Registro DMARC
v=DMARC1;aspf=s; sp=reject; p=reject; rua=mailto:postmaster@telegram.org

Registro IPv4
host: telegra.ph
class: IN
ttl: 90
type: A
ip: 149.154.164.13

Servidores DNS Principal (mname) y Secundario (rname)
host: telegra.ph
class: IN
ttl: 21600
type: SOA
mname: ns-cloud-c1.googledomains.com
rname: cloud-dns-hostmaster.google.com
serial: 1
refresh: 21600
retry: 3600
expire: 259200
minimum-ttl: 300

Información TXT
host: telegra.ph
class: IN
ttl: 300
type: TXT
txt: sp256hlsgrhbbve8gsiqcopu22
entries: Array