# DNSai, free, Anonymous: Domain WHOIS API

> WHOIS / RDAP registration data for a domain or IP — registrar, status, creation & expiry, name servers.

DNSai's Anonymous plan for the domain WHOIS API costs $0.00 per 1,000 domains. DNSai's docs list 7 of the 9 fields on our checklist: Registrar, Created on, Updated on, Expires on, Name servers, Statuses, DNSSEC.
We haven't run DNSai through [our domain WHOIS API benchmark](https://datacircle.dev/best-domain-whois-api.txt) yet.
Half of the 349 plans we rank by price cost $1.495 per 1,000 domains or less. This plan and 10 others tie for the lowest price per 1,000 domains of the 349 plans. [See the best free domain WHOIS API plan.](https://datacircle.dev/best-domain-whois-api.txt)
[Enterno](https://datacircle.dev/domain-whois-apis/enterno/free-open-api/llms.txt), [Robtex](https://datacircle.dev/domain-whois-apis/robtex/free/llms.txt) and [DomScan](https://datacircle.dev/domain-whois-apis/domscan/49-monthly-scale-post-v1-whois-bulk/llms.txt) are the best domain WHOIS API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/domain-whois-apis/dnsai/free-anonymous
- [Domain WHOIS API: the 18 best providers compared](https://datacircle.dev/best-domain-whois-api.txt)
- Get it: https://dnsai.com/api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Request: `GET https://api.dnsai.com/v1/whois/{query}`
- API key: not needed
- Its API docs: https://dnsai.com/api/rest/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- Sold by: DNSai (https://dnsai.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing)
- Checked: 2026-11-07

## In the answer

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

## Price

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

## Charges

- Also pays for: from the same budget: DNS lookup · Email security check · DKIM discover · SPF analyze · DMARC check · Blacklist check · Validate

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: WHOIS / RDAP registration data for a domain or IP — registrar, status, creation & expiry, name servers.

## Data

- Keep data: no limit
- Use data: DNSai must be used only for lawful and ethical purposes. You agree not to use DNSai to violate any applicable law or regulation, or to engage in activities such as unauthorized access, disruption, scraping contrary to site terms, spamming, phishing, or other malicious conduct.

## Plan

- Pay: $0
- You get: 10 requests a day
- Enough for: 10 calls a day

## Rate limit

- Per day: 10
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: query
- Method: GET
- Path: /whois/{query}

## About the plan

- Plan: Anonymous
- Who can get it: anyone

## The 9 fields the plan's answer can hold

domain, status, registrar, registrar IANA ID, created date, updated date, expires date, name servers, DNSSEC status

## DNSai's plans (5)

- [DNSai, free, Anonymous](https://datacircle.dev/domain-whois-apis/dnsai/free-anonymous/llms.txt): $0.00 per 1,000, 78% complete
- [DNSai, free key](https://datacircle.dev/domain-whois-apis/dnsai/free-key/llms.txt): $0.00 per 1,000, 78% complete
- [DNSai, $499 monthly, Enterprise, POST /api/v1/domains/{id}/whois/refresh/](https://datacircle.dev/domain-whois-apis/dnsai/499-monthly-enterprise-post-api-v1-domains-id-whois-refresh/llms.txt): $1.663 per 1,000, 89% complete, live
- [DNSai, contact us, Enterprise Max, POST /api/v1/domains/{id}/whois/refresh/](https://datacircle.dev/domain-whois-apis/dnsai/contact-us-enterprise-max-post-api-v1-domains-id-whois-refresh/llms.txt): 89% complete, live
- [DNSai, contact us, Enterprise Max Premium, POST /api/v1/domains/{id}/whois/refresh/](https://datacircle.dev/domain-whois-apis/dnsai/contact-us-enterprise-max-premium-post-api-v1-domains-id-whois-refresh/llms.txt): 89% complete, live

## DNSai's calls for this API (3)

- `GET /whois/{query}`: [DNSai, free, Anonymous](https://datacircle.dev/domain-whois-apis/dnsai/free-anonymous/llms.txt)
- `POST /api/v1/domains/{id}/whois/refresh/`: [DNSai, $499 monthly, Enterprise, POST /api/v1/domains/{id}/whois/refresh/](https://datacircle.dev/domain-whois-apis/dnsai/499-monthly-enterprise-post-api-v1-domains-id-whois-refresh/llms.txt)
- `GET /api/v1/domains/{id}/whois/`: [DNSai, $499 monthly, Enterprise, GET /api/v1/domains/{id}/whois/](https://datacircle.dev/domain-whois-apis/dnsai/499-monthly-enterprise-get-api-v1-domains-id-whois/llms.txt)

## DNSai's APIs (2)

- [DNSai: domain WHOIS API pricing, 5 plans](https://datacircle.dev/domain-whois-apis/dnsai/free-anonymous/llms.txt)
- [DNSai: tech stack API pricing, 3 plans](https://datacircle.dev/company-technology-apis/dnsai/499-monthly/llms.txt)

## DNSai: domain WHOIS API alternatives

- [Enterno, free, Scout](https://datacircle.dev/domain-whois-apis/enterno/free-scout/llms.txt): $0.00 per 1,000, 89% complete, live
- [Robtex, free](https://datacircle.dev/domain-whois-apis/robtex/free/llms.txt): $0.00 per 1,000, 67% complete, live
- [DomScan, free, POST /v1/whois/bulk](https://datacircle.dev/domain-whois-apis/domscan/free-post-v1-whois-bulk/llms.txt): $0.00 per 1,000, 100% complete
- [WhoisFreaks, free, POST /v2.0/bulkwhois/live](https://datacircle.dev/domain-whois-apis/whoisfreaks/free-post-v2-0-bulkwhois-live/llms.txt): $0.00 per 1,000, 100% complete, live
- [VebAPI, free](https://datacircle.dev/domain-whois-apis/vebapi/free/llms.txt): $0.00 per 1,000, 89% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

- https://api.dnsai.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://app.dnsai.com/api-docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://app.dnsai.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://dnsai.com/api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://dnsai.com/terms-of-use/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing
- https://dnsai.com/whois/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=domain-whois-api-pricing