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Is there any name servers that would allow me to block / redirect any non-ASCII domain names? At this point, the value of Unicode domain names is a lot less th
by protomyth 10y ago
Is there any name servers that would allow me to block / redirect any non-ASCII domain names? At this point, the value of Unicode domain names is a lot less than local safety.
We currently use unbound for users.
- Retr0spectrum 10y agoYou could probably block the `xn--` prefix, which is how it appears over the wire.
- blechschmidt 10y agoYou could use libnetfilter_queue and some DNS library like ldns to parse the packets and drop them if the DNS question contains "xn--".