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DNS.pizza
DNS Report
mail.zcu.cz
5 records across the types we query · 799ms · 2026-07-22 04:56 UTC · dns.pizza/lookup/mail.zcu.cz
DNS Lookup
mail.zcu.cz
Lookup
mail.zcu.cz
799ms
2026-07-22 04:56 UTC
5 records
Registrar:
Hosting:
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DNS Records Assistant
· mail.zcu.cz
Ask anything about these results — or pick a starter question below.
Explain what each record type does
Anything unusual or misconfigured?
How is this domain's email set up?
A
IPv4 Addresses
1 record
Copy
147.228.57.20
AAAA
IPv6 Addresses
1 record
Copy
2001:718:1801:1057::1:20
MX
Mail Servers
1 record
Copy
fred.zcu.cz
Prio 10
NS
Name Servers
(none)
TXT
Text Records
1 record
Copy
v=spf1 mx ip4:147.228.0.0/16 ip6:2001:718:1801::/48 -all
SOA
Start of Authority
(none)
CAA
Certificate Authority Authorization
0 records
Copy
PTR
Reverse DNS
1 record
Copy
147.228.57.20
axor.zcu.cz