Whois JSON API

Whois JSON API

Effortlessly retrieve accurate WHOIS details for any domain with our REST API. Perform bulk WHOIS queries and check URL availability in real time, all in a structured JSON format for seamless integration into your applications.

Visit
All-time revenue
$47,382

Ranked #956 on TrustMRR

MRR
$1,146

22 active subscriptions

Founder
smallseoAskar

240 followers on 𝕏

Founded
November 2021
USUnited States

Revenue is verified withStripeStripe API key.Last updated: Nov 3, 2026, 09:00 PM

Startup insights
Value proposition

Domain intelligence platform providing WHOIS/RDAP and live DNS data through developer APIs, with domain change monitoring capabilities.

Problem solved

Enables developers to query structured WHOIS/RDAP and DNS data, and monitor domain changes to stay informed about domain status and updates.

Audience

Developers, small companies, and enterprise level companies working with domains

Pricing

Basic: $49/month, Premium: $129/month, Enterprise: $299/month

Domain Rating

23/100

whoisjsonapi.com

Ahrefs Domain Rating measures backlink profile strength on a 0 to 100 logarithmic scale.

Tech stack

Backend

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