DNSSEC Manager (Plesk) Extension has built-in support for the Slave DNS Manager extension. Slave DNS Manager synchronizes the domain zones on the Plesk server with the slave servers configured using the plugin, whenever a domain is created, modified or deleted.
DNSSEC Manager (Plesk) Extension along with Slave DNS Manager extension pushes the zones from the Plesk server to the slave servers whenever a domain is signed, resigned or unsigned.
If Slave DNS Manager extension is already installed on the server then a new tab, Slave DNS IPs, appears in the plugin interface. Already configured slave servers are listed under the Slave DNS IPs tab in DNSSEC Manager (Plesk) Extension v3 interface. Slave servers can be added using the Slave DNS Manager extension.
Please refer to the following link to know more about the Slave DNS Manager extension.
https://docs.plesk.com/en-US/onyx/administrator-guide/dns/slave-dns-server.79004/