PowerDNS.

PowerDNS is an Open Source authoritative DNS server. PowerDNS is a free software (GPL licensed) and supports all features a modern authoritative DNS server needs, including DNSSEC signing.
During this webinar, Mr. Carsten Strotmann from the Men&Mice Professional Services team gives an overview of the PowerDNS open source DNS server.
He will also give DNS operators information on how to:
manage a DNS zone via SQL backend
manage a DNS zone via BIND backend
remote zone Backend
DNSSEC signing with PowerDNS
use the Men&Mice Suite controller for PowerDNS