crkt.cz - robtex.com

crkt.cz

DNSSEC🔒 Signed (DS record present)
A37.9.175.165🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24
PTRing.r3.websupport.sk
NSns1.websupport.cz ⭐
A2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns1.websupport.eu
A45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns1.websupport.eu
NSns2.websupport.cz
A2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48
PTRns2.websupport.eu
A185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24
PTRns2.websupport.eu
NSns3.websupport.eu
A2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns3.websupport.eu
A45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns3.websupport.eu
SOAns1.websupport.czadmin@websupport.cz serial=1774387676

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=1776169035

Same first word

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crkt.in
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crkt.me
crkt.com

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DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czbeta.ns.active24.czgama.ns.active24.skA37.9.175.16581.95.96.29
○NSalfa.ns.active24.cz2015-06-06 → 2018-09-21 · 4 obs
● 2015-06-06 22:06:16
● 2018-09-21 12:48:06
○ 2026-03-27 04:41:00
○ 2026-04-14 13:00:48
○NSbeta.ns.active24.cz2015-06-06 → 2018-09-21 · 4 obs
● 2015-06-06 22:06:16
● 2018-09-21 12:48:06
○ 2026-03-27 04:41:00
○ 2026-04-14 13:00:48
○NSgama.ns.active24.sk2015-06-06 → 2018-09-21 · 4 obs
● 2015-06-06 22:06:16
● 2018-09-21 12:48:06
○ 2026-03-27 04:41:00
○ 2026-04-14 13:00:48
●NSns1.websupport.cz2026-03-27 → 2026-04-14 · 3 obs
○ 2018-09-21 12:48:06
● 2026-03-27 04:41:00
● 2026-04-14 13:00:48
●NSns2.websupport.cz2026-03-27 → 2026-04-14 · 3 obs
○ 2018-09-21 12:48:06
● 2026-03-27 04:41:00
● 2026-04-14 13:00:48
●NSns3.websupport.eu2026-03-27 → 2026-04-14 · 3 obs
○ 2018-09-21 12:48:06
● 2026-03-27 04:41:00
● 2026-04-14 13:00:48
●A37.9.175.1652026-03-27 → 2026-04-14 · 3 obs
○ 2018-09-21 12:48:06
● 2026-03-27 04:41:00
● 2026-04-14 13:00:48
○A81.95.96.292015-06-06 → 2018-09-21 · 4 obs
● 2015-06-06 22:06:16
● 2018-09-21 12:48:06
○ 2026-03-27 04:41:00
○ 2026-04-14 13:00:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz8 records
crkt.czns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu-

✅ Authoritative Response

Server:185.71.159.12

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1025ms | Queries: -

📄 Records

TypeCountSample Data
A137.9.175.165
NS3ns1.websupport.cz, ns2.websupport.cz...
SOA1ns1.websupport.cz admin.websupport.cz

📌 Glue Records Collected

Total: 8

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

Analysis

IP Addresses

crkt.cz points to a single IP address: 37.9.175.165.

Other host names such as navijarna.cz, donbosco.cz, stavab.cz, www.mowis.cz and salasoft.net share IPs with crkt.cz.

Name Servers

crkt.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

crkt.cz at least partially shares name servers with other domains, for example stormtype.com, lahudkablog.com, unimec.cz, sonos.cz and startip.cz.

Host names with two IP numbers:

ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11

ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12

ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13