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DNS.pizza
DNS Report
nic.cz
12 records across the types we query · 343ms · 2026-07-21 21:26 UTC · dns.pizza/lookup/nic.cz
DNS Lookup
nic.cz
Lookup
nic.cz
343ms
2026-07-21 21:26 UTC
12 records
Registrar:
Hosting:
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DNS Records Assistant
· nic.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
217.31.205.50
AAAA
IPv6 Addresses
1 record
Copy
2001:1488:0:3::2
MX
Mail Servers
2 records
Copy
mail.nic.cz
Prio 10
mx.nic.cz
Prio 20
NS
Name Servers
3 records
Copy
b.ns.nic.cz
nic.cz stats
a.ns.nic.cz
nic.cz stats
d.ns.nic.cz
nic.cz stats
TXT
Text Records
2 records
Copy
v=spf1 include:_v4nets.nic.cz include:_v6nets.nic.cz include:_spf.network.cz ~all
MS=92011E91562E6FD18FF9C5FA1F053F90DD5B1892
SOA
Start of Authority
1 record
Copy
Primary NS
a.ns.nic.cz
Hostmaster
hostmaster.nic.cz
Serial
1784642949
Refresh
14400s
Retry
3600s
Expire
1209600s
Min TTL
7200s
CAA
Certificate Authority Authorization
1 record
Copy
critical
letsencrypt.org
PTR
Reverse DNS
1 record
Copy
217.31.205.50
www.nic.cz