This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::Lightsail::Container PublicDomainName
<a name="aws-properties-lightsail-container-publicdomainname"></a>

`PublicDomainName` is a property of the [AWS::Lightsail::Container](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-lightsail-container.html) resource. It describes the public domain names to use with a container service, such as `example.com` and `www.example.com`. It also describes the certificates to use with a container service.

## Syntax
<a name="aws-properties-lightsail-container-publicdomainname-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-lightsail-container-publicdomainname-syntax.json"></a>

```
{
  "[CertificateName](#cfn-lightsail-container-publicdomainname-certificatename)" : {{String}},
  "[DomainNames](#cfn-lightsail-container-publicdomainname-domainnames)" : {{[ String, ... ]}}
}
```

### YAML
<a name="aws-properties-lightsail-container-publicdomainname-syntax.yaml"></a>

```
  [CertificateName](#cfn-lightsail-container-publicdomainname-certificatename): {{String}}
  [DomainNames](#cfn-lightsail-container-publicdomainname-domainnames): {{
    - String}}
```

## Properties
<a name="aws-properties-lightsail-container-publicdomainname-properties"></a>

`CertificateName`  <a name="cfn-lightsail-container-publicdomainname-certificatename"></a>
The name of the certificate for the public domains.  
*Required*: No  
*Type*: String  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`DomainNames`  <a name="cfn-lightsail-container-publicdomainname-domainnames"></a>
The public domain names to use with the container service.  
*Required*: No  
*Type*: Array of String  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)