# GET /suppressions/check

Part of the SendHeron REST API. Base URL: `https://api.sendheron.com/api/v1`

Ask whether we would send to an address, and if not, why.

```http
GET https://api.sendheron.com/api/v1/suppressions/check
Authorization: Bearer <YOUR_API_KEY>
```

**Required scopes:** `suppressions:read`

**Success status:** `200`

**Rate limit:** 100/min per key, counted against the organization's READ ceiling (1200/min).

**Query parameters**

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| `email` | string | yes | The address to check. |

> Answered per stream, because there is no single correct answer: an address that opted out of marketing still legitimately receives password resets. It runs the same gate the send paths run, so it cannot drift from what actually happens.


---

Rate limits: 100/min per key, counted against the organization's READ ceiling (1200/min). Both windows are one minute; there is no hourly or daily quota.