`cheiront.cz`

DNSSEC	🔒 Signed (DS record present)
A	35.156.42.90^{🇩🇪 Amazon35.156.0.0/14 EC2 FRA prefix}
		PTR	`ec2-35-156-42-90.eu-central-1.compute.amazonaws.com`
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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c25::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:4013:c1e::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqzs-in-f26.1e100.net`
		A	192.178.213.27^{🇺🇸 Google192.178.213.0/24}
			PTR	`yugrqzs-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
TXT	`MS=ms10282581`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1767533213

`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=1776941235

Same first word

cheiront.cz

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DNS History

15 records (11 active, 4 former)

○NSalfa.ns.active24.cz2015-08-01 → 2020-02-24 · 4 obs

● 2015-08-01 23:11:18
● 2020-02-24 17:26:14
○ 2026-03-15 00:43:14
○ 2026-04-23 11:12:22

○NSbeta.ns.active24.cz2015-08-01 → 2020-02-24 · 4 obs

● 2015-08-01 23:11:18
● 2020-02-24 17:26:14
○ 2026-03-15 00:43:14
○ 2026-04-23 11:12:22

○NSgama.ns.active24.sk2015-08-01 → 2020-02-24 · 4 obs

● 2015-08-01 23:11:18
● 2020-02-24 17:26:14
○ 2026-03-15 00:43:14
○ 2026-04-23 11:12:22

●NSns1.websupport.cz2026-03-15 → 2026-04-23 · 3 obs

○ 2020-02-24 17:26:14
● 2026-03-15 00:43:14
● 2026-04-23 11:12:22

●NSns2.websupport.cz2026-03-15 → 2026-04-23 · 3 obs

○ 2020-02-24 17:26:14
● 2026-03-15 00:43:14
● 2026-04-23 11:12:22

●NSns3.websupport.eu2026-03-15 → 2026-04-23 · 3 obs

○ 2020-02-24 17:26:14
● 2026-03-15 00:43:14
● 2026-04-23 11:12:22

●MXalt1.aspmx.l.google.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●MXalt2.aspmx.l.google.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●MXaspmx.l.google.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●MXaspmx2.googlemail.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●MXaspmx3.googlemail.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●MXaspmx4.googlemail.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●MXaspmx5.googlemail.com2015-08-01 → 2026-04-23 · 2 obs

● 2015-08-01 23:11:18
● 2026-04-23 11:12:22

●A35.156.42.902020-02-24 → 2026-04-23 · 3 obs

○ 2017-03-19 06:47:36
● 2020-02-24 17:26:14
● 2026-04-23 11:12:22

○A46.105.122.1352015-08-01 → 2017-03-19 · 4 obs

● 2015-08-01 23:11:18
● 2017-03-19 06:47:36
○ 2020-02-24 17:26:14
○ 2026-04-23 11:12:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	c.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz	-
cheiront.cz	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.13

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: 1094ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.156.42.90`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	7	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
TXT	1	`MS=ms10282581`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

IP Addresses

cheiront.cz resolves to one IP number: 35.156.42.90.

Other host names, for instance ec2-35-156-42-90.eu-central-1.compute.amazonaws.com, share IP numbers with cheiront.cz.

Name Servers

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

cheiront.cz at least partially shares name servers with other domains, for instance ronas.com, phaseone.cz, radecco-eshop.cz, motoforum.eu and portske.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.

Mail Servers

cheiront.cz is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

cheiront.cz shares some mail servers with other domains, at least partially, for instance runad.net, mrd.com, giserv.com, groverpdx.net and hptcommercial.com.