Registro IPv4
host: krebsonsecurity.com
class: IN
ttl: 300
type: A
ip: 130.211.45.45

Servidores DNS Principal (mname) y Secundario (rname)
host: krebsonsecurity.com
class: IN
ttl: 21600
type: SOA
mname: ns-cloud-d1.googledomains.com
rname: cloud-dns-hostmaster.google.com
serial: 1
refresh: 21600
retry: 3600
expire: 259200
minimum-ttl: 300

Información TXT
host: krebsonsecurity.com
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:198.251.81.28 a mx ?all
entries: Array