`cortex-innovations.de`

DNSSEC	⚠️ Not signed
A	142.132.191.239^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
		PTR	`static.239.191.132.142.clients.your-server.de`
NS	`hydrogen.ns.hetzner.com` ⭐
		A	2a01:4f8:0:1::add:1098^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`hydrogen.ns.hetzner.com`
		A	213.133.100.98^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`hydrogen.ns.hetzner.com`
NS	`helium.ns.hetzner.de`
		A	2001:67c:192c::add:5^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`helium.ns.hetzner.de`
		A	193.47.99.5^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`helium.ns.hetzner.de`
NS	`oxygen.ns.hetzner.com`
		A	2a01:4f8:0:1::add:2992^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`oxygen.ns.hetzner.com`
		A	88.198.229.192^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`oxygen.ns.hetzner.com`
MX	`mail.cortex-innovations.de` ⭐
		A	142.132.191.239^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
			PTR	`static.239.191.132.142.clients.your-server.de`
TXT	`v=spf1 +mx include:spf.mailjet.com +ip4:142.132.191.239 -all`
SOA	`hydrogen.ns.hetzner.com`dns@hetzner.com 2026-03-26 #2

`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=1774591274

Subdomains

mail.cortex-innovations.de

Same first word

cortex-innovations.de

DNS History

5 records (5 active, 0 former)

●NShelium.ns.hetzner.de2026-03-19 → 2026-03-27 · 2 obs

● 2026-03-19 11:29:44
● 2026-03-27 06:13:14

●NShydrogen.ns.hetzner.com2026-03-19 → 2026-03-27 · 2 obs

● 2026-03-19 11:29:44
● 2026-03-27 06:13:14

●NSoxygen.ns.hetzner.com2026-03-19 → 2026-03-27 · 2 obs

● 2026-03-19 11:29:44
● 2026-03-27 06:13:14

●MXmail.cortex-innovations.de2026-03-19 → 2026-03-27 · 2 obs

● 2026-03-19 11:29:44
● 2026-03-27 06:13:14

●A142.132.191.2392026-03-19 → 2026-03-27 · 2 obs

● 2026-03-19 11:29:44
● 2026-03-27 06:13:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
cortex-innovations.de	hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com	-

✅ Authoritative Response

Server:193.47.99.5

NS records: hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortex-innovations.de (unsigned zone)

⏱️ Timing

Total: 1302ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.132.191.239`
NS	3	`helium.ns.hetzner.de, hydrogen.ns.hetzner.com...`
MX	1	`mail.cortex-innovations.de (pri: 10)`
TXT	1	`v=spf1 +mx include:spf.mailjet.com +ip4:`
SOA	1	`hydrogen.ns.hetzner.com dns.hetzner.com`

Analysis

Hierarchy

The parent of mail.cortex-innovations.de is cortex-innovations.de.

IP Addresses

cortex-innovations.de points to IP number: 142.132.191.239.

Other host names, for instance static.239.191.132.142.clients.your-server.de and mail.cortex-innovations.de, share IP numbers with cortex-innovations.de.

Name Servers

cortex-innovations.de is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

cortex-innovations.de at least partially shares name servers with other domains, for instance dynapeer.com, vitaliyandklara.com, vapertrain.com, stoelker.eu and lesebrille-direkt.info.

these name servers are commonly used with ns1.first-ns.de, robotns2.second-ns.de, ns.second-ns.de and robotns3.second-ns.com.

Host hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98; Host oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192; Host helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.

Mail Servers

cortex-innovations.de is handled by a single mail server, mail.cortex-innovations.de.

cortex-innovations.de shares the same mail server setup as other domains such as hyag.de, pcgmbh.de, harmony.de and hymail.de.

mail.cortex-innovations.de points to a single IP: 142.132.191.239.

cortex-innovations.de - robtex.com