The zones are displayed sequentially or there is a search possibility to find a particular zone quickly
The zone can have thousands of records, the interface is always reactive. You can sort or search, select an entry to modify or delete, and of course, add a new entry
You can also push the zone on the DNS servers and reload them to be applied
You edit or create a record, then save the datas.
Your DNS servers will receive the datas in Bind format.