---
title: "Look a sender up"
description: "Search the web for the organisation behind a domain and keep what was found."
url: "https://openemail.uk/docs/api/senders/research"
area: "API"
category: "Mailbox"
---

# Look a sender up

Search the web for the organisation behind a domain and keep what was found.

`POST /senders/{email}/research`

## POST /senders/{email}/research

Search the web for the organisation behind a domain and keep what was found.

## Example

Needs `threads:read`. A domain that was looked up before is answered from what was kept, and nothing is searched again.

**curl**

```
curl -X POST "$OE/senders/hello@acme-robotics.io/research" -H "$AUTH"
```

**Response**

```
{
  "object": "sender_profile",
  "domain": "acme-robotics.io",
  "about": "Stripe builds payment software for businesses that sell online, and operates worldwide.",
  "updatedAt": "2026-09-30T08:12:44.000Z"
}
```

> Only the owner of the workspace may look senders up, with a key or an app that is not limited to particular addresses or domains.

> A workspace looks up at most 200 senders a day, and the next one is a `429 research_limit_reached`. A domain nothing could be found about is a 404.

## Reference

- [`POST /senders/{email}/research`](https://openemail.uk/docs/api/reference/senders#post-senders-email-research): full reference