"psndlnet+packages+hot" appears to be a search query or a technical string associated with digital distribution systems—specifically within the context of the PlayStation Network (PSN) ecosystem and the archival or management of .pkg (package)
The "packages" mentioned in your query refer to the way PlayStation content is bundled and activated: psndlnet+packages+hot
PKG Files: These are the encrypted installation packages for games, updates, and DLCs. While the PSNDL website is gone, many of these PKG links actually pointed directly to official Sony servers (often containing "zeus" in the URL), meaning the download links themselves may still function if you have the direct URL from a database. "psndlnet+packages+hot" appears to be a search query or
Title: PS4 Debug / PSNDL.net: How to Install Hot Packages (PKGs) on Low Firmware psndlnet+packages+hot
PSNDL - YNE (Current Database): A functional database and search engine for PlayStation Network packages and .rap files is still hosted at yne.fr/psndl.