Registro IPv4
host: b21fm.nl
class: IN
ttl: 900
type: A
ip: 213.163.93.151

Servidores DNS Principal (mname) y Secundario (rname)
host: b21fm.nl
class: IN
ttl: 21600
type: SOA
mname: ns1.haceel.nl
rname: support.haceel.nl
serial: 2025052001
refresh: 10800
retry: 3600
expire: 1814400
minimum-ttl: 3600

Información TXT
host: b21fm.nl
class: IN
ttl: 900
type: TXT
txt: v=spf1 a mx ip4:213.163.93.145/28 ~all
entries: Array