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API Ninjas Domain API

Freemium#30 of 34 in Domain Search Tools

API Ninjas Domain API: A focused domain metadata API for developers building single-domain lookup workflows. Ranked #30 of 34 in Domain Search Tools by our editors (6.3/10); pricing: Free plan; best for single-domain API metadata lookups.

6.3/10Editor score

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API Ninjas Domain API6.3 Visit API Ninjas

At a glance

Editor score
6.3 / 10
Pricing
Free plan
Best for
Single-domain API metadata lookups
Free plan
Yes
Paid from
$39/mo
Bulk search limit
1
Facts checked
20 Sep 2026

Where it wins
- Covers availability, registration, registrar, status, MX, email, hosting, and IP data
- Free plan supports evaluation and demos without payment information
- Paid tiers include support and uptime SLAs up to 99.99%
Where it doesn't
- Each request requires one domain parameter
- API-only access requires developer integration work
- Free access is intended for evaluation and demo purposes

Our verdict on API Ninjas Domain API

API Ninjas Domain API is a developer-facing service for checking domain availability and returning domain intelligence. It suits teams building availability checkers, domain search tools, brand-monitoring dashboards, and related applications through standard HTTP requests. Results can include registration creation, expiration, and update dates; registrar identification; status codes; MX records; free-email and disposable-email detection; parked-domain detection; hosting and network information; IPv4 address; and country information.

The published plans create a clear progression from evaluation to production use. The Free plan costs $0 per month and requires no payment information, with positioning for evaluation and demo purposes. Developer costs $59 per month when billed monthly or $39 per month when billed annually, adding commercial API access for low-volume integrations, standard support, and a 99% uptime SLA. Business costs $149 monthly or $99 monthly when billed annually, adding data storage, priority support, shared premium servers, and a 99.95% uptime SLA. Professional costs $299 monthly or $199 monthly when billed annually, with private servers, development support, priority support, and a 99.95% uptime SLA. Enterprise provides custom capacity, access controls, dedicated support, private servers, and a 99.99% uptime SLA.

Its strongest fit is narrow and practical: applications that need structured domain metadata through an API rather than a standalone search interface. The GET endpoint uses an API key and supports standard HTTP requests in multiple programming languages, making it suitable for custom developer workflows. The trade-off is request scope: the documentation specifies one required domain parameter per request, so this is better suited to single-domain lookups than bulk search. Choose it when domain availability and related email, hosting, registrar, and registration data are central to an application; choose an alternative when bulk discovery or a non-API workflow is the priority.

Your product? Our editors can test API Ninjas Domain API in depth and publish a review, labelled as paid · from $149/mo →

API Ninjas Domain API pricing

Plans Free planFreemium A usable free plan; paid tiers unlock the limits above. Prices checked 20 Sep 2026.

See plans on api-ninjas.com

All 5 API Ninjas Domain API plans and prices →

API Ninjas Domain API fact sheet

Free plan	Yes
Paid from	$39/mo
TLD count	Not verified
Bulk search limit	1
Domain variations	Not verified
Bulk upload	Not verified
Export options	Not verified
API access	Yes
Deployment	Cloud
Compliance & security	SSO/SAML
Built for	Solo, Small business, Mid-market, Enterprise (editorial estimate)
Pricing	Free plan (source)
Website	api-ninjas.com
Facts checked	20 Sep 2026

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Featured on iTechGuides

API Ninjas Domain API is listed in our Domain Search Tools directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update