spf.rev.io DNS trace

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Root zone

These servers manage the DNS root zone

a.root-servers.net

198.41.0.4

AS397197

Anycast IP

2001:503:ba3e::2:30

AS397197

Anycast IP

b.root-servers.net

170.247.170.2

AS394353

Anycast IP

2801:1b8:10::b

AS394353

Anycast IP

c.root-servers.net

192.33.4.12

AS2149

Anycast IP

2001:500:2::c

AS2149

Anycast IP

d.root-servers.net

199.7.91.13

AS10886

Anycast IP

2001:500:2d::d

AS10886

Anycast IP

e.root-servers.net

192.203.230.10

AS21556

Anycast IP

2001:500:a8::e

AS21556

Anycast IP

f.root-servers.net

192.5.5.241

AS3557

Anycast IP

2001:500:2f::f

AS3557

Anycast IP

g.root-servers.net

192.112.36.4

AS5927

Anycast IP

2001:500:12::d0d

AS5927

Anycast IP

h.root-servers.net

198.97.190.53

AS1508

Anycast IP

2001:500:1::53

AS1508

Anycast IP

i.root-servers.net

192.36.148.17

AS29216

Anycast IP

2001:7fe::53

AS29216

Anycast IP

j.root-servers.net

192.58.128.30

AS396661

Anycast IP

2001:503:c27::2:30

AS396661

Anycast IP

k.root-servers.net

193.0.14.129

AS25152

Anycast IP

2001:7fd::1

AS25152

Anycast IP

l.root-servers.net

199.7.83.42

AS20144

Anycast IP

2001:500:9f::42

AS20144

Anycast IP

m.root-servers.net

202.12.27.33

AS7500

Anycast IP

2001:dc3::35

AS7500

Anycast IP

all servers delegate to

io.

These servers manage the io zone

a0.nic.io

65.22.160.17

AS12041

Anycast IP

2a01:8840:9e::17

AS12041

Anycast IP

a2.nic.io

65.22.163.17

AS207266

Anycast IP

2a01:8840:a1::17

AS207266

Anycast IP

b0.nic.io

65.22.161.17

AS12041

Anycast IP

2a01:8840:9f::17

AS12041

Anycast IP

c0.nic.io

65.22.162.17

AS12041

Anycast IP

2a01:8840:a0::17

AS12041

Anycast IP

all servers delegate to

rev.io.

These servers manage the rev.io zone

ns1-03.azure-dns.com

ns2-03.azure-dns.net

ns3-03.azure-dns.org

ns4-03.azure-dns.info

These servers claim authority over the rev.io zone, which contains spf.rev.io