`cezgroup.de`

DNSSEC	⚠️ Not signed
A	89.111.76.145^{🇨🇿 TPS-AS89.111.64.0/18 Telco Pro Services a.s.}
		PTR	`cezfrance.fr`
		PTR	`cez-esco.sk`
		PTR	`cezesco.sk`
		PTR	`xportalhurosk.cez.cz`
		PTR	`www.cez-group.de`
		PTR	`www.cez-gruppe.de`
		PTR	`www.cezgroup.de`
		PTR	`www.cezgruppe.de`
		PTR	`www.cezfrance.fr`
NS	`ns10.cez.cz` ⭐
		A	2a01:a040:2004:8100::1^{🇨🇿 TPS-AS2a01:a040::/32 Telco Pro Services a.s.}
			PTR	`ns10.cez.cz`
		A	89.111.73.200^{🇨🇿 TPS-AS89.111.64.0/18 Telco Pro Services a.s.}
			PTR	`ns10.cez.cz`
NS	`ns11.cez.cz` ⚠️ Not in parent delegation
		A	2a01:a040:2004:8100::2^{🇨🇿 TPS-AS2a01:a040::/32 Telco Pro Services a.s.}
		A	89.111.73.205^{🇨🇿 TPS-AS89.111.64.0/18 Telco Pro Services a.s.}
NS	`ns20.cez.cz`
		A	2a01:a040:2004:100::1^{🇨🇿 TPS-AS2a01:a040::/32 Telco Pro Services a.s.}
			PTR	`ns20.cez.cz`
		A	89.111.77.200^{🇨🇿 TPS-AS89.111.64.0/18 Telco Pro Services a.s.}
			PTR	`ns10.cez-apps.cz`
			PTR	`ns20.cez.cz`
NS	`ns21.cez.cz` ⚠️ Not in parent delegation
		A	2a01:a040:2004:100::2^{🇨🇿 TPS-AS2a01:a040::/32 Telco Pro Services a.s.}
		A	89.111.77.205^{🇨🇿 TPS-AS89.111.64.0/18 Telco Pro Services a.s.}
MX	`cezgroup-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.29^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbapr03cu00105.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms43106388`
SOA	`ns10.cez.cz`hostmaster@cez.cz 2025-11-11 #6

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1778868529

Subdomains

www.cezgroup.de

Same first word

cezgroup.info

cezgroup.de

Similar names

ezcgroup.eu

ezcgroup.com

ezcgroup.net

DNS History

10 records (6 active, 4 former)

●NSns10.cez.cz2016-12-28 → 2026-05-15 · 2 obs

● 2016-12-28 15:30:52
● 2026-05-15 18:16:20

●NSns11.cez.cz2026-03-29 → 2026-05-15 · 3 obs

○ 2016-12-28 15:30:52
● 2026-03-29 12:19:16
● 2026-05-15 18:16:20

●NSns20.cez.cz2016-12-28 → 2026-05-15 · 2 obs

● 2016-12-28 15:30:52
● 2026-05-15 18:16:20

●NSns21.cez.cz2026-03-29 → 2026-05-15 · 3 obs

○ 2016-12-28 15:30:52
● 2026-03-29 12:19:16
● 2026-05-15 18:16:20

●MXcezgroup-de.mail.protection.outlook.com2019-02-14 → 2026-05-15 · 3 obs

○ 2016-12-28 15:30:52
● 2019-02-14 17:58:24
● 2026-05-15 18:16:20

○MXsmtp11.cez.cz2016-12-28 → 2016-12-28 · 3 obs

● 2016-12-28 15:30:52
○ 2019-02-14 17:58:24
○ 2026-05-15 18:16:20

○MXsmtp12.cez.cz2016-12-28 → 2016-12-28 · 3 obs

● 2016-12-28 15:30:52
○ 2019-02-14 17:58:24
○ 2026-05-15 18:16:20

○MXsmtp21.cez.cz2016-12-28 → 2016-12-28 · 3 obs

● 2016-12-28 15:30:52
○ 2019-02-14 17:58:24
○ 2026-05-15 18:16:20

○MXsmtp22.cez.cz2016-12-28 → 2016-12-28 · 3 obs

● 2016-12-28 15:30:52
○ 2019-02-14 17:58:24
○ 2026-05-15 18:16:20

●A89.111.76.1452016-12-28 → 2026-05-15 · 2 obs

● 2016-12-28 15:30:52
● 2026-05-15 18:16:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
cezgroup.de	ns10.cez.cz, ns20.cez.cz	-

✅ Authoritative Response

Server:89.111.77.200

NS records: ns10.cez.cz, ns20.cez.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cezgroup.de (unsigned zone)

⏱️ Timing

Total: 1533ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.111.76.145`
NS	4	`ns10.cez.cz, ns20.cez.cz...`
MX	1	`cezgroup-de.mail.protection.outlook.com`
TXT	2	`MS=ms43106388, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns10.cez.cz hostmaster.cez.cz`

Analysis

Hierarchy

The parent of www.cezgroup.de is cezgroup.de.

IP Addresses

cezgroup.de points to a single IP address: 89.111.76.145.

Other host names such as cez.hu, cezgruppe.de, cez-group.de, cez-esco.sk and cez-gruppe.de share IPs with cezgroup.de.

Name Servers

cezgroup.de is delegated to four name servers: ns10.cez.cz, ns11.cez.cz, ns20.cez.cz and ns21.cez.cz.

cezgroup.de at least partially shares name servers with other domains, for example kart.cz, cezdeutschland.de, cezesco.eu, cezesco.cz and novytemelin.cz.