WebsitePros Domains API
Domain-name availability and suggestion.
WebsitePros Domains API is one of 5 APIs that WebsitePros publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Domains. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, a getting-started guide, authentication docs, and rate-limit docs.
This API exposes 2 operations across 2 paths, and defines 2 schemas. It is described by OpenAPI 3.2.0, at version 2026-08-13.
Requests are made against 2 base URLs: https://api.nts.web.com, https://api-dev.nts.web.com.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 5
WebsitePros Domains API declares
5 security schemes
for authenticating requests.
An API key is passed in the header as Ocp-Apim-Subscription-Key (subscriptionKey).
It accepts HTTP bearer tokens (bearerAuth).
An API key is passed in the header as x-nts-tenant-id (tenantId).
An API key is passed in the header as tenant-name (tenantName).
It supports OAuth 2.0 (oauth2ClientCredentials) using the clientCredentials flow.
subscriptionKey— Your api access key from the developer portal that identifies your subscription to the api. Issued per environment after Web.com International approves your re…bearerAuth— This is your auth token that you would receive from the Authorization call — an access token issued by the Web.com Microsoft Entra ID tenant via the client-cre…tenantId— This is your company's unique identifier, provided by Web.com when your subscription is activated. Required on the sales-order operations.tenantName— Your tenant's name. Required on the domain, SSO and service-order operations, where it is used in place of x-nts-tenant-id.oauth2ClientCredentials— Microsoft Entra ID (Azure AD) v1 token endpoint for the Web.com International tenant 03fbebc8-de8a-4428-b573-4c4903610dac. The published collection sends grant…
Paths & Operations 2
Across 2 paths, the API surfaces 2 operations — 1 GET, 1 POST. Each is listed below with its method, path, parameters, and response codes.
Domain-name availability and suggestion.
Schemas 2
The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are DomainSpinRequest (2 properties), GatewayError (2 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from WebsitePros 4
Other APIs WebsitePros publishes across the network.
This is an independent, third-party profile of WebsitePros Domains API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.
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