Registro IPv4
host: stem.mn
class: IN
ttl: 7200
type: A
ip: 139.162.30.75

Servidores DNS Principal (mname) y Secundario (rname)
host: stem.mn
class: IN
ttl: 7200
type: SOA
mname: admi516687.mars.orderbox-dns.com
rname: s_tengis.yahoo.com
serial: 2020080402
refresh: 7200
retry: 7200
expire: 172800
minimum-ttl: 38400