Registro DMARC
v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

Registro IPv4
host: jetcost.com.co
class: IN
ttl: 300
type: A
ip: 172.64.147.61

Registro IPv4
host: jetcost.com.co
class: IN
ttl: 300
type: A
ip: 104.18.40.195

Servidores DNS Principal (mname) y Secundario (rname)
host: jetcost.com.co
class: IN
ttl: 1800
type: SOA
mname: ian.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2360271854
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

Información TXT
host: jetcost.com.co
class: IN
ttl: 3600
type: TXT
txt: v=spf1 -all
entries: Array