Repository URL to install this package:
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        Version: 
        
         
          
          1.21.11  ▾
        
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**To check the availability of a CNAME**
The following command checks the availability of the subdomain ``my-cname.elasticbeanstalk.com``::
  aws elasticbeanstalk check-dns-availability --cname-prefix my-cname
Output::
  {
      "Available": true,
      "FullyQualifiedCNAME": "my-cname.elasticbeanstalk.com"
  }