  • "The Proofpoint Digital Risk team uses Whois data as an input to heuristic detection of suspicious and/or malicious domains. At Proofpoint, we're in the business of protecting our customers from …

    Rich Sutton Vice President of Engineering

  • "WhoisXML API offers a comprehensive suite that can serve as a one-stop shop. Furthermore, the team is very supportive of the academic research community, and overall responsive to customer inquiries!"

    Johnny So Stony Brook University
33 more testimonials currently locked

50 Case Studies

  • CyberPeace Institute and WhoisXML API Enumerating Cloud Assets with Passive DNS Intelligence

    Shahnoor Kiani Volunteer

  • Web Categorization Data Enriches Web Tracking Analysis

  • ICANN-Supported Statistical Analysis & WhoisXML API Making Sense of DNS Abuse in …

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Additional WhoisXML API Information & Resources

Read WhoisXML API Reviews, Testimonials & Customer References from 34 real WhoisXML API customers.

Browse WhoisXML API Case Studies, Customer Success Stories, & Customer References from 50 businesses that use WhoisXML API.

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