JsonWhois.io

JsonWhois is the leading cloud hosted Whois API. The service serves WHOIS records for domains and IP addresses through a fully RESTful API. Additionally, the service offers IP geolocation and URL to screenshot services.

Freemium Web

WhoisAPI

WhoisAPI is the premier provider of freshly parsed whois data for domain names and IP addresses, also providing IP to geolocation, HTML to PDF, and domain availability RESTful HTTP APIs.

Freemium Web

ICANN WHOIS

ICANN (Internet Corporation for Assigned Names and Numbers) WHOIS search lets you lookup any generic domain to find out the registered domain owner and related...

Free Web

Bulk Whois API

Bulk Whois API is a provider of parsed WHOIS data in JSON with simple API, competitive pricing, and top notch support. We support all TLDs including new gTLDs as well as...

Commercial Web

WhoisThisDomain

Domain name lookup tool that allows you to get information about domain registration from WHOIS server.

Free Windows

EZwhois

Whois domain information such as registrar, domain status, expiration date, and name servers.

Free Windows

JsonWhois

An API that gathers social and whois data about a domain. It can also take a screenshot of the domain and logs historical screenshots. We provide a fast and reliable...

Free Personal Mac OS X Windows Linux Android iPhone

SmartWhois

SmartWhois is a useful network information utility that allows you to look up all the available information about an IP address, hostname or domain, including country...

Commercial Windows

URL Sensei

A JSON API for getting domain whois data and taking website screenshots.

Freemium Web

Whois.net

Whois.net is a lookup service for domain name search, registration and availability.

Free Web

DomainHostingView

DomainHostingView is a utility for Windows that collects extensive information about a domain by using a series of DNS and WHOIS queries, and generates HTML report that...

Free Windows

ponderworthys whois

A simple, reliable, and fast lookup, of the whois database systems, for Internet domains. Also has a lookup pulling all DNS records for fully qualified domain names.

Free Web

WhoAPI

Comprehensive API that delivers parsed Whois results, domain availability information, website screenshots, PageRank, Alexa rank, and other domain data.

Freemium Web