---
title: "Run campaign mailbox auth preflight checks"
method: GET
path: "/campaigns/{campaign_id}/mailbox-preflight"
tags: ["Campaigns"]
---

# Run campaign mailbox auth preflight checks

`GET /campaigns/{campaign_id}/mailbox-preflight`

## Request

- Base URL: `https://public.outreach2day.com`
- URL: `https://public.outreach2day.com/campaigns/{campaign_id}/mailbox-preflight`
- Auth: HTTP bearer

## Path parameters

- `campaign_id` string, required

## Query parameters

- `workspaceId` integer, required

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/outreach2day/apis/outreach-today-public-api.md) · [All operations](https://skmtc.dev/outreach2day/apis/outreach-today-public-api/llms.txt) · [OpenAPI document](https://skmtc.dev/outreach2day/apis/outreach-today-public-api/revisions/0e5471143371?raw)