You must make sure all parts of zone are included like:
IN SOA
$TTL 600; 10 minutes
$ORIGIN domain-name.com.
rndc freeze domain-name.com
rndc thaw domain-name.com
You must make sure all parts of zone are included like:
IN SOA
$TTL 600; 10 minutes
$ORIGIN domain-name.com.
rndc freeze domain-name.com
rndc thaw domain-name.com