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Use EDNS by default#596

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bradh352 merged 2 commits intoc-ares:mainfrom
bradh352:defaults
Nov 5, 2023
Merged

Use EDNS by default#596
bradh352 merged 2 commits intoc-ares:mainfrom
bradh352:defaults

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@bradh352 bradh352 commented Nov 5, 2023

All DNS servers support EDNS, by using this by default, it will allow larger responses without the need to switch to TCP. If by chance a DNS server is hit that doesn't support EDNS, this is detected due to the lack of the OPT RR in the response and will be automatically retried without EDNS.

Fix By: Brad House (@bradh352)

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