Just a quick heads up... you've posted your question in the Data Integration Hub forum. You'll have better luck posting this in the Informatica Platform forum.
Do you need this information dynamically? Do you need some kind of query that will pull the information or do you just need the location of where to find these details? For example, all of these details except the passwords can be found in the admin console.
There's a few posts about getting (or not in this case) this kind of information from a command line:
Try reposting this to the Informatica Platform forum and clarify how you want to retrieve this information. You should get a better response.