Registro DMARC
v=DMARC1; p=quarantine; rua=mailto:dmarc_rua@o2.cz,mailto:dmarc+187001@smartemailing.cz; fo=1

Registro IPv4
host: o2.cz
class: IN
ttl: 10800
type: A
ip: 160.218.161.162

Servidores DNS Principal (mname) y Secundario (rname)
host: o2.cz
class: IN
ttl: 1800
type: SOA
mname: dns.iol.cz
rname: hostmaster.iol.cz
serial: 2025021201
refresh: 10800
retry: 3600
expire: 2592000
minimum-ttl: 10800

Servidor de Correo
host: o2.cz
class: IN
ttl: 10800
type: MX
pri: 10
target: smtp-in.o2.cz

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: BzCZOqDSK7VNYlnjcF6OxfxT1TveRa3w68sz57ZbjxMmjM+qEgJcT509Hcr/fPqEcD3bV+qDZh2FegTRtZvcXw==
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: miro-verification=814cf298c288c6fcf51f6243354f4ff27b13a3d0
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: v=spf1 ip4:160.218.161.71 ip4:160.218.161.72 ip4:160.218.161.73 ip4:160.218.11.33 ip4:160.218.11.38 ip4:160.218.11.39 ip4:194.228.41.112 ip4:194.228.41.114 a:aa.iol.cz ip4:90.176.151.28 include:spf.mailforce.cz include:spfe.targito.com include:o2.secar.cz ip4:74.121.51.138 include:spf.smartemailing.cz include:spf.finforce.cz -all
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: MS=ms52641182
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: browserstack-domain-verification=959efc5e-d239-4b29-972b-846a3587e939
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: google-site-verification=dmXvwWWa1j3drUuBbW7E0YVtqVGwtB1HY4tN6B9sFSw
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: ppe-87ef0e4514ad3c042110125606a3c6311b5dc64b
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: MS=7B9F81FDD83DA2FFCACC2C8F3F61B941A25EDBB4
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: intersight=56f3c8232259f96eaa965d84ea4b75dfa15ed49b46edcdbe50c16dff242f86b8
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: 7m05t8bvlcch53s7ys5nrxwxsnrgmphd
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: apple-domain-verification=VZSWFvHLE8imRQhe
entries: Array

Información TXT
host: o2.cz
class: IN
ttl: 10800
type: TXT
txt: google-site-verification=0TIBeL91z3rZRIMY0CZSLblUAbTxh0Kr8BPG3LFtA_8
entries: Array

Registro IPv6
host: o2.cz
class: IN
ttl: 10800
type: AAAA
ipv6: 2001:41d8:1:742:2::2