On 19/05/2021 12.10, Yordanov, Damyan wrote: > > It looks like a permission issue for me. Blind guess: do you have allow-update { 127.0.0.1/8; } ; in your bind configuration? > > Best, > Damyan I should have emphasized that isc dhcpd was working before - So I would not assume that there's misconfiguration on bind's side.