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You could use a script to automate editing the hostfile on windows or /etc/hosts on Linux. If you define a section in the file with comments, the script should just replace the relevant entries for the project inside the section, and leave the rest alone. You can have multiple sections and multiple scripts that can coexist. Works well for my work project. It’s included in a general setup script which can be run as often as needed to keep stuff like this updated on our local machines.
Thanks for the nudge, I wrote to the EU registry.