Datacircle

Facts402 pricing: domain WHOIS API

Facts402's siteThis page as plain textDomain WHOIS API in 2026: the best of 20+ providers comparedFacts402: domain WHOIS API alternatives

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78% complete: 7 of the 9 fields on our checklistSee the 9 fields
$10.00per 1,000 domainsWe haven't run Facts402 through our domain WHOIS API benchmark yet.We rank 495 plans for domain WHOIS APIs by price. Half the plans cost $1.575 or less per 1,000 domains. This plan costs less per 1,000 domains than 9% of the 495 plans.Searchwire's $10 pack is the cheapest paid plan per 1,000 domains. Searchwire's domain WHOIS API costs nothing beyond the plan price. C99.nl's $25 yearly plan costs the least for 10,000 domains a month: $2.08.WhoisJSON, Enterno and IPAddress.to are the best domain WHOIS API providers in the Datacircle benchmark.
Type a number to see the cheapest Facts402 plan for that many domains. The table below then sorts the other plans by what each costs.
Plan: x402 pay per call Facts402's only plan
Call: POST /domain Facts402's only call for this API
API: Domain WHOIS API one of Facts402's 4 APIs

About this item

  • Live. Facts402 reads the domain's WHOIS record when you call the API.
  • 7 of the 9 fields on our checklist. Registrar, Created on, Updated on, Expires on, Name servers, Statuses, DNSSEC.
  • Nothing to buy first. You pay per call.
  • One call. You send domain to POST /domain. The call returns the domain's WHOIS record.
  • Who can get it: anyone with a wallet paying USDC on Base (x402 v2), with no account or API key. Keep data: no API terms. Use data: no API terms.

Facts402: domain WHOIS API alternatives

Facts402 alternatives: other domain WHOIS API providers by price

We list other providers' plans closest to this plan in price per 1,000 domains. Each plan in the table gives live data.

This planFacts402, pay as you goDomainKits, $149.99 monthly, Premium, GET /whoisDatakoot, pay as you go, x402 pay per call, POST /api/domain_intelAgent Data Tools, pay as you goDomainRef, pay as you go, Pay per call, GET /v1/domain/check
$ per 1,000 domains$10.00$9.999$10.00$10.00$10.00
Completeness78%67%78%56%44%
Billingpay as you gomonthlypay as you gopay as you gopay as you go
Payper call$149.99per callper callper call
Enough foras many as you pay for500 calls a dayas many as you pay foras many as you pay for1 call
Freshnesslivelivelivelivelive
Who can get itanyone with a wallet paying USDC on Base (x402 v2), with no account or API keyanyone with a DomainKits account who subscribesanyone with a wallet holding USDC on Base, paying each call over x402, with no account or API keyanyone with a wallet paying USDC per call (x402, or MPP), no account or API keyanyone

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

  1. api.facts402.com/
  2. api.facts402.com/.well-known/x402
  3. api.facts402.com/llms.txt
  4. api.facts402.com/openapi.json

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Registrant, not in the answer
  • Registrar
  • Created on
  • Updated on
  • Expires on
  • Name servers
  • Statuses
  • DNSSEC
  • Abuse contact, not in the answer
Price
$ per 1,000 domains$10.00
Percall
Billingpay as you go
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchUse when an agent needs the age and WHOIS (RDAP) record of a domain, e.g. to spot freshly registered domains, qualify leads or vet links: registered or not, creation and expiry dates, age in days, registrar, EPP status codes, nameservers and DNSSEC. Accepts hosts like www.example.co.uk.
Data
Freshnesslive
Keep datano API terms
Use datano API terms
Plan
Payper call
Rate limit
Batch1
Speed
Answerin the call
The call
You senddomain
MethodPOST
Path/domain
About the plan
Planx402 pay per call
Who can get itanyone with a wallet paying USDC on Base (x402 v2), with no account or API key
The 15 fields the plan's answer can hold

queried domain, domain name, TLD, registered, age in days, creation date, expiration date, updated date, registrar name, registrar IANA ID, domain status, name servers, DNSSEC, RDAP server, disclaimer

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