kernel-concepts.de - dns.ninja

kernel-concepts.de

DNSSEC⚠️ Not signed
A5.9.102.236🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5
PTRstatic.5-9-102-236.clients.your-server.de
NSdns.kernelconcepts.de ⭐
A188.40.83.200🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1
PTRmail.kernelconcepts.de
NSrobotns2.second-ns.de
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
MXmail.kernel-concepts.de ⭐
A188.40.83.200🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1
PTRmail.kernelconcepts.de
TXTv=spf1 mx ~all
TXTkernel concepts, Germany
SOAdns.kernelconcepts.deroot@dns.kernelconcepts.de 2017-12-07 #1

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=1786293153

Subdomains

mucross.kernel-concepts.de
www.kernel-concepts.de
mail.kernel-concepts.de

Same first word

kernel-concepts.de

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSdns.kernelconcepts.derobotns2.second-ns.derobotns3.second-ns.comdns.fionet.comdns.kernel-concepts.dens2.fionet.comMXmail.kernel-concepts.demail.kernelconcepts.deA5.9.102.236212.60.202.194
○NSdns.fionet.com2015-08-20 → 2016-04-23 · 4 obs
● 2015-08-20 07:31:54
● 2016-04-23 10:59:38
○ 2018-08-27 04:55:52
○ 2026-08-09 17:01:16
○NSdns.kernel-concepts.de2015-08-20 → 2016-04-23 · 4 obs
● 2015-08-20 07:31:54
● 2016-04-23 10:59:38
○ 2018-08-27 04:55:52
○ 2026-08-09 17:01:16
●NSdns.kernelconcepts.de2018-08-27 → 2026-08-09 · 3 obs
○ 2016-04-23 10:59:38
● 2018-08-27 04:55:52
● 2026-08-09 17:01:16
○NSns2.fionet.com2015-08-20 → 2016-04-23 · 4 obs
● 2015-08-20 07:31:54
● 2016-04-23 10:59:38
○ 2018-08-27 04:55:52
○ 2026-08-09 17:01:16
●NSrobotns2.second-ns.de2018-08-27 → 2026-08-09 · 3 obs
○ 2016-04-23 10:59:38
● 2018-08-27 04:55:52
● 2026-08-09 17:01:16
●NSrobotns3.second-ns.com2018-08-27 → 2026-08-09 · 3 obs
○ 2016-04-23 10:59:38
● 2018-08-27 04:55:52
● 2026-08-09 17:01:16
●MXmail.kernel-concepts.de2018-08-27 → 2026-08-09 · 3 obs
○ 2016-04-23 10:59:38
● 2018-08-27 04:55:52
● 2026-08-09 17:01:16
○MXmail.kernelconcepts.de2015-08-20 → 2016-04-23 · 4 obs
● 2015-08-20 07:31:54
● 2016-04-23 10:59:38
○ 2018-08-27 04:55:52
○ 2026-08-09 17:01:16
○A212.60.202.1942015-08-20 → 2016-04-23 · 4 obs
● 2015-08-20 07:31:54
● 2016-04-23 10:59:38
○ 2018-08-27 04:55:52
○ 2026-08-09 17:01:16
●A5.9.102.2362018-08-27 → 2026-08-09 · 3 obs
○ 2016-04-23 10:59:38
● 2018-08-27 04:55:52
● 2026-08-09 17:01:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
kernel-concepts.dedns.kernelconcepts.de, robotns2.second-ns.de, robotns3.second-ns.com1 record

✅ Authoritative Response

Server:193.47.99.3

NS records: dns.kernelconcepts.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kernel-concepts.de (unsigned zone)

⏱️ Timing

Total: 2124ms | Queries: -

📄 Records

TypeCountSample Data
A15.9.102.236
NS3robotns2.second-ns.de, robotns3.second-ns.com...
MX1mail.kernel-concepts.de (pri: 10)
TXT2v=spf1 mx ~all, kernel concepts, Germany
SOA1dns.kernelconcepts.de root.dns.kernelcon

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (dns.kernelconcepts.de)

Analysis

Hierarchy

mucross.kernel-concepts.de, www.kernel-concepts.de and mail.kernel-concepts.de each fall under the parent domain kernel-concepts.de.

IP Addresses

kernel-concepts.de resolves to one IP address: 5.9.102.236.

bbrz-gbr.de, mail.bbrz-gbr.de, mucross.com and two other host names share IP numbers with kernel-concepts.de.

Name Servers

kernel-concepts.de has three name servers — robotns3.second-ns.com, dns.kernelconcepts.de and robotns2.second-ns.de.

kernel-concepts.de partially shares its NS delegation with several other domains, including voi.at, klemmt-partner.de, marco-reus.de and two others.

These name servers often co-occur with the name servers ns1.first-ns.de.

Hostnames that resolve to two IP addresses:

robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3.

robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.

Hosts with just one IP address:

dns.kernelconcepts.de resolves to 188.40.83.200.

Mail Servers

Mail for kernel-concepts.de is handled by a single mail server, mail.kernel-concepts.de.

mail.kernel-concepts.de points to one IP number — 188.40.83.200.