DNSSEC Sign Zone

(DNS Records window -> Select a primary zone -> File menu / Zone / DNSSEC sign...)

Simple DNS Plus v. 5.2
Copyright © 1999-2011 JH Software ApS
DNSSEC sign the zone
Check this option to DNSSEC sign the zone.
 
Key file location (only available when connected to remote server)
Specify if the key file is located on the remote server or on the local computer.
 
Key file
The full path to the DNSSEC key file (containing keys used to sign the zone).
 
Browse (only available for local files)
Click this button to browse the local file system for the key file.
 
Create new...
Click this button to create a new key file - using the DNSSEC Key File dialog.
 
Edit...
Click this button to edit an existing key file - using the DNSSEC Key File dialog.
 
Use above as the default DNSSEC key file for this zone
When checked, the same key file will automatically be suggested the next time you sign the zone.
 
Generate and display a list of DS-records for inclusion in parent zone based on zone's DNSKEY-records with the Secure Entry Point (SEP) flag set
Check this option to generate DS-records.