spf.mailcow.de 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

de.

These servers manage the de zone

a.nic.de
AS31529
AS31529
f.nic.de
AS8763
AS8763
l.de.net
AS3257
AS3257
n.de.net
AS8674
AS8674
s.de.net
AS3320
AS3320
z.nic.de
AS31529
AS31529
all servers delegate to

mailcow.de.

These servers manage the mailcow.de zone

angus.ns.servercow.de
AS34549
AS34549
dexter.ns.servercow.net
galloway.ns.servercow.com

These servers claim authority over the mailcow.de zone, which contains spf.mailcow.de