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上次更新時間：2025-07-25 (世界標準時間)。
[null,null,["上次更新時間：2025-07-25 (世界標準時間)。"],[[["\u003cp\u003eView frequently asked questions for detailed information on the flush cache feature.\u003c/p\u003e\n"],["\u003cp\u003eWhen recent registrar or DNS hosting changes have been made for a domain, flush the main domain name before flushing any subdomains.\u003c/p\u003e\n"]]],["The content advises consulting the FAQ for details on the flush cache feature. It emphasizes a specific order for flushing caches: if a domain's registrar or DNS hosting recently changed, first flush the cache of the main domain name, and then proceed to flush the caches of any subdomains. This ensures updates propagate correctly.\n"],null,["# Flush Cache\n\nSee the [FAQ](/speed/public-dns/faq#update_cache) for more information on the\nflush cache feature.\n| **Note:** If the registrar or DNS hosting for a domain changed recently, ***flush the main domain name first*** before flushing subdomains."]]