The Safari web browser installed on all Apple systems by default logs user’s ip addresses and sends them to their partner company Tencent which is known to be under control by the Chinese regime.
source: https://reclaimthenet.org/apple-safari-ip-addresses-tencent/
archived source: https://wellthissucks.xyz/2019/10/10/apples-nonfree-safari-browser-spies-on-users-for-the-chinese-company-tencent-archived-source/