---
title: "Read the received emails for a test inbox"
method: GET
path: "/api/v1/tools/mail-tester/check"
tags: ["Mail Tester"]
---

# Read the received emails for a test inbox

`GET /api/v1/tools/mail-tester/check`

## Request

- Base URL: `https://firstsales.io`
- URL: `https://firstsales.io/api/v1/tools/mail-tester/check`
- Auth: none required

Step 2 of a mail test. Returns {success, session}; poll until session.emails is not empty. Each email may include authentication results, spam score and analysis when available. Rate limit: 60 requests per minute per IP. This handler sends no RateLimit or Retry-After headers.

## Query parameters

- `emailId` string, required

## Response `200`

The test session and its received emails.

- object
  - `success` true, required
  - `session` object, required
    - `emailId` string, required
    - `emailAddress` string, email, required
    - `createdAt` integer, required: Unix time in milliseconds.
    - `expiresAt` integer, required: Unix time in milliseconds.
    - `emails` object[], required
      - `id` string, required
      - `from` string, required
      - `to` string, required
      - `subject` string, required
      - `receivedAt` integer, required: Unix time in milliseconds.
      - `headers` object
      - `textBody` string
      - `htmlBody` string
      - `spamScore` number
      - `analysis` object
        - `spfStatus` string
        - `dkimStatus` string
        - `dmarcStatus` string
        - `spamReasons` string[]
        - `recommendations` string[]
        - `aiInsights` string[]
        - `strengths` string[]

## Other responses

- `400`: The emailId query parameter is missing or empty.
- `404`: The session is missing, expired, or unavailable.
- `429`: The 60-per-minute polling limit was exceeded.
- `500`: Could not check the test inbox.

---

[API](https://skmtc.dev/firstsales/apis/firstsales-public-api.md) · [All operations](https://skmtc.dev/firstsales/apis/firstsales-public-api/llms.txt) · [OpenAPI document](https://skmtc.dev/firstsales/apis/firstsales-public-api/revisions/3856191adf12?raw)