Registro DMARC
v=DMARC1;p=none;rua=mailto:dmarc@stepik.org

Registro IPv4
host: stepik.org
class: IN
ttl: 600
type: A
ip: 178.248.239.111

Servidores DNS Principal (mname) y Secundario (rname)
host: stepik.org
class: IN
ttl: 66038
type: SOA
mname: ns77.domaincontrol.com
rname: dns.jomax.net
serial: 2024101601
refresh: 28800
retry: 7200
expire: 604800
minimum-ttl: 600

Servidor de Correo
host: stepik.org
class: IN
ttl: 1800
type: MX
pri: 10
target: mx.yandex.net

Información TXT
host: stepik.org
class: IN
ttl: 1800
type: TXT
txt: yandex-verification: fa6a64e3034dc7b7
entries: Array

Información TXT
host: stepik.org
class: IN
ttl: 1800
type: TXT
txt: yandex-verification: a4dbed4d96915f29
entries: Array

Información TXT
host: stepik.org
class: IN
ttl: 1800
type: TXT
txt: v=spf1 mx ip4:40.113.130.203 ip4:51.250.53.246 ip4:40.119.132.203 ip4:104.47.158.169 include:mail.zendesk.com include:servers.mcsv.net include:_spf.google.com include:_spf.myjetbrains.com include:_spf.yandex.net ~all
entries: Array

Información TXT
host: stepik.org
class: IN
ttl: 1800
type: TXT
txt: google-site-verification=F1_-uKpAc4KyTYHV6Ft_QOkSrfzPgyy_cv3Vw_hc7qc
entries: Array

Información TXT
host: stepik.org
class: IN
ttl: 1800
type: TXT
txt: MS=ms61610138
entries: Array