samuelson.cz - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`samuelson.cz`

DNSSEC	🔒 Signed (DS record present)
A	2a00:4b40:aaaa:2005::7^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.163^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`mail.gigaserver.cz` ⭐
		A	185.66.36.222^{🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805}
TXT	`v=spf1 mx a include:_spf.m1.websupport.sk ~all`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1736154383

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1793868445

Same first word

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DNS History

15 records (6 active, 9 former)

○NSalfa.ns.active24.cz2015-05-06 → 2017-05-24 · 4 obs

● 2015-05-06 14:52:34
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

○NSbeta.ns.active24.cz2015-05-06 → 2017-05-24 · 4 obs

● 2015-05-06 14:52:34
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

○NSgama.ns.active24.sk2015-05-06 → 2017-05-24 · 4 obs

● 2015-05-06 14:52:34
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

●NSns1.websupport.cz2026-08-29 → 2026-11-05 · 3 obs

○ 2017-05-24 16:10:44
● 2026-08-29 00:01:50
● 2026-11-05 10:09:22

●NSns2.websupport.cz2026-08-29 → 2026-11-05 · 3 obs

○ 2017-05-24 16:10:44
● 2026-08-29 00:01:50
● 2026-11-05 10:09:22

●NSns3.websupport.eu2026-08-29 → 2026-11-05 · 3 obs

○ 2017-05-24 16:10:44
● 2026-08-29 00:01:50
● 2026-11-05 10:09:22

○MXin.smtp.cz2015-05-06 → 2016-09-24 · 4 obs

● 2015-05-06 14:52:34
● 2016-09-24 16:25:00
○ 2017-05-24 16:10:44
○ 2026-11-05 10:09:22

●MXmail.gigaserver.cz2026-08-29 → 2026-11-05 · 3 obs

○ 2017-05-24 16:10:44
● 2026-08-29 00:01:50
● 2026-11-05 10:09:22

○MXmx.smtp.cz2015-05-06 → 2016-09-24 · 4 obs

● 2015-05-06 14:52:34
● 2016-09-24 16:25:00
○ 2017-05-24 16:10:44
○ 2026-11-05 10:09:22

○MXmx1.active24.com2017-05-24 → 2017-05-24 · 4 obs

○ 2016-09-24 16:25:00
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

○MXmx2.active24.com2017-05-24 → 2017-05-24 · 4 obs

○ 2016-09-24 16:25:00
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

●A2a00:4b40:aaaa:2005::72026-08-29 → 2026-11-05 · 3 obs

○ 2017-05-24 16:10:44
● 2026-08-29 00:01:50
● 2026-11-05 10:09:22

○A2a02:4a8:ac24:108::96:1352015-05-06 → 2017-05-24 · 4 obs

● 2015-05-06 14:52:34
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

●A37.9.175.1632026-08-29 → 2026-11-05 · 3 obs

○ 2017-05-24 16:10:44
● 2026-08-29 00:01:50
● 2026-11-05 10:09:22

○A81.95.96.1352015-05-06 → 2017-05-24 · 4 obs

● 2015-05-06 14:52:34
● 2017-05-24 16:10:44
○ 2026-08-29 00:01:50
○ 2026-11-05 10:09:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	8 records
samuelson.cz	ns1.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: 1953ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.9.175.163`
AAAA	1	`2a00:4b40:aaaa:2005::7`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	1	`mail.gigaserver.cz (pri: 10)`
TXT	1	`v=spf1 mx a include:_spf.m1.websupport.s`
SOA	1	`ns1.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

samuelson.cz resolves to the IP addresses 37.9.175.163 and 2a00:4b40:aaaa:2005::7

Additional host names — vecernesvetlo.sk, eventbrno.cz, depbeheer.nl and two others — share IP numbers with samuelson.cz.

Name Servers

Three name servers are authoritative for samuelson.cz: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

samuelson.cz partially shares its NS delegation with several other domains, including mervis.info, marpholi.com, capslock.nu and two others.

ns1.websupport.cz resolves to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz resolves to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu resolves to 45.10.97.13 and 2a10:bbc0::13. All three hostnames point to two IP numbers each.

Mail Servers

samuelson.cz has one mail server: mail.gigaserver.cz.

samuelson.cz shares the same mail server setup as other domains, including jakubnedorost.cz, stavebnipracenaklic.cz, montazlesenipraha.cz and two others.

There is one IP number for mail.gigaserver.cz: 185.66.36.222.