---
title: "Validate public IP address for NAT"
method: GET
path: "/nat_checkip"
tags: ["IP Addresses", "Network Address Translation"]
---

# Validate public IP address for NAT

`GET /nat_checkip`

This function validates a public IP address on a NAT-configured server.

## Query parameters

- `ip` string, ipv4, required

## Response `200`

HTTP Request was successful.

- object
  - `data` object
    - `checked_ip` string, ipv4 — The local IPv4 address.
  - `metadata` object
    - `command` string — The method name called.
    - `reason` string — The reason the API function failed when the `metadata.result` field is `0`. This field may display a success message when a function succeeds.
    - `result` 0 | 1 — * `1` — Success * `0` — Failed. Check the `reason` field for more details.
    - `version` integer — The version of the API function.

---

[API](https://skmtc.net/cpanel/apis/whm-api.md) · [All operations](https://skmtc.net/cpanel/apis/whm-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/cpanel/whm-api/revisions/3da41671c02c/schema)