_extspf.smtpplus.it DNS trace

Root zone

These servers manage the DNS root zone

a.root-servers.net
AS396566
AS396566
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

it.

These servers manage the it zone

a.dns.it
AS197440
AS197440
dns.nic.it
AS2597
AS2597
m.dns.it
AS16004
AS16004
nameserver.cnr.it
AS137
AS137
r.dns.it
AS137
AS137
v.dns.it
AS1921
AS1921
all servers delegate to

smtpplus.it.

These servers manage the smtpplus.it zone

ns-cloud-c1.googledomains.com
ns-cloud-c2.googledomains.com
ns-cloud-c3.googledomains.com
ns-cloud-c4.googledomains.com

These servers claim authority over the smtpplus.it zone, which contains _extspf.smtpplus.it