tesas.cz - robtex.com

tesas.cz

DNSSEC⚠️ Not signed
NSns.kraxnet.com ⚠️ Not in zone NS records
A212.24.155.205🇨🇿 QUANTCOM-AS212.24.128.0/19 Dial Telecom, a.s.
NSns.kraxnet.cz ⚠️ Not in zone NS records
A2001:67c:48::53🇨🇿 KRAXNET-AS2001:67c:48::/48 XNET
A178.217.247.2🇨🇿 KRAXNET-AS178.217.240.0/21 KRAXNET s.r.o.
PTRns.kraxnet.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=1784335641
WOT: SAFE (68/100)

Same first word

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Similar names

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tases.de

DNS History

7 records (2 active, 5 former)

20162017201820192020202120222023202420252026NSns.kraxnet.comns.kraxnet.czns.sbone.czns2.sbone.czMXmail.noveranet.czrelay.contactel.czrelay.iol.cz
●NSns.kraxnet.com2026-06-13 → 2026-07-18 · 3 obs
○ 2016-10-20 21:07:48
● 2026-06-13 09:58:40
● 2026-07-18 01:13:34
●NSns.kraxnet.cz2026-06-13 → 2026-07-18 · 3 obs
○ 2016-10-20 21:07:48
● 2026-06-13 09:58:40
● 2026-07-18 01:13:34
○NSns.sbone.cz2015-08-04 → 2016-10-20 · 4 obs
● 2015-08-04 03:43:38
● 2016-10-20 21:07:48
○ 2026-06-13 09:58:40
○ 2026-07-18 01:13:34
○NSns2.sbone.cz2015-08-04 → 2016-10-20 · 4 obs
● 2015-08-04 03:43:38
● 2016-10-20 21:07:48
○ 2026-06-13 09:58:40
○ 2026-07-18 01:13:34
○MXmail.noveranet.cz2015-08-04 → 2016-10-20 · 4 obs
● 2015-08-04 03:43:38
● 2016-10-20 21:07:48
○ 2026-06-13 09:58:40
○ 2026-07-18 01:13:34
○MXrelay.contactel.cz2015-08-04 → 2016-10-20 · 4 obs
● 2015-08-04 03:43:38
● 2016-10-20 21:07:48
○ 2026-06-13 09:58:40
○ 2026-07-18 01:13:34
○MXrelay.iol.cz2015-08-04 → 2016-10-20 · 4 obs
● 2015-08-04 03:43:38
● 2016-10-20 21:07:48
○ 2026-06-13 09:58:40
○ 2026-07-18 01:13:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
tesas.czns.kraxnet.cz, ns.kraxnet.com2 records

✅ Authoritative Response

Server:212.24.155.205

NS records: ns.kraxnet.cz, ns.kraxnet.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for tesas.cz

⏱️ Timing

Total: 1261ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.kraxnet.cz, ns.kraxnet.cz)

Analysis

Name Servers

tesas.cz is served by two delegated name servers, ns.kraxnet.com and ns.kraxnet.cz.

tesas.cz shares its name server setup with other domains, including autotime.cz, krtecek.com, tempra.cz and two others.

The name servers for tesas.cz overlap at least in part with those of other domains, including zubni.net and onlinefaktury.net.

These name servers commonly appear alongside the name servers ns.fortion.cz and ns.fortion.net.

Host names with two IP numbers:

ns.kraxnet.cz maps to two IP addresses — 178.217.247.2 and 2001:67c:48::53.

Host names pointing to a single IP address:

ns.kraxnet.com points to the IP address 212.24.155.205.