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Describe handling expired / optimistic DNS #64

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tfpauly opened this issue Nov 6, 2024 · 0 comments
Open

Describe handling expired / optimistic DNS #64

tfpauly opened this issue Nov 6, 2024 · 0 comments

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@tfpauly
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tfpauly commented Nov 6, 2024

Clients can remember expired DNS answers (also called "optimistic DNS"), and try expired answers in parallel with requesting new DNS answers. This needs to be folded into the happy eyeballs algorithm.
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