On 1/6/2020 4:09 AM, Fajar A. Nugraha wrote: > zone "kalam.com.sa" { > type slave; > ... > masters { > 212.119.92.5; > }; > }; > > How many IPs, and what IPs, did you put on the masters there? It > should only be ns1 (the master). If you put two, change it. I would disagree. YMMV. AlanC