Check domain availability

Check availability of domain names across multiple TLDs.

Check domain availability

post

Check availability of domain names across multiple TLDs.

Multiple TLDs can be checked at once. If you want alternative domains with response, provide only one TLD and set with_alternatives to true. TLDs should be provided without leading dot (e.g. com, net, org).

Endpoint has rate limit of 90 requests per minute.

Use this endpoint to verify domain availability before purchase.

Authorizations

AuthorizationstringRequired

API Token authentication

Body

domainstringRequired

Domain name (without TLD)

Example: mydomain

tldsstring[]Required

TLDs list

Example: ["com","net","org"]

with_alternativesbooleanOptional

Should response include alternatives

Default: falseExample: true

Responses

200

Success response

application/json

Array of Domains.V1.Availability.AvailabilityResource

domainstring · nullableOptional

Domain name, null when not claimed free domain

Example: mydomain.tld

is_availablebooleanOptional

true if domain is available for registration

Example: true

is_alternativebooleanOptional

true if domain is provided as an alternative

Example: false

restrictionstring · nullableOptional

Special rules and/or restrictions applied for registering TLD

401

Unauthenticated response

application/json

422

Validation error response

application/json

500

Error response

application/json

post/api/domains/v1/availability

POST /api/domains/v1/availability HTTP/1.1
Host: developers.hostinger.com
Authorization: Bearer YOUR_SECRET_TOKEN
Content-Type: application/json
Accept: */*
Content-Length: 73

{
  "domain": "mydomain",
  "tlds": [
    "com",
    "net",
    "org"
  ],
  "with_alternatives": true
}

[
  {
    "domain": "mydomain.tld",
    "is_available": true,
    "is_alternative": false,
    "restriction": "text"
  }
]