How to Edit an A Record

• In the A (Host) section, select the A record you want to edit, and then click Edit Record.
  
• Edit any of the following fields:
  
• Host — Enter the host name the A record links to. Type @ to map the record directly to your domain name, including the www.
  
• Points to — Enter the IP address your domain name uses for this host record - 52.39.109.56.
  
• TTL — Select how long the server should cache the information.
  
• Click Save, and then click Save Changes.
  

For more information, click here