# Nameserver
<a name="API_domains_Nameserver"></a>

Name server includes the following elements.

## Contents
<a name="API_domains_Nameserver_Contents"></a>

 ** Name **   <a name="Route53Domains-Type-domains_Nameserver-Name"></a>
The fully qualified host name of the name server.  
Constraint: Maximum 255 characters  
Type: String  
Length Constraints: Maximum length of 255.  
Pattern: `[a-zA-Z0-9_\-.]*`   
Required: Yes

 ** GlueIps **   <a name="Route53Domains-Type-domains_Nameserver-GlueIps"></a>
Glue IP address of a name server entry. Glue IP addresses are required only when the name of the name server is a subdomain of the domain. For example, if your domain is example.com and the name server for the domain is ns.example.com, you need to specify the IP address for ns.example.com.  
Constraints: The list can contain only one IPv4 and one IPv6 address.  
Type: Array of strings  
Length Constraints: Maximum length of 45.  
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/route53domains-2014-05-15/Nameserver) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/route53domains-2014-05-15/Nameserver) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/route53domains-2014-05-15/Nameserver)