Alert on staleness, not on health
This story is from 2026-11-05. It is preserved in the archive; the latest stories are on the live feed.
For eleven days this summer, my secondary DNS server answered every query, passed every health check, and enforced a configuration that was quietly going out of date. Nothing was down. That was the problem. My Park network runs two AdGuard Home instances: a primary on a virtual machine, a replica o…
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- 2026-11-05 12:19 · DEV Community — AI
Alert on staleness, not on health