Enter the Crossref prefix (e.g. 10.58976) and click Search: the tool lists the works with active DOIs registered under the prefix, with title, type, deposit date and last update.
The query returns up to 1,000 records, ordered from the most recent deposit to the oldest.
Yes. After the query you can export the results as CSV or generate a PDF, and filter by activation year.
It is the first part of the DOI (e.g. 10.58976) assigned by Crossref to each member. Every DOI registered by the member starts with that prefix.