Root zone
These servers manage the DNS root zone
all servers delegate to
com.
These servers manage the com zone
all servers delegate to
amazonaws.com.
These servers manage the amazonaws.com zone
all servers delegate to
mail-manager-smtp.amazonaws.com.
These servers manage the mail-manager-smtp.amazonaws.com zone
all servers delegate to
qbns.mail-manager-smtp.amazonaws.com.
These servers manage the qbns.mail-manager-smtp.amazonaws.com zone