---
title: "Register Domain"
method: POST
path: "/api/v1/email-identities/domains/register"
tags: ["email_identities"]
---

# Register Domain

`POST /api/v1/email-identities/domains/register`

Register a new sending domain with Resend.

Returns DNS records the tenant must add before verification.

## Request body

- DomainRegisterRequest — Register a new sending domain with Resend.
  - `domain` string, required — e.g. hotel.com

## Response `200`

Successful Response

- DomainRegisterResponse
  - `resend_domain_id` string, required
  - `domain` string, required
  - `status` string, required
  - `dns_records` DomainDnsRecord[], required
    - `record_type` string, required
    - `name` string, required
    - `value` string, required
    - `ttl` string, nullable
    - `priority` integer, nullable

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/getanana/apis/cleon-api.md) · [All operations](https://skmtc.dev/getanana/apis/cleon-api/llms.txt) · [OpenAPI document](https://skmtc.dev/getanana/apis/cleon-api/revisions/41c5e4645524?raw)