Registro DMARC
v=DMARC1; p=reject

Registro IPv4
host: semerkainfo.ru
class: IN
ttl: 300
type: A
ip: 91.188.222.186

Servidores DNS Principal (mname) y Secundario (rname)
host: semerkainfo.ru
class: IN
ttl: 3600
type: SOA
mname: eric.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2286788725
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: semerkainfo.ru
class: IN
ttl: 300
type: MX
pri: 10
target: mail.semerkainfo.ru

Información TXT
host: semerkainfo.ru
class: IN
ttl: 300
type: TXT
txt: v=spf1 a mx ip4:193.47.33.140 ~all
entries: Array