Steps to reproduce:
Search using the !melpa
bang for an Emacs package.
Example query: !melpa modus-themes
Resulting URL: http://melpa.milkbox.net/#/?q=modus-themes
This URL is invalid, resulting in a 404 page. That said, the domain is certainly related to MELPA.
Expected behavior:
Format: https://melpa.org/#/?q=%s
Example query: !melpa modus-themes
Resulting URL: https://melpa.org/#/?q=modus-themes
Debug info:
OS: macOS v12.6.2
Browser: Firefox v109.0
Region: United States
Server: US-EAST