tek.cz - robtex.com

tek.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=1784314040

Same first word

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Similar names

etk.com.au
etk.at
ekt.co.uk
kte.ru
kte.org.uk
tke.ca
ket.cn
etk.ru
ket.red
ekt.com
etk.us
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etk.li
etk.pl
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ket.se
etk.co.uk
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tke.im
ekt.com.tr
kte.group
ket.li
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tke.us
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etk.dental
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ket.kr
kte.kz
ekt.it
ekt.fr
ket.dk
kte.nl
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kte.su
tke.cn.ua
etk.biz
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ket.ltd
ekt.fi
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kte.de
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kte.dk
etk.com.mx
tke.net
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kte.com.pk
ekt.dk
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kte.com.au
ket.be
tke.fi
ekt.com.mx
ket.am
etk.ro
kte.co.th
etk.com.ua
ket.su
ekt.lt
etk.jp
ekt.pl

DNS History

11 records (3 active, 8 former)

20162017201820192020202120222023202420252026NSns1.one.czns2.one.czns3.one.czns1.savana.czns2.savana.czns3.savana.czMXmx1.savana.czmx2.savana.czA109.123.209.209109.123.209.2122001:1528:146:0:1:2:5c00:1
●NSns1.one.cz2026-06-13 → 2026-07-17 · 3 obs
○ 2021-11-21 17:35:32
● 2026-06-13 04:43:26
● 2026-07-17 19:55:44
○NSns1.savana.cz2015-08-14 → 2017-01-04 · 4 obs
● 2015-08-14 01:07:26
● 2017-01-04 19:13:04
○ 2021-11-21 17:35:32
○ 2026-07-17 19:55:44
●NSns2.one.cz2026-06-13 → 2026-07-17 · 3 obs
○ 2021-11-21 17:35:32
● 2026-06-13 04:43:26
● 2026-07-17 19:55:44
○NSns2.savana.cz2015-08-14 → 2017-01-04 · 4 obs
● 2015-08-14 01:07:26
● 2017-01-04 19:13:04
○ 2021-11-21 17:35:32
○ 2026-07-17 19:55:44
●NSns3.one.cz2026-06-13 → 2026-07-17 · 3 obs
○ 2021-11-21 17:35:32
● 2026-06-13 04:43:26
● 2026-07-17 19:55:44
○NSns3.savana.cz2015-08-14 → 2017-01-04 · 4 obs
● 2015-08-14 01:07:26
● 2017-01-04 19:13:04
○ 2021-11-21 17:35:32
○ 2026-07-17 19:55:44
○MXmx1.savana.cz2015-08-14 → 2017-01-04 · 4 obs
● 2015-08-14 01:07:26
● 2017-01-04 19:13:04
○ 2026-06-13 04:43:26
○ 2026-07-17 19:55:44
○MXmx2.savana.cz2015-08-14 → 2017-01-04 · 4 obs
● 2015-08-14 01:07:26
● 2017-01-04 19:13:04
○ 2026-06-13 04:43:26
○ 2026-07-17 19:55:44
○A109.123.209.2092015-08-14 → 2016-01-01 · 4 obs
● 2015-08-14 01:07:26
● 2016-01-01 11:16:04
○ 2016-04-03 13:31:06
○ 2026-07-17 19:55:44
○A109.123.209.2122016-04-03 → 2017-01-04 · 5 obs
○ 2016-01-01 11:16:04
● 2016-04-03 13:31:06
● 2017-01-04 19:13:04
○ 2026-06-13 04:43:26
○ 2026-07-17 19:55:44
○A2001:1528:146:0:1:2:5c00:12015-08-14 → 2017-01-04 · 4 obs
● 2015-08-14 01:07:26
● 2017-01-04 19:13:04
○ 2026-06-13 04:43:26
○ 2026-07-17 19:55:44

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:46.149.113.187

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

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for tek.cz

⏱️ Timing

Total: 1118ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 5

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

Analysis

Name Servers

tek.cz is delegated to three name servers: ns1.one.cz, ns2.one.cz and ns3.one.cz.

The name servers of tek.cz overlap at least partially with those of other domains — among them cigs.cz, bti.cz, obj.cz and two more.

Hosts with two IP numbers each:

ns1.one.cz points to 46.149.113.151 and 2001:470:6f:864::1.

ns3.one.cz points to 46.149.113.187 and 2001:470:6f:30f::1:1.

Hosts that resolve to one IP address:

ns2.one.cz points to 193.85.20.140.