It will not return any message because it will save the IP lookup data.
Here are the possible error messages, which return if any condition gets failed or required data is missing for processing.
|Error Code||Error Description|
|400||The request could not be understood by the server due to malformed syntax.|
|401||You are not authorized to view the resource.|
|403||Accessing the resource you were trying to reach is forbidden.|
|404||The resource you were trying to reach is not found.|