Root zone
These servers manage the DNS root zone
all servers delegate to
com.
These servers manage the com zone
all servers delegate to
kpn.com.
These servers manage the kpn.com zone
all servers delegate to
aws.kpn.com.
These servers manage the aws.kpn.com zone
all servers delegate to
prod.aws.kpn.com.
These servers manage the prod.aws.kpn.com zone