cortexserver.de - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

cortexserver.de

DNSSEC⚠️ Not signed
A142.132.191.239🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC
PTRmail.cortex-innovations.de
NShydrogen.ns.hetzner.com ⭐
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
MXmail.cortex-innovations.de ⭐
A142.132.191.239🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC
PTRmail.cortex-innovations.de
TXTv=spf1 +mx +ip4:142.132.191.239 -all
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-04-23 #0

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1787323722

Previously NS for

cortexserver.de

Same first word

cortexserver.de
cortexserver.com

Previous names

cortex-shop.de
cortex-software.de
cortex-ticket.de
cortex-tickets.de
cortex24.de
cortex359.de
cortexa8.de
cortexag.de
cortexairlines.de
cortexalabs.de
cortexchemicals.de
cortexdb.de
cortexdesign.de
cortexdigital.de
cortexgroup.de
cortexhub.de
cortexmedia.de
cortexon.de
cortexpower.de
cortexreader.de

Next names

cortexstudio.de
cortext.de
cortextickets.de
cortextv.de
cortexx-solutions.de
cortez-pro.de
cortez.de
corteza.de
cortguitars.de
corth.de
corthal.de
corthals.de
corthis.de
cortho82.de
corthope.de
corthum.de
corti-net.de
corti-shoes.de
corti-slim.de
corti.de

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comcortexserver.dens1.kigmbh.dens2.kigmbh.deMXmail.cortex-innovations.dehymailsrv.kigmbh.deA142.132.191.23988.198.143.10588.198.143.116
○NScortexserver.de2015-07-05 → 2018-10-20 · 4 obs
● 2015-07-05 13:09:32
● 2018-10-20 01:48:04
○ 2026-08-20 04:23:54
○ 2026-08-21 15:03:26
●NShelium.ns.hetzner.de2026-08-20 → 2026-08-21 · 3 obs
○ 2018-10-20 01:48:04
● 2026-08-20 04:23:54
● 2026-08-21 15:03:26
●NShydrogen.ns.hetzner.com2026-08-20 → 2026-08-21 · 3 obs
○ 2018-10-20 01:48:04
● 2026-08-20 04:23:54
● 2026-08-21 15:03:26
○NSns1.kigmbh.de2015-07-05 → 2018-10-20 · 4 obs
● 2015-07-05 13:09:32
● 2018-10-20 01:48:04
○ 2026-08-20 04:23:54
○ 2026-08-21 15:03:26
○NSns2.kigmbh.de2015-07-05 → 2018-10-20 · 4 obs
● 2015-07-05 13:09:32
● 2018-10-20 01:48:04
○ 2026-08-20 04:23:54
○ 2026-08-21 15:03:26
●NSoxygen.ns.hetzner.com2026-08-20 → 2026-08-21 · 3 obs
○ 2018-10-20 01:48:04
● 2026-08-20 04:23:54
● 2026-08-21 15:03:26
○MXhymailsrv.kigmbh.de2015-07-05 → 2018-10-20 · 4 obs
● 2015-07-05 13:09:32
● 2018-10-20 01:48:04
○ 2026-08-20 04:23:54
○ 2026-08-21 15:03:26
●MXmail.cortex-innovations.de2026-08-20 → 2026-08-21 · 3 obs
○ 2018-10-20 01:48:04
● 2026-08-20 04:23:54
● 2026-08-21 15:03:26
●A142.132.191.2392026-08-20 → 2026-08-21 · 3 obs
○ 2018-10-20 01:48:04
● 2026-08-20 04:23:54
● 2026-08-21 15:03:26
○A88.198.143.1052018-10-20 → 2018-10-20 · 4 obs
○ 2017-02-11 18:36:26
● 2018-10-20 01:48:04
○ 2026-08-20 04:23:54
○ 2026-08-21 15:03:26
○A88.198.143.1162015-07-05 → 2017-02-11 · 4 obs
● 2015-07-05 13:09:32
● 2017-02-11 18:36:26
○ 2018-10-20 01:48:04
○ 2026-08-21 15:03:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
cortexserver.dehelium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com-

✅ Authoritative Response

Server:88.198.229.192

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cortexserver.de (unsigned zone)

⏱️ Timing

Total: 1120ms | Queries: -

📄 Records

TypeCountSample Data
A1142.132.191.239
NS3hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...
MX1mail.cortex-innovations.de (pri: 10)
TXT1v=spf1 +mx +ip4:142.132.191.239 -all
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

Analysis

IP Addresses

cortexserver.de resolves to just one IP address, 142.132.191.239.

Two other host names, along with hymailsrv.kigmbh.de, cortex-innovations.de and www.harmony.de, also share IP numbers with cortexserver.de.

Name Servers

cortexserver.de has three name servers — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

There is at least partial name server overlap between cortexserver.de and other domains — scribe.systems, cut.onl, econtrol.net and two more among them.

These name servers regularly appear alongside ns1.your-server.de, ns1.first-ns.de, robotns2.second-ns.de and 3 other name servers in NS record sets.

Each of hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de points to two IP numbers. hydrogen.ns.hetzner.com points to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com points to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de points to 193.47.99.5 and 2001:67c:192c::add:5.

Mail Servers

The sole mail server for cortexserver.de is mail.cortex-innovations.de.

Among the domains sharing a mail server setup with cortexserver.de are pcgmbh.de, cortex-innovations.de, harmony.de and two others.

mail.cortex-innovations.de points to one IP number — 142.132.191.239.