> ## Documentation Index > Fetch the complete documentation index at: https://dub.co/llms.txt > Use this file to discover all available pages before exploring further. # Check the availability of one or more domains > Check if a domain name is available for purchase. You can check multiple domains at once. > [!NOTE] > > Domain registration is only available for certain [Enterprise > customers](https://dub.co/enterprise). Please [contact > us](https://dub.co/contact/sales) to get access. ## OpenAPI ````yaml get /domains/status openapi: 3.0.3 info: title: Dub API description: >- Dub is the modern link attribution platform for short links, conversion tracking, and affiliate programs. version: 0.0.1 contact: name: Dub Support email: support@dub.co url: https://dub.co/support license: name: AGPL-3.0 license url: https://github.com/dubinc/dub/blob/main/LICENSE.md servers: - url: https://api.dub.co description: Production API security: [] paths: /domains/status: get: tags: - Domains summary: Check the availability of one or more domains description: >- Check if a domain name is available for purchase. You can check multiple domains at once. operationId: checkDomainStatus parameters: - in: query name: domains schema: description: The domains to search. We only support .link domains for now. anyOf: - type: string - type: array items: type: string style: form explode: false required: true description: The domains to search. We only support .link domains for now. responses: '200': description: The domain status was retrieved. content: application/json: schema: type: array items: type: object properties: domain: type: string description: The domain name. available: type: boolean description: Whether the domain is available. premium: nullable: true description: Whether the domain is a premium domain. type: boolean prices: nullable: true description: >- Price details for the domain. Will be null if the domain is not available. type: object properties: registration: nullable: true description: The domain's registration price in USD cents. type: number renewal: nullable: true description: The domain's renewal price in USD cents. type: number required: - registration - renewal additionalProperties: false price: nullable: true description: 'Deprecated: Use `prices` instead.' deprecated: true type: string required: - domain - available - premium - prices - price additionalProperties: false '400': $ref: '#/components/responses/400' '401': $ref: '#/components/responses/401' '403': $ref: '#/components/responses/403' '404': $ref: '#/components/responses/404' '409': $ref: '#/components/responses/409' '410': $ref: '#/components/responses/410' '422': $ref: '#/components/responses/422' '429': $ref: '#/components/responses/429' '500': $ref: '#/components/responses/500' security: - token: [] components: responses: '400': description: >- The server cannot or will not process the request due to something that is perceived to be a client error (e.g., malformed request syntax, invalid request message framing, or deceptive request routing). content: application/json: schema: x-speakeasy-name-override: BadRequest type: object properties: error: type: object properties: code: type: string enum: - bad_request description: A short code indicating the error code returned. example: bad_request message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: https://dub.co/docs/api-reference/errors#bad-request required: - code - message required: - error '401': description: >- Although the HTTP standard specifies "unauthorized", semantically this response means "unauthenticated". That is, the client must authenticate itself to get the requested response. content: application/json: schema: x-speakeasy-name-override: Unauthorized type: object properties: error: type: object properties: code: type: string enum: - unauthorized description: A short code indicating the error code returned. example: unauthorized message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: https://dub.co/docs/api-reference/errors#unauthorized required: - code - message required: - error '403': description: >- The client does not have access rights to the content; that is, it is unauthorized, so the server is refusing to give the requested resource. Unlike 401 Unauthorized, the client's identity is known to the server. content: application/json: schema: x-speakeasy-name-override: Forbidden type: object properties: error: type: object properties: code: type: string enum: - forbidden description: A short code indicating the error code returned. example: forbidden message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: https://dub.co/docs/api-reference/errors#forbidden required: - code - message required: - error '404': description: The server cannot find the requested resource. content: application/json: schema: x-speakeasy-name-override: NotFound type: object properties: error: type: object properties: code: type: string enum: - not_found description: A short code indicating the error code returned. example: not_found message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: https://dub.co/docs/api-reference/errors#not-found required: - code - message required: - error '409': description: >- This response is sent when a request conflicts with the current state of the server. content: application/json: schema: x-speakeasy-name-override: Conflict type: object properties: error: type: object properties: code: type: string enum: - conflict description: A short code indicating the error code returned. example: conflict message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: https://dub.co/docs/api-reference/errors#conflict required: - code - message required: - error '410': description: >- This response is sent when the requested content has been permanently deleted from server, with no forwarding address. content: application/json: schema: x-speakeasy-name-override: InviteExpired type: object properties: error: type: object properties: code: type: string enum: - invite_expired description: A short code indicating the error code returned. example: invite_expired message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: https://dub.co/docs/api-reference/errors#invite-expired required: - code - message required: - error '422': description: >- The request was well-formed but was unable to be followed due to semantic errors. content: application/json: schema: x-speakeasy-name-override: UnprocessableEntity type: object properties: error: type: object properties: code: type: string enum: - unprocessable_entity description: A short code indicating the error code returned. example: unprocessable_entity message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: >- https://dub.co/docs/api-reference/errors#unprocessable-entity required: - code - message required: - error '429': description: >- The user has sent too many requests in a given amount of time ("rate limiting") content: application/json: schema: x-speakeasy-name-override: RateLimitExceeded type: object properties: error: type: object properties: code: type: string enum: - rate_limit_exceeded description: A short code indicating the error code returned. example: rate_limit_exceeded message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: >- https://dub.co/docs/api-reference/errors#rate-limit_exceeded required: - code - message required: - error '500': description: The server has encountered a situation it does not know how to handle. content: application/json: schema: x-speakeasy-name-override: InternalServerError type: object properties: error: type: object properties: code: type: string enum: - internal_server_error description: A short code indicating the error code returned. example: internal_server_error message: x-speakeasy-error-message: true type: string description: A human readable explanation of what went wrong. example: The requested resource was not found. doc_url: type: string description: >- A link to our documentation with more details about this error code example: >- https://dub.co/docs/api-reference/errors#internal-server_error required: - code - message required: - error securitySchemes: token: type: http description: Default authentication mechanism scheme: bearer x-speakeasy-example: DUB_API_KEY ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.