exch.active.master.cz DNS trace

Root zone

These servers manage the DNS root zone

a.root-servers.net
AS397197
AS397197
b.root-servers.net
AS394353
AS394353
c.root-servers.net
AS2149
AS2149
d.root-servers.net
AS10886
AS10886
e.root-servers.net
AS21556
AS21556
f.root-servers.net
AS3557
AS3557
g.root-servers.net
AS5927
AS5927
h.root-servers.net
AS1508
AS1508
i.root-servers.net
AS29216
AS29216
j.root-servers.net
AS396661
AS396661
k.root-servers.net
AS25152
AS25152
l.root-servers.net
AS20144
AS20144
m.root-servers.net
AS7500
AS7500
all servers delegate to

cz.

These servers manage the cz zone

a.ns.nic.cz
AS25192
AS25192
b.ns.nic.cz
AS25192
AS25192
c.ns.nic.cz
AS200070
AS200070
d.ns.nic.cz
AS25192
AS25192
all servers delegate to

master.cz.

These servers manage the master.cz zone

ns1.master.cz
AS24971
AS24971
ns2.master.cz
AS24971
AS24971
ns3.master.cz
AS30764
AS30764

These servers claim authority over exch.active.master.cz, but say it doesn't exist