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1d ago

macOS 26 breaks custom DNS settings including .internal

By adamamylHacker NewsMar 19, 2026
AI Summary

The recent macOS 26 update has disrupted custom DNS settings, particularly affecting users of dnsmasq, which is commonly used for local DNS resolution. This issue has led to connectivity problems for users relying on custom configurations, prompting concerns and bug reports to Apple. The situation highlights the potential risks of automatic updates for users with specialized setups, urging caution before upgrading.

macOS 26 breaks custom DNS settings including .internal

One of those 'woke up to MacOS updates' and finding none of my dockers are reachable via dnsmasq (which I use), and low and behold, an update silently breaks custom dns resolution. Hopefully Apple will listen to the bug report I've made. Hold off on updating if you use this… Comments URL: https://news.ycombinator.com/item?id=47440759 Points: 367 # Comments: 197

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