Preventing a particular type of nameserver abuse

[Ondřej Surý]

Yes, the legitimate client would be susceptible to spoofing. No answer means larger time windows to guess the port+msgid combination.

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Ondřej Surý — ISC (He/Him)

My working hours and your working hours may be different. Please do not feel obligated to reply outside your normal working hours.

> On 13. 4. 2021, at 11:31, Julien Salort <listes at salort.eu> wrote:
> 
> Is there really a usefulness to reply with code 5, instead of silently ignoring the request?