Root zone
These servers manage the DNS root zone
all servers delegate to
net.
These servers manage the net zone
all servers delegate to
mailgun.net.
These servers manage the mailgun.net zone
all servers delegate to
usw1.send.mailgun.net.
These servers manage the usw1.send.mailgun.net zone
all servers delegate to
c09224bb.usw1.send.mailgun.net.
These servers manage the c09224bb.usw1.send.mailgun.net zone