---
title: Show DNS Firewall Cluster Reverse DNS
---

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[API Reference](https://developers.cloudflare.com/api/go)

[DNS Firewall](https://developers.cloudflare.com/api/go/resources/dns_firewall)

[Reverse DNS](https://developers.cloudflare.com/api/go/resources/dns_firewall/subresources/reverse_dns)

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# Show DNS Firewall Cluster Reverse DNS

client.DNSFirewall.ReverseDNS.Get(ctx, dnsFirewallID, query) (\*[ReverseDNSGetResponse](<https://developers.cloudflare.com/api/go/resources/dns_firewall#(resource)%20dns_firewall.reverse_dns%20%3E%20(model)%20ReverseDNSGetResponse%20%3E%20(schema)>), error)

GET/accounts/{account\_id}/dns\_firewall/{dns\_firewall\_id}/reverse\_dns

Show reverse DNS configuration (PTR records) for a DNS Firewall cluster

##### Security

<details>

<summary>API Token</summary>



The preferred authorization scheme for interacting with the Cloudflare API. <a href="https://developers.cloudflare.com/fundamentals/api/get-started/create-token/">Create a token</a>.

**Example:**<code>Authorization: Bearer Sn3lZJTBX6kkg7OdcBUAxOO963GEIyGQqnFTOFYY</code>

</details>

<details>

<summary>API Email + API Key</summary>



The previous authorization scheme for interacting with the Cloudflare API, used in conjunction with a Global API key.

**Example:**<code>X-Auth-Email: user@example.com</code>

The previous authorization scheme for interacting with the Cloudflare API. When possible, use API tokens instead of Global API keys.

**Example:**<code>X-Auth-Key: 144c9defac04969c7bfad8efaa8ea194</code>

</details>

##### Accepted Permissions (at least one required)

`DNS Firewall Write``DNS Firewall Read`

##### ParametersExpand Collapse

dnsFirewallID string

Identifier.

maxLength32

[Link to this property](<#(resource)%20dns_firewall.reverse_dns%20%3E%20(method)%20get%20%3E%20(params)%20default%20%3E%20(param)%20dns_firewall_id%20%3E%20(schema)>)

<details>

<summary>

query ReverseDNSGetParams

</summary>

AccountID param.Field\[string]

Identifier.

maxLength32

<a href="#(resource)%20dns_firewall.reverse_dns%20%3E%20(method)%20get%20%3E%20(params)%20default%20%3E%20(param)%20account_id">Link to this property</a>

</details>

[Link to this property](<#(resource)%20dns_firewall.reverse_dns%20%3E%20(method)%20get%20%3E%20(params)%20default>)

##### ReturnsExpand Collapse

<details>

<summary>

type ReverseDNSGetResponse struct{…}

</summary>

PTR map\[string, string]

Map of cluster IP addresses to PTR record contents

<a href="#(resource)%20dns_firewall.reverse_dns%20%3E%20(model)%20ReverseDNSGetResponse%20%3E%20(schema)%20%3E%20(property)%20ptr">Link to this property</a>

</details>

[Link to this property](<#(resource)%20dns_firewall.reverse_dns%20%3E%20(model)%20ReverseDNSGetResponse%20%3E%20(schema)>)

### Show DNS Firewall Cluster Reverse DNS

Go

HTTPTypeScriptPythonGoTerraform

```
package main

import (
  "context"
  "fmt"

  "github.com/cloudflare/cloudflare-go"
  "github.com/cloudflare/cloudflare-go/dns_firewall"
  "github.com/cloudflare/cloudflare-go/option"
)

func main() {
  client := cloudflare.NewClient(
    option.WithAPIToken("Sn3lZJTBX6kkg7OdcBUAxOO963GEIyGQqnFTOFYY"),
  )
  reverseDNS, err := client.DNSFirewall.ReverseDNS.Get(
    context.TODO(),
    "023e105f4ecef8ad9ca31a8372d0c353",
    dns_firewall.ReverseDNSGetParams{
      AccountID: cloudflare.F("023e105f4ecef8ad9ca31a8372d0c353"),
    },
  )
  if err != nil {
    panic(err.Error())
  }
  fmt.Printf("%+v\n", reverseDNS.PTR)
}
```

200 example

```
{
  "errors": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "messages": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "success": true,
  "result": {
    "ptr": {
      "foo": "string"
    }
  }
}
```

##### Returns Examples

200 example

```
{
  "errors": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "messages": [
    {
      "code": 1000,
      "message": "message",
      "documentation_url": "documentation_url",
      "source": {
        "pointer": "pointer"
      }
    }
  ],
  "success": true,
  "result": {
    "ptr": {
      "foo": "string"
    }
  }
}
```