---
title: "Check up to 100 domains in one request"
method: POST
path: "/api/v1/domains/availability"
tags: ["Availability"]
---

# Check up to 100 domains in one request

`POST /api/v1/domains/availability`

## Request

- Base URL: `https://www.tlders.com`
- URL: `https://www.tlders.com/api/v1/domains/availability`
- Auth: one of:
  - HTTP bearer
  - API key in header `X-API-Key`

## Request body

- object
  - `domains` string[], required

## Response `200`

OK

- object
  - `data` object[]
    - `input` string
    - `domain` string, nullable
    - `available` boolean, nullable
    - `registrar` string, nullable
    - `expires` string, nullable
    - `error` string
  - `meta` object
    - `total` integer
    - `available` integer
    - `taken` integer
    - `unknown` integer

## Other responses

- `400`: A required parameter is missing or invalid
- `401`: Missing, invalid or revoked API key
- `402`: Endpoint needs a paid plan (free keys: 100 requests/month, no bulk /prices)
- `429`: Daily request limit exceeded (see Retry-After)

---

[API](https://skmtc.dev/tlders/apis/tlders-domain-pricing-api.md) · [All operations](https://skmtc.dev/tlders/apis/tlders-domain-pricing-api/llms.txt) · [OpenAPI document](https://skmtc.dev/tlders/apis/tlders-domain-pricing-api/revisions/d24ebbcf6fd2?raw)