After updating macOS (to 15.0 and later to 15.1), I could not connect to my Synology NAS Surface via the Chrome browser and received the message “This site can’t be reached”. Deleting the macOS DNS cache solved the problem.

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After updating macOS (to 15.0 and later to 15.1), I could not connect to my Synology NAS Surface via the Chrome browser and received the message “This site can’t be reached”. Deleting the macOS DNS cache solved the problem.