Engineering notes
Things we got wrong, things we changed our minds about, and the reasoning behind decisions that look odd from outside.
Last updated · 4 notes
Showing 2 notes tagged dns. Show all notes.
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· 3 minute read · Tomas Brennan
DNS over HTTPS broke our assumptions
Filtering worked on every device and failed in one browser. The bug was in our documentation, not our code.
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· 2 minute read · Tomas Brennan
What we got wrong about NXDOMAIN
A default we picked for a good reason turned out to be wrong for two reasons we had not considered. A short postmortem.
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