Registrar Solutions | WhoisXML API

Registrar Solutions

Registrars use our WHOIS data to provide hassle-free domain registration, domain management and domain transfer service to their customers. They also use whois data to monitor domain expiration and availability to power additional value-added services to their customers.


What’s more, ICANN accredited registrars and TLD registries are required to combat DNS abuse proactively. WhoisXML API offers comprehensive solutions to address that need, help build a much safer Internet, and protect registrars and registries from ICANN compliance breach.

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10.1+ billionWHOIS records
582+ millionDomains tracked
2,864+TLDs & ccTLDs
1.2+ billionDomains and subdomains

Customizable solution packages

Package 1

DNS Abuse Protection

ICANN requires contracted registrars and registries to constantly monitor newly registered domains (NRDs) and proactively combat DNS abuse. Our Domain Reputation API and typosquatting data feed can be utilized and customized based on each registrar’s specific abuse handling process. You can also send your NRDs to our secure server for periodic checks to save time and reduce the cost of your abuse handling effort.

Package 2

Domain Research Suite

Our Domain Research Suite (DRS) is perfect for domain brokerage as well as for brand protection services. The comprehensive data and friendly UI allows any domain name broker or brand protection expert to search for extensive WHOIS history data, or investigate brand name infringement using subdomains or suspicious DNS hosts. ICANN accredited registrars and reputable brand protection agencies can also apply for our community discount for the DRS services.

Package 3

Enterprise API Packages

A comprehensive set of APIs for domain, WHOIS, DNS, and IP research and monitoring. It powers domain management, brand protection, and domain registration analytics services.

Enterprise Data Feed Packages

A comprehensive set of data feeds that contain both real-time and historic domains, WHOIS, DNS, IP and cyber threat intelligence datasets that are useful for efficient big data infosec analytics, forensic analysis, SIEM (security information & event management) data enrichment. Ideal when enterprise or government security policies prohibit the use of API calls outside the internal network.

Package 4

Registrar WHOIS Service

We set up and manage public WHOIS service in house for you without you going through all the trouble. You can outsource part or all of WHOIS services and other domain management services and get consultation and support from our expert team. According to your need you can send us specifics of the services you require, and our team will get back to you regarding the price and other required specifics.

You can select all of the mentioned components or pick those you specifically need. For pricing and details contact us.

Practical usage

  • Registrars can use our service to set up an in-house WHOIS API service without investing time and effort on the backend.
  • Ensure reliable and secure domain name ownership transfer and management.
  • Check domain name availability.
  • Check historic WHOIS data for ownership and other specifics.
  • Using our service, registrars are able to take quick action on domains that are part of current or future phishing scams.
  • Quickly assist law enforcement and cyber security professionals during a cyber or phishing attack.
  • Track important keywords for domain name expirations so as to grab them before they are gone.
  • Monitor specific ‘keywords’ to understand & evaluate market trends and offer domain names based on that.
  • Offer holistic solutions by providing additional services like brand / trademark keyword monitoring or domain name monitoring to your customers.

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

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