---
title: "Add a new domain to the list of blocked domains"
method: POST
path: "/smtp/blockedDomains"
tags: ["Transactional emails"]
---

# Add a new domain to the list of blocked domains

`POST /smtp/blockedDomains`

Blocks a new domain in order to avoid messages being sent to the same

## Request body

- BlockDomain
  - `domain` string, required — name of the domain to be blocked

## Response `201`

Domain is successfully blocked

## Other responses

- `400` — bad request

---

[API](https://skmtc.net/getbrevo/apis/brevo-api.md) · [All operations](https://skmtc.net/getbrevo/apis/brevo-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/getbrevo/brevo-api/versions/2aec3cf66501/schema)