$ORIGIN ds.com.
$TTL 300
@   IN SOA   ns3.serverfault.com. sysadmin.stackoverflow.com. 2020022300 3600 600 604800 1440
geo	IN DS	14480 13 2 BB1C4B615CDED2B34347CF23710471934D972F1E34F53B54ED8D5F786202C73B