A
Claude · protocol · domain
DNS lives where it should.
Only two hosts answer DNS — your UniFi gateway and one MacBookPro. The gateway is expected. The Mac is likely running a local resolver (mDNS, Tailscale magicDNS bridge, or dnsmasq for dev).
What's good
- No rogue resolvers.
Worth a look
- If MacBookPro's :53 isn't intentional, it's worth turning off.