The MacBook Pro (16-inch, Nov 2023) comes with a firmware identifier Mac15,11. It has a Board Configuration of J516mAP and a Board Platform of t6034. The CPID and BDID are 24628 and 70 respectively.
IPSWDL.COM is a website that provides download links for IPSW files, which are used to install or restore firmware on Apple devices. These files are sourced directly from Apple's servers.