Datacircle

Centorprat pricing: domain WHOIS API

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67% complete: 6 of the 9 fields on our checklistSee the 9 fields

$5.00per 1,000 domainsWe haven't run Centorprat 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 18% 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 Centorprat plan for that many domains. The table below then sorts the other plans by what each costs.
Plan: x402 pay per call Centorprat's only plan
Call: POST /tools/domain-expiry-registration-check Centorprat's only call for this API
API: Domain WHOIS API one of Centorprat's 18 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 6 of the 9 fields on our checklist. Registrar, Created on, Expires on, Name servers, Statuses, DNSSEC.
  • Nothing to buy first. You pay per call.
  • One call. You call POST /tools/domain-expiry-registration-check. Every input is optional: domains, warnDays, criticalDays, onlyProblems.
  • Who can get it: with conditions. Keep data: no API terms. Use data: no API terms.

Centorprat: domain WHOIS API alternatives

Centorprat alternatives: other domain WHOIS API providers by price

We list other providers' plans closest to this plan in price per 1,000 domains.

This planCentorprat, pay as you goHow.is, pay as you gofetcher.cloud, pay as you goCompanyfacts, $10 packDomainHelp, pay as you go, Pay per call with x402, 10 to 49 domains a request
$ per 1,000 domains$5.00$5.00$5.00$5.00$5.00
Completeness67%56%44%67%33%
Billingpay as you gopay as you gopay as you gopay firstpay as you go
Payper callper callper call$10per call
Enough foras many as you pay foras many as you pay foras many as you pay for2,000 callsas many as you pay for
Freshnessunknownliveliveunknownunknown
Who can get itanyone with a wallet paying each call in USDC on Base, Polygon or Solana (x402), with no account or API keyanyone, with no account or API key, paying each call in USDC from a wallet: x402 on Baseany agent that can make an HTTP request and hold a wallet with USDC on Baseanyoneanyone, with no account or API key, paying each call in USDC on Base (x402)

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. agent-data.centorprat.workers.dev
  2. agent-data.centorprat.workers.dev/.well-known/x402
  3. agent-data.centorprat.workers.dev/llms.txt
  4. agent-data.centorprat.workers.dev/openapi.json
  5. agent-search.centorprat.workers.dev/llms.txt
  6. api.cdp.coinbase.com/platform/v2/x402/discovery/resources

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, not in the answer
  • Expires on
  • Name servers
  • Statuses
  • DNSSEC
  • Abuse contact, not in the answer
Price
$ per 1,000 domains$5.00
Perresult
Billingpay as you go
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchGive it domains. For each it queries keyless RDAP (the modern WHOIS) and reports the registrar, creation and expiry dates, days until the domain expires, registry status/locks, nameservers and DNSSEC - with a signal (active / expiring-soon / expired / at-risk).
Data
Keep datano API terms
Use datano API terms
Plan
Payper call
Rate limit
Batch3
Speed
Answerin the call
The call
You sendnothing required. Optional: domains, warnDays, criticalDays, onlyProblems
MethodPOST
Path/tools/domain-expiry-registration-check
About the plan
Planx402 pay per call
Who can get itanyone with a wallet paying each call in USDC on Base, Polygon or Solana (x402), with no account or API key
The 9 fields the plan's answer can hold

domain, registrar, created date, expires date, days until expiry, status, nameservers, DNSSEC, signal

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