SOA
Start of Authority
Primary NS
Mailbox
hostmaster.servidoresdns.net
Serial
2018072600
Refresh
21600
Retry
3600
Expire
2419200
Minimum TTL
60
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
mandrill_verify.W7kH8-PEpPGLZwPBHI8koQ
dxmfhgblvq4lr8rf1xbjwdjr5wzswc8b
v=spf1 include:_spf.serviciodecorreo.es ~all
A