svalbard.cz - robtex.com

svalbard.cz

DNSSEC🔒 Signed (DS record present)
A2a00:4b40:aaaa:2005::7🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A37.9.175.165🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24
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
MXmailin1.svalbard.cz ⭐
A2a00:4b40:aaaa:2101:45:13:137:111🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A45.13.137.111🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u7-mx.websupport.sk
MXmailin2.svalbard.cz(100)
A2a00:4b40:aaaa:2101:45:13:137:112🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A45.13.137.9🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u7-mx.websupport.sk
SOAns1.websupport.czadmin@websupport.cz serial=1746051430

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=1783234041

Subdomains

mailin1.svalbard.cz
mailin2.svalbard.cz

Same first word

svalbard.cz
svalbard.biz
svalbard.taxi
svalbard.camp
svalbard.com.es
svalbard.me
svalbard.cruises
svalbard.eu
svalbard.cn
svalbard.vacations
svalbard.one
svalbard.flights
svalbard.info
svalbard.de
svalbard.net
svalbard.watch
svalbard.co
svalbard.com
svalbard.org
svalbard.no
svalbard.holiday
svalbard.es
svalbard.online
svalbard.it
svalbard.fr

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czbeta.ns.active24.czgama.ns.active24.skMXmailin1.svalbard.czmailin2.svalbard.czsmtp.spytech.czA2a00:4b40:aaaa:2005::737.9.175.165217.11.225.21231.15.10.98
○NSalfa.ns.active24.cz2015-08-16 → 2017-09-02 · 4 obs
● 2015-08-16 10:16:10
● 2017-09-02 08:02:24
○ 2026-06-13 01:00:14
○ 2026-07-05 07:47:50
○NSbeta.ns.active24.cz2015-08-16 → 2017-09-02 · 4 obs
● 2015-08-16 10:16:10
● 2017-09-02 08:02:24
○ 2026-06-13 01:00:14
○ 2026-07-05 07:47:50
○NSgama.ns.active24.sk2015-08-16 → 2017-09-02 · 4 obs
● 2015-08-16 10:16:10
● 2017-09-02 08:02:24
○ 2026-06-13 01:00:14
○ 2026-07-05 07:47:50
●NSns1.websupport.cz2026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50
●NSns2.websupport.cz2026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50
●NSns3.websupport.eu2026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50
●MXmailin1.svalbard.cz2026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50
●MXmailin2.svalbard.cz2026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50
○MXsmtp.spytech.cz2015-08-16 → 2017-09-02 · 4 obs
● 2015-08-16 10:16:10
● 2017-09-02 08:02:24
○ 2026-06-13 01:00:14
○ 2026-07-05 07:47:50
○A217.11.225.2122015-08-16 → 2016-11-29 · 4 obs
● 2015-08-16 10:16:10
● 2016-11-29 03:37:00
○ 2017-09-02 08:02:24
○ 2026-07-05 07:47:50
●A2a00:4b40:aaaa:2005::72026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50
○A31.15.10.982017-09-02 → 2017-09-02 · 4 obs
○ 2016-11-29 03:37:00
● 2017-09-02 08:02:24
○ 2026-06-13 01:00:14
○ 2026-07-05 07:47:50
●A37.9.175.1652026-06-13 → 2026-07-05 · 3 obs
○ 2017-09-02 08:02:24
● 2026-06-13 01:00:14
● 2026-07-05 07:47:50

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:45.10.97.11

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: 2172ms | Queries: -

📄 Records

TypeCountSample Data
A137.9.175.165
AAAA12a00:4b40:aaaa:2005::7
NS3ns1.websupport.cz, ns2.websupport.cz...
MX2mailin1.svalbard.cz (pri: 10), mailin2.svalbard.cz (pri: 100)
SOA1ns1.websupport.cz admin.websupport.cz

Analysis

Hierarchy

The parent domain of mailin1.svalbard.cz and mailin2.svalbard.cz is svalbard.cz.

IP Addresses

svalbard.cz directs to two IP numbers, 37.9.175.165 and 2a00:4b40:aaaa:2005::7

Among the host names that share IP numbers with svalbard.cz are monymatters.com, www.skoladesign.cz, www.solitall.com and two others.

Name Servers

The authoritative name servers for svalbard.cz are ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu — three in total.

svalbard.cz shares at least some of its name servers with other domains, including david-cerny-tour.com, mischel.cz, lalova.cz and two others.

ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu all resolve to exactly two IP numbers apiece: ns1.websupport.cz → 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.cz → 185.71.159.12 and 2a02:250:3::12; ns3.websupport.eu → 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

The MX records for svalbard.cz point to two mail servers: mailin1.svalbard.cz and mailin2.svalbard.cz.

The two host names mailin1.svalbard.cz and mailin2.svalbard.cz each have a pair of IP addresses: mailin1.svalbard.cz has 45.13.137.111 and 2a00:4b40:aaaa:2101:45:13:137:111, and mailin2.svalbard.cz has 45.13.137.9 and 2a00:4b40:aaaa:2101:45:13:137:112.