Registro DMARC
v=DMARC1; p=none; aspf=r; sp=none

Registro IPv4
host: by-hand.ru
class: IN
ttl: 300
type: A
ip: 81.90.181.44

Servidores DNS Principal (mname) y Secundario (rname)
host: by-hand.ru
class: IN
ttl: 1800
type: SOA
mname: albert.ns.cloudflare.com
rname: dns.cloudflare.com
serial: 2352155133
refresh: 10000
retry: 2400
expire: 604800
minimum-ttl: 1800

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

Servidor de Correo
host: by-hand.ru
class: IN
ttl: 300
type: MX
pri: 20
target: mail.by-hand.ru

Información TXT
host: by-hand.ru
class: IN
ttl: 300
type: TXT
txt: v=spf1 ip4:81.90.181.44  a mx ~all
entries: Array