Datacircle

SecurityTrails pricing: domain WHOIS API

SecurityTrails's siteThis page as plain textDomain WHOIS API: the 19 best of 80+ providers comparedSecurityTrails: domain WHOIS API alternatives

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67% complete: 6 of the 9 fields on our checklistSee the 9 fields
$25.00per 1,000 domainsWe haven't run SecurityTrails through our domain WHOIS API benchmark yet.We rank 400 plans for domain WHOIS APIs by price. Half the plans cost $1.50 or less per 1,000 domains. This plan costs less per 1,000 domains than 3% of the 400 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.Enterno, IPAddress.to and Robtex are the best domain WHOIS API providers in the Datacircle benchmark.
Type a number to see the cheapest SecurityTrails plan for that many domains. The table below then sorts the other plans by what each costs.
Plan: Professional one of SecurityTrails's 3 plans
Call: GET /domain/{hostname}/whois SecurityTrails's only call for this API
API: Domain WHOIS API one of SecurityTrails's 2 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, Updated on, Expires on, Name servers, Statuses.
  • A monthly subscription. You pay $500 a month for 20,000 requests.
  • One call. You send hostname to GET /domain/{hostname}/whois. The call returns the domain's WHOIS record.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

SecurityTrails: domain WHOIS API alternatives

SecurityTrails alternatives: other domain WHOIS API providers by price

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

This planSecurityTrails, $500 monthlyCedula 360, COP 899,000 monthlyViewDNS.info, $319 yearlySupaMarketers, $149 monthlyOsint, $29.99 pack
$ per 1,000 domains$25.00$23.63$26.583$29.80$29.99
Completeness67%33%89%0%89%
Billingmonthlymonthlyyearlymonthlypay first
Pay$500COP 899,000$319$149$29.99
Enough for20,000 calls a month12,000 calls a month1,000 calls a month5,000 calls a month1,000 calls
Freshnessunknownunknownliveunknownlive
Who can get itanyoneanyonepersons 18 years or older with the legal capacity to enter into binding contracts, with a ViewDNS.info accountanyoneanyone aged 18 or over who can enter a binding contract, with an email-verified 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. docs.securitytrails.com/docs/authentication.md
  2. docs.securitytrails.com/docs/overview.md
  3. docs.securitytrails.com/llms.txt
  4. docs.securitytrails.com/reference/get-whois-old-1.md
  5. securitytrails.com/corp/api
  6. securitytrails.com/terms-of-service
  7. web.archive.org/web/2026id_/https://securitytrails.com/corp/pricing

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, not in the answer
  • Abuse contact, not in the answer
Price
$ per 1,000 domains$25.00
Percall
Billingmonthly
$ a month$500
Charges
Also pays forfrom the same budget: Get Domain · DNS history by record type · List Subdomains · WHOIS history by domain · Search Domain (DSL) · Find associated domains · Get IP Whois · Search IPs (DSL)
In their words
Their pitchReturns the current WHOIS data about a given domain with the stats merged together
Data
Keep datano limit
Use dataCustomer’s access and use of the Service, its Output, and Documentation shall be limited to solely its own internal security purposes [...] Customer shall not (and shall not allow any third party to): [...] (ii) encumber, transfer, distribute, sell, disclose, sublicense, assign, provide, lease, lend, use for timesharing or service bureau purposes, or use for the benefit of any third party (including to or for any Customer affiliate or subsidiary), or otherwise use (except as expressly permitted herein) any part of the Service, Output, or Documentation [...] (iii) copy, modify, adapt, translate, incorporate into or with other software, or create a derivative work of any part of the Service, Output, or Documentation, [...] (vi) use any product data as a training set for machine learning or training of artificial intelligence, (vii) use any robot, spider, scraper or other automated means to access the Service, or engage in any scraping, data-mining, harvesting, screen-scraping, data aggregating or indexing of the Service, (viii) perform, or publish or otherwise disclose the results of, any benchmarking, availability or performance testing or analyses of the Service or Customer’s use thereof, [...] (x) publicize any Output or make Output publicly available in any way, [...] (xii) use, transmit, sell, or license to anyone for use of the Services or any Output for marketing, advertising (including targeting for the same), loyalty programs, customer selection, acquisition, or retention, or similar purposes [...] Customer is prohibited from reselling or otherwise distributing or disclosing Recorded Future Output, delivered directly or as a derived product or service, to any third parties except for limited disclosure to Customer’s Representatives solely in connection with Customer’s internal security purposes.
Plan
Pay$500
You get20,000 requests a month
Enough for20,000 calls a month
Rate limit
Batch1
Speed
Answerin the call
The call
You sendhostname
MethodGET
Path/domain/{hostname}/whois
About the plan
PlanProfessional
Who can get itanyone
The 15 fields the plan's answer can hold

domain, registrar, registration date, update date, expiration date, name servers, domain status, contact email, contact type, contact country, contact country code, contact state, contact name, contact name count, endpoint

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