ret.cz - robtex.com

ret.cz

DNSSEC⚠️ Not signed
NSns1.one.cz ⚠️ Not in zone NS records
A2001:470:6f:864::1🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRns1.one.cz
A46.149.113.151🇨🇿 ALFSERVIS-AS46.149.112.0/20 Route object 1 AlfServis s.r.o.
PTRns1.one.cz
NSns2.one.cz ⚠️ Not in zone NS records
A193.85.20.140🇨🇿 TMOBILE-CZ193.85.0.0/16 T-Mobile Czech Republic a.s.
PTRns2.one.cz
NSns3.one.cz ⚠️ Not in zone NS records
A2001:470:6f:30f::1:1🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA
PTRns3.one.cz
A46.149.113.187🇨🇿 ALFSERVIS-AS46.149.112.0/20 Route object 1 AlfServis s.r.o.
PTRns3.one.cz

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1784011640

Same first word

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Similar names

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ert.in
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rte.com.ua
ert.nu
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etr.com.tr
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ter.mobi
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etr.com.pl
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etr.se
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rte.com.pl
etr.cc
ert.sn
ter.com.ua
rte.com.br
etr.me
ter.dyndns.org
etr.us
tre.com.tr
rte.su
etr.plus
ter.kz
etr.audio
ter.lol
tre.im
rte.it
ter.pl
rte.jp
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ter.kr
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tre.com.br
tre.ie
tre.be
ert.com.tr
tre.li
tre.no
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rte.ru
rte.info
ter.dev
tre.vc
ert.dyndns.org
ert.com.co
ter.fr
ter.sg
ter.li
ter.vn
tre.al
ert.company
ter.ca
etr.ch
ert.ru
tre.co.id
ter.dk
tre.se
tre.tn

DNS History

3 records (3 active, 0 former)

NSns1.one.czns2.one.czns3.one.cz
●NSns1.one.cz2026-06-13 → 2026-07-14 · 2 obs
● 2026-06-13 10:37:10
● 2026-07-14 07:16:26
●NSns2.one.cz2026-06-13 → 2026-07-14 · 2 obs
● 2026-06-13 10:37:10
● 2026-07-14 07:16:26
●NSns3.one.cz2026-06-13 → 2026-07-14 · 2 obs
● 2026-06-13 10:37:10
● 2026-07-14 07:16:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czc.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz8 records
ret.czns1.one.cz, ns2.one.cz, ns3.one.cz5 records

✅ Authoritative Response

Server:46.149.113.151

NS records: ns1.one.cz, ns2.one.cz, ns3.one.cz

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for ret.cz

⏱️ Timing

Total: 1065ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 13

In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)

Out-of-bailiwick: 5 (ns1.one.cz, ns1.one.cz, ns2.one.cz...)

Analysis

Name Servers

ret.cz carries NS records delegating to ns1.one.cz, ns2.one.cz and ns3.one.cz.

ret.cz partially shares its NS delegation with several other domains, including t8.cz, gogle.cz, fotopolasek.cz and two others.

Host names pointing to two IP addresses:

ns1.one.cz resolves to two addresses: 46.149.113.151 and 2001:470:6f:864::1.

ns3.one.cz resolves to two addresses: 46.149.113.187 and 2001:470:6f:30f::1:1.

Host names resolving to a single IP address:

The hostname ns2.one.cz resolves to 193.85.20.140.