# WhoAPI, free: Domain WHOIS API

> Our Whois API transforms raw whois into parsed whois JSON and XML output across more than 1500 TLDs.

WhoAPI's domain WHOIS API on its Free plan. It costs $0.00 per 1,000 domains. WhoAPI's docs list 7 of the 9 fields on our checklist: Registrant, Registrar, Created on, Updated on, Expires on, Name servers, Statuses.
We haven't run WhoAPI through [our domain WHOIS API benchmark](https://datacircle.dev/best-domain-whois-api.txt) yet.
This plan is free. We rank 316 plans for domain WHOIS APIs by price. Half the plans cost $1.495 per 1,000 domains or less. [See the best free domain WHOIS API plan.](https://datacircle.dev/best-domain-whois-api.txt)
[Searchwire's $10 pack](https://datacircle.dev/domain-whois-apis/searchwire/10-pack/llms.txt) is the cheapest paid plan per 1,000 domains. Searchwire's domain WHOIS API costs nothing beyond the plan price.
[Robtex](https://datacircle.dev/domain-whois-apis/robtex/free/llms.txt), [DomScan](https://datacircle.dev/domain-whois-apis/domscan/6-monthly-starter-post-v1-whois-bulk/llms.txt) and [WhoisFreaks](https://datacircle.dev/domain-whois-apis/whoisfreaks/200-monthly-monthly-subscription-150000-api-credits-post-v2-0-bulkwhois-live/llms.txt) are the best domain WHOIS API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-whois-apis/whoapi/free
- [Domain WHOIS API: the 13 best providers compared](https://datacircle.dev/best-domain-whois-api.txt)
- Get it: https://whoapi.com/whois-api-pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Request: `GET https://api.whoapi.com/`, Whois API
- API key: with the plan, on https://whoapi.com/whois-api-pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Its API docs: https://whoapi.com/how-to-use-whois-api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Sold by: WhoAPI (https://whoapi.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 78%
- Registrant: ✓
- Registrar: ✓
- Created on: ✓
- Updated on: ✓
- Expires on: ✓
- Name servers: ✓
- Statuses: ✓

## Price

- $ per 1,000 domains: $0.00
- Per: call
- Billing: free

## Charges

- Also pays for: nothing else

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Our Whois API transforms raw whois into parsed whois JSON and XML output across more than 1500 TLDs.

## Data

- Freshness: 31 days
- Keep data: no limit
- Use data: "The Site, including all information, data, documents, content, materials, graphics, logos, API code and software (the “Materials”) is made available to you for your personal, non-commercial use and subject to the terms and conditions set forth in these TOS." [...] "Without the prior written consent of WhoAPI, or unless specifically allowed by certain paid Services, Users are not allowed to copy, download, print, distribute, republish, sell or otherwise use or make the Materials available to others." [...] "You may not use the Site or any Services provided through or in connection therewith to: [...] (e) harvest or otherwise collect information about third parties, including email addresses, without the express consent of such third parties, [...] (g)email or otherwise transmit, distribute, publish or disseminate any junk email, spam, chain letters, pyramid schemes, or any other form of duplicative or inappropriate solicitations or messages (commercial or otherwise), (h) violate the rights of any third parties, including, but not limited to, trademark, naming or publicity rights, or (i) violate any applicable government laws or regulations. [...] You may not use the Site or our Services to advertise, promote, market or solicit offers to acquire goods/services that compete with our Services or Site." [...] "Except materials provided by you and accepted by us (“your data”), you may not modify, copy, distribute, transmit, display, perform, reproduce, publish, license, create derivative works from, transfer, or sell any information, software, products, services or benefits obtained from the Site, except as expressly provided herein."

## Plan

- Pay: $0
- You get: 10,000 requests
- Enough for: 10,000 calls, once
- Expires: never

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: domain, r "whois"
- Method: GET
- Path: /

## About the plan

- Plan: Free
- Who can get it: anyone at least 18 years old with the legal capacity to enter binding contracts

## The 60 fields the plan's answer can hold

status, status description, WHOIS server, limit hit, registered, raw WHOIS, disclaimer, premium, generic WHOIS, registry domain ID, registrar IANA ID, created date, expiry date, updated date, domain status, name servers, emails, raw parent WHOIS, WHOIS name, domain name, cached, requests available, registrar name, registrar organization, registrar phone, registrar email, registrar full address, registrant name, registrant organization, registrant street, registrant city, registrant ZIP code, registrant state, registrant country, registrant phone, registrant fax, registrant email, registrant full address, admin name, admin organization, admin street, admin city, admin ZIP code, admin state, admin country, admin phone, admin fax, admin email, admin full address, tech name, tech organization, tech street, tech city, tech ZIP code, tech state, tech country, tech phone, tech fax, tech email, tech full address

## WhoAPI's plans (6)

- [WhoAPI, free](https://datacircle.dev/domain-whois-apis/whoapi/free/llms.txt): $0.00 per 1,000, 78% complete, 31 days
- [WhoAPI, $52 monthly](https://datacircle.dev/domain-whois-apis/whoapi/52-monthly/llms.txt): $1.30 per 1,000, 78% complete, 31 days
- [WhoAPI, $499 monthly, Business, GET /, Whois API](https://datacircle.dev/domain-whois-apis/whoapi/499-monthly-business-get-whois-api/llms.txt): $4.99 per 1,000, 78% complete, 31 days
- [WhoAPI, $504 yearly](https://datacircle.dev/domain-whois-apis/whoapi/504-yearly/llms.txt): $1.05 per 1,000, 78% complete, 31 days
- [WhoAPI, $4,990 yearly, Business yearly, GET /, Whois API](https://datacircle.dev/domain-whois-apis/whoapi/4990-yearly-business-yearly-get-whois-api/llms.txt): $4.158 per 1,000, 78% complete, 31 days
- [WhoAPI, contact us, Enterprise, GET /, Whois API](https://datacircle.dev/domain-whois-apis/whoapi/contact-us-enterprise-get-whois-api/llms.txt): 78% complete, 31 days

## WhoAPI's calls (2)

- `GET /`, Whois API: [WhoAPI, free](https://datacircle.dev/domain-whois-apis/whoapi/free/llms.txt)
- `GET /`, Live Whois API: [WhoAPI, $499 monthly, Business, GET /, Live Whois API](https://datacircle.dev/domain-whois-apis/whoapi/499-monthly-business-get-live-whois-api/llms.txt)

## WhoAPI's APIs (1)

- [WhoAPI: domain WHOIS API pricing, 6 plans](https://datacircle.dev/domain-whois-apis/whoapi/free/llms.txt)

## WhoAPI: domain WHOIS API alternatives

- [HackerTarget, $600 yearly](https://datacircle.dev/domain-whois-apis/hackertarget/600-yearly/llms.txt): $0.822 per 1,000, 89% complete, live
- [Netlas, $249 monthly](https://datacircle.dev/domain-whois-apis/netlas/249-monthly/llms.txt): $0.83 per 1,000, 89% complete, 45 days
- [WhoisFreaks, $1,000 monthly, Monthly Subscription, 1,000,000 API Credits, GET /v2.0/whois/live](https://datacircle.dev/domain-whois-apis/whoisfreaks/1000-monthly-monthly-subscription-1000000-api-credits-get-v2-0-whois-live/llms.txt): $1.00 per 1,000, 100% complete, live
- [Whoxy, $1,000 pack](https://datacircle.dev/domain-whois-apis/whoxy/1000-pack/llms.txt): $1.00 per 1,000, 78% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

- https://whoapi.com/api-documentation/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://whoapi.com/faq/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://whoapi.com/how-to-use-whois-api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://whoapi.com/terms-of-use/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://whoapi.com/whois-api-pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://whoapi.com/whois-api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing