Datacircle

Ambolt pricing: domain WHOIS API

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

$0.00per 1,000 domainsWe haven't run Ambolt through our domain WHOIS API benchmark yet.This plan is free. We rank 363 plans for domain WHOIS APIs by price. Half the plans cost $1.50 or less per 1,000 domains. See the best free domain WHOIS API plan.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.Enterno, IPAddress.to and Robtex are the best domain WHOIS API providers in the Datacircle benchmark.
Type a number to see the cheapest Ambolt plan for that many domains. The table below then sorts the other plans by what each costs.
Plan: Free call a day one of Ambolt's 2 plans
Call: GET /v1/domain-rdap Ambolt's only call for this API
API: Domain WHOIS API one of Ambolt's 6 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 pay. You get up to 30 calls a month.
  • One call. You send domain to GET /v1/domain-rdap. You can also send free. The call returns the domain's WHOIS record.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

Ambolt: domain WHOIS API alternatives

Ambolt alternatives: other domain WHOIS API providers by price

The table starts with Ambolt's cheapest paid plan. Next come plans from other providers with the price per 1,000 domains closest to Ambolt's.

Ambolt, pay as you goDomScan, $10 pack, 10,000 credits, POST /v1/whois/bulkWhoisFreaks, $150 pack, 50,000 API Credits, POST /v2.0/bulkwhois/liveipv4.fr, pay as you goJsonWhois, $15.10 monthly
$ per 1,000 domains$3.00$3.00$3.00$3.00$3.02
Completeness67%100%100%44%78%
Billingpay as you gopay firstpay firstpay as you gomonthly
Payper call$10$150per call$15.10
Enough foras many as you pay forabout 3,333 results50,000 results1 call5,000 calls a month
Freshnessunknownunknownliveunknown1 week
Who can get itanyone, with no account or API key, paying each call in USDC on Base, Polygon or Solana (x402)anyoneanyone over the age of 13 with a real company or personal email, not for gambling, adult content, dating, the alcohol industry, defense or military organizationsanyone, with no account or API key: each call is paid in USDC on Baseanyone with a JsonWHOIS account

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

  1. ambolt.dev
  2. ambolt.dev/licences
  3. ambolt.dev/pricing
  4. ambolt.dev/privacy
  5. ambolt.dev/terms
  6. api.ambolt.dev/
  7. api.ambolt.dev/catalog.json
  8. api.ambolt.dev/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, not in the answer
  • Expires on
  • Name servers
  • Statuses
  • DNSSEC
  • Abuse contact, not in the answer
Price
$ per 1,000 domains$0.00
Percall
Billingfree
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchLook up a domain in the public RDAP registry: registration, last-changed and expiry dates, status codes, nameservers, DNSSEC flag and registrar name. Registrant and contact details are not returned.
Data
Keep datano limit
Use dataDo not use the services to attack or overload systems, to evade sanctions, or in breach of law. [...] Each developer-tool response names its source and licence. Where a source requires attribution, you must keep it when you reuse the data.
Plan
Pay$0
Enough for30 calls a month
Rate limit
Per day1
Batch1
Speed
Answerin the call
The call
You senddomain. Optional: free
MethodGET
Path/v1/domain-rdap
About the plan
PlanFree call a day
Who can get itanyone, with no account or API key: one free call per tool and IP address per day
The 7 fields the plan's answer can hold

registration date, last changed date, expiry date, status codes, nameservers, DNSSEC, registrar name

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