---
title: "Check if a server port is a master"
method: GET
path: "/api/clusters/{clusterName}/servers/{serverName}/{serverPort}/is-master"
tags: ["Database"]
---

# Check if a server port is a master

`GET /api/clusters/{clusterName}/servers/{serverName}/{serverPort}/is-master`

Checks if a specified server port within a cluster is a master.

## Path parameters

- `clusterName` string, required
- `serverName` string, required
- `serverPort` string, required

## Response `200`

200 -Valid Master!

## Other responses

- `500` — No cluster
- `503` — 503 -Not a Valid Master!

## Changes

- **2026-07-17** `7465ea0ee21a` — 1 info
  - endpoint added
- **2023-03-31** `b57fc7b9446e` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/signal18/apis/untitled-api/changes/api/clusters/:clusterName/servers/:serverName/:serverPort/is-master/get.md)

---

[API](https://skmtc.dev/signal18/apis/untitled-api.md) · [All operations](https://skmtc.dev/signal18/apis/untitled-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/signal18/untitled-api/revisions/7465ea0ee21a/schema)