It is quite frequent that users are looking for vessel particulars via API.
However, there are some cases for which the Ships API cannot provide you with data.
The reason is that your query might fall in the following categories:
You are querying for a non-IMO having vessel. The API does not return responses for vessels that are not IMO-registered.
It is an IMO-having vessel but we have no other information except for the messages we receive via the AIS static messages.
(more information regarding the various AIS type messages can be found here: What kind of information is AIS-transmitted)
If you are interested in receiving a vessel's particulars via a data extraction, please