duejon.de - robtex.com

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=1786077293

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 → 2026-08-07 · 3 obs
○ 2015-08-18 21:01:36
● 2026-07-24 21:52:06
● 2026-08-07 04:38:50
NSns3.kas-dns-server.de2026-07-24 → 2026-08-07 · 3 obs
○ 2015-08-18 21:01:36
● 2026-07-24 21:52:06
● 2026-08-07 04:38:50
NSns5.kasserver.com2015-08-18 → 2026-08-07 · 2 obs
● 2015-08-18 21:01:36
● 2026-08-07 04:38:50
NSns6.kasserver.com2015-08-18 → 2026-08-07 · 2 obs
● 2015-08-18 21:01:36
● 2026-08-07 04:38:50
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
○ 2026-08-07 04:38:50
MXw00c6969.kasserver.com2017-07-04 → 2026-08-07 · 3 obs
○ 2016-12-02 17:36:50
● 2017-07-04 07:47:12
● 2026-08-07 04:38:50
A85.13.142.1162026-07-24 → 2026-08-07 · 3 obs
○ 2017-07-04 07:47:12
● 2026-07-24 21:52:06
● 2026-08-07 04:38:50
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
○ 2026-08-07 04:38:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, z.nic.de, a.nic.de-
duejon.dens3.kas-dns-server.de, ns5.kasserver.com, ns6.kasserver.com, a-dns-service.de-

✅ Authoritative Response

Server:135.181.2.96

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duejon.de (unsigned zone)

⏱️ Timing

Total: 3433ms | 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

mail.duejon.de is a subdomain of duejon.de.

IP Addresses

duejon.de points to a single IP number: 85.13.142.116.

Additional host names — w01a0def.kasserver.com, detectableworkwear.com, mail.reeb.it and two others — share IP numbers with duejon.de.

Name Servers

duejon.de has four authoritative name servers: a-dns-service.de, ns5.kasserver.com, ns6.kasserver.com and ns3.kas-dns-server.de.

The name servers of duejon.de overlap at least partially with those of other domains — among them sollun.de, iwanttorun.de, greenpower4people.com and two more.

These name servers commonly appear alongside the name servers ns3.ai-dns.de and ns5.name-server-kas.de.

a-dns-service.de, ns5.kasserver.com, ns6.kasserver.com and ns3.kas-dns-server.de each resolve to one IP address: a-dns-service.de resolves to 135.181.2.96, ns5.kasserver.com resolves to 85.13.128.3, ns6.kasserver.com resolves to 85.13.159.101 and ns3.kas-dns-server.de resolves to 85.13.179.179.

Mail Servers

duejon.de has one mail server: w00c6969.kasserver.com.

w00c6969.kasserver.com has exactly one IP number: 85.13.142.116.