Maintain general location” means that Private Relay will choose Relay IP addresses that map to a roughly city-level area consistent with where the user is a...

https://www.apple.com/jp/privacy/docs/iCloud_Private_Relay_Overview_Dec2021.PDF

End Service Provider Afilias for key material storage, access and usage for its own keys and secure acceptance of registrants’ public-key material so as to ...

https://www.apple.com/jp/legal/intellectual-property/tld/dps/