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DNS.pizza
DNS Report
mail.master.cz
4 records across the types we query · 1833ms · 2026-11-05 18:56 UTC · dns.pizza/lookup/mail.master.cz
DNS Lookup
mail.master.cz
Lookup
mail.master.cz
1833ms
2026-11-05 18:56 UTC
4 records
Registrar:
Hosting:
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DNS Records Assistant
· mail.master.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
81.31.43.64
AAAA
IPv6 Addresses
1 record
Copy
2a01:430:100:5c::2
MX
Mail Servers
(none)
NS
Name Servers
(none)
TXT
Text Records
1 record
Copy
v=spf1 mx a:d24.westmaster.com a:d78.westmaster.com a:icinga2.masterinter.net a:cis.masterdc.com a:mailing.master.cz ip6:2a01:430:100:5c::2 ~all
SOA
Start of Authority
(none)
CAA
Certificate Authority Authorization
(none)
PTR
Reverse DNS
1 record
Copy
81.31.43.64
mail.master.cz