duejon.de - dns.ninja

duejon.de

DNSSEC⚠️ Not signed
A85.13.142.116🇩🇪 NMM-AS85.13.142.0/24 Neue Medien Muennich
PTRdd22814.kasserver.com
NSns5.kasserver.com
A85.13.128.3🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich
PTRns5.kasserver.com
NSa-dns-service.de
A135.181.2.96🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC
PTRa-dns-service.de
NSns3.kas-dns-server.de
A85.13.179.179🇩🇪 NMM-AS85.13.179.0/24 Neue Medien Muennich
PTR85-13-179-179-static.kasserver.com
NSns6.kasserver.com
A85.13.159.101🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich
PTRns6.kasserver.com
MXw00c6969.kasserver.com
A85.13.142.116🇩🇪 NMM-AS85.13.142.0/24 Neue Medien Muennich
PTRdd22814.kasserver.com
TXTv=spf1 a mx include:spf.kasserver.com ~all
SOAns5.kasserver.comhostmaster@kasserver.com serial=2602221109

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=1786247266

Subdomains

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSa-dns-service.dens3.kas-dns-server.dens5.kasserver.comns6.kasserver.comMXw00c6969.kasserver.commail.duejon.deA85.13.142.11685.13.144.31
NSa-dns-service.de2026-07-24 → 2026-08-09 · 3 obs
○ 2015-08-18 21:01:36
● 2026-07-24 21:52:06
● 2026-08-09 03:51:30
NSns3.kas-dns-server.de2026-07-24 → 2026-08-09 · 3 obs
○ 2015-08-18 21:01:36
● 2026-07-24 21:52:06
● 2026-08-09 03:51:30
NSns5.kasserver.com2015-08-18 → 2026-08-09 · 2 obs
● 2015-08-18 21:01:36
● 2026-08-09 03:51:30
NSns6.kasserver.com2015-08-18 → 2026-08-09 · 2 obs
● 2015-08-18 21:01:36
● 2026-08-09 03:51:30
MXmail.duejon.de2015-08-18 → 2016-12-02 · 4 obs
● 2015-08-18 21:01:36
● 2016-12-02 17:36:50
○ 2017-07-04 07:47:12
○ 2026-08-09 03:51:30
MXw00c6969.kasserver.com2017-07-04 → 2026-08-09 · 3 obs
○ 2016-12-02 17:36:50
● 2017-07-04 07:47:12
● 2026-08-09 03:51:30
A85.13.142.1162026-07-24 → 2026-08-09 · 3 obs
○ 2017-07-04 07:47:12
● 2026-07-24 21:52:06
● 2026-08-09 03:51:30
A85.13.144.312015-08-18 → 2017-07-04 · 4 obs
● 2015-08-18 21:01:36
● 2017-07-04 07:47:12
○ 2026-07-24 21:52:06
○ 2026-08-09 03:51:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
duejon.dens5.kasserver.com, a-dns-service.de, ns3.kas-dns-server.de, ns6.kasserver.com-

✅ Authoritative Response

Server:85.13.128.3

NS records: ns5.kasserver.com, a-dns-service.de, ns3.kas-dns-server.de, ns6.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duejon.de (unsigned zone)

⏱️ Timing

Total: 1942ms | Queries: -

📄 Records

TypeCountSample Data
A185.13.142.116
NS4ns3.kas-dns-server.de, ns5.kasserver.com...
MX1w00c6969.kasserver.com (pri: 10)
TXT1v=spf1 a mx include:spf.kasserver.com ~a
SOA1ns5.kasserver.com hostmaster.kasserver.c

Analysis

Hierarchy

The domain mail.duejon.de falls under the parent duejon.de.

IP Addresses

duejon.de has exactly one IP address — 85.13.142.116.

w01a0def.kasserver.com, detectableworkwear.com, mail.reeb.it plus two other host names have IP numbers in common with duejon.de.

Name Servers

Four name servers handle the delegation for duejon.de: a-dns-service.de, ns5.kasserver.com, ns6.kasserver.com and ns3.kas-dns-server.de.

At least some of duejon.de's name servers are shared with other domains, for example sollun.de, iwanttorun.de, greenpower4people.com and two more.

These name servers tend to be deployed in combination with the name servers ns3.ai-dns.de and ns5.name-server-kas.de.

Four host names, each with one IP address: a-dns-service.de has 135.181.2.96, ns5.kasserver.com has 85.13.128.3, ns6.kasserver.com has 85.13.159.101 and ns3.kas-dns-server.de has 85.13.179.179.

Mail Servers

duejon.de uses one mail server — w00c6969.kasserver.com.

w00c6969.kasserver.com resolves to a single IP number: 85.13.142.116.