duerr.de - dns.ninja

duerr.de

DNSSEC⚠️ Not signed
A89.31.143.90🇩🇪 UDAG89.31.143.0/24
NSns.udag.de ⭐
A2001:8d8:fe:53:217:160:80:253🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns.udag.de
A217.160.80.253🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
NSns.udag.net
A2607:f1c0:fe:53:185:132:33:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns.udag.net
A185.132.33.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
NSns.udag.org
A2607:f1c0:fe:53:185:132:34:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns.udag.org
A185.132.34.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
MXmx01.hornetsecurity.com ⭐
A94.100.132.8🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394
MXmx02.hornetsecurity.com(20)
A94.100.136.8🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net
MXmx03.hornetsecurity.com(30)
A94.100.134.8🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676
MXmx04.hornetsecurity.com(40)
A94.100.136.7🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net
TXTv=spf1 redirect=duerr.de.spf.hornetdmarc.com
SOAns.udag.dehostmaster@united-domains.de 2025-01-18 #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=1783439585
WOT: SAFE (61/100)

Previously MX for

mail2.duerr.de

Subdomains

japan.duerr.de
mail.duerr.de
mail2.duerr.de
proxy.duerr.de

Same first word

duerr.ch
duerr.lt
duerr.nl
duerr.biz
duerr.info
duerr.lu
duerr.dk
duerr.ro
duerr.ru
duerr.email
duerr.name
duerr.jp
duerr.com
duerr.eu
duerr.it
duerr.org
duerr.online
duerr.pl
duerr.at
duerr.de
duerr.gr
duerr.hu
duerr.dental
duerr.in
duerr.sk
duerr.fr
duerr.cz
duerr.me
duerr.tech
duerr.co.nz
duerr.systems
duerr.ca
duerr.lv
duerr.cn

Similar names

durer.ru
durer.es
ruder.com
ruder.ch
durre.com
ruder.nl
redur.de
ruder.es
rredu.com.cn
drrue.com
redru.ru
redur.info
erdur.com
ruder.dk
druer.dk
erdur.net
durer.fr
ruder.no
redur.es
erdur.org
ruder.info
durer.net
derur.com
ruder.net
derru.com
durer.com.tr
rreud.com
ruder.email
durre.com.br
ruder.at
ruder.io
ruder.com.br
ruder.biz
durer.de
durer.org
ruder.ru
ruder.eu
ruder.de
redur.co
ruder.me
redur.com
erdur.com.tr
dreur.com
rurde.com
durer.eu
rrude.com
redur.ch
ruder.tk
rredu.com
druer.tv
ruder.org
ruder.name
redur.org
deurr.com
rredu.cn
ruder.group
druer.no
durer.it
durre.se
redur.biz
rudre.com
durer.hu
druer.com
ruder.pro
redur.net
durre.org

DNS History

18 records (8 active, 10 former)

20162017201820192020202120222023202420252026NSns.udag.dens.udag.netns.udag.orgns1096.ui-dns.bizns1096.ui-dns.comns1096.ui-dns.dens1096.ui-dns.orgns37.1und1.dens38.1und1.deMXmx01.hornetsecurity.commx02.hornetsecurity.commx03.hornetsecurity.commx04.hornetsecurity.commail1.duerr.demail2.duerr.deA89.31.143.90156.67.239.196217.160.5.207
●NSns.udag.de2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
●NSns.udag.net2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
●NSns.udag.org2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
○NSns1096.ui-dns.biz2020-11-21 → 2020-11-21 · 4 obs
○ 2016-11-11 05:07:04
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
○NSns1096.ui-dns.com2020-11-21 → 2020-11-21 · 4 obs
○ 2016-11-11 05:07:04
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
○NSns1096.ui-dns.de2020-11-21 → 2020-11-21 · 4 obs
○ 2016-11-11 05:07:04
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
○NSns1096.ui-dns.org2020-11-21 → 2020-11-21 · 4 obs
○ 2016-11-11 05:07:04
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
○NSns37.1und1.de2015-08-12 → 2016-11-11 · 4 obs
● 2015-08-12 10:49:36
● 2016-11-11 05:07:04
○ 2020-11-21 04:02:54
○ 2026-07-07 16:01:58
○NSns38.1und1.de2015-08-12 → 2016-11-11 · 4 obs
● 2015-08-12 10:49:36
● 2016-11-11 05:07:04
○ 2020-11-21 04:02:54
○ 2026-07-07 16:01:58
○MXmail1.duerr.de2015-08-12 → 2020-11-21 · 4 obs
● 2015-08-12 10:49:36
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
○MXmail2.duerr.de2015-08-12 → 2020-11-21 · 4 obs
● 2015-08-12 10:49:36
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
●MXmx01.hornetsecurity.com2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
●MXmx02.hornetsecurity.com2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
●MXmx03.hornetsecurity.com2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
●MXmx04.hornetsecurity.com2026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58
○A156.67.239.1962020-11-21 → 2020-11-21 · 4 obs
○ 2016-11-11 05:07:04
● 2020-11-21 04:02:54
○ 2026-02-15 15:06:06
○ 2026-07-07 16:01:58
○A217.160.5.2072015-08-12 → 2016-11-11 · 4 obs
● 2015-08-12 10:49:36
● 2016-11-11 05:07:04
○ 2020-11-21 04:02:54
○ 2026-07-07 16:01:58
●A89.31.143.902026-02-15 → 2026-07-07 · 3 obs
○ 2020-11-21 04:02:54
● 2026-02-15 15:06:06
● 2026-07-07 16:01:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, z.nic.de, a.nic.de-
duerr.dens.udag.de, ns.udag.net, ns.udag.org2 records

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.de, ns.udag.net, ns.udag.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duerr.de (unsigned zone)

⏱️ Timing

Total: 703ms | Queries: -

📄 Records

TypeCountSample Data
A189.31.143.90
NS3ns.udag.org, ns.udag.net...
MX4mx01.hornetsecurity.com (pri: 10), mx02.hornetsecurity.com (pri: 20)...
TXT1v=spf1 redirect=duerr.de.spf.hornetdmarc
SOA1ns.udag.de hostmaster.united-domains.de

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.udag.de, ns.udag.de)

Analysis

Hierarchy

duerr.de serves as the parent of japan.duerr.de, mail.duerr.de, mail2.duerr.de and proxy.duerr.de.

IP Addresses

duerr.de resolves to one IP address: 89.31.143.90.

airsort.eu, taptopass.com, anitahaas.de and two other host names share IP numbers with duerr.de.

Name Servers

duerr.de carries NS records delegating to ns.udag.de, ns.udag.net and ns.udag.org.

duerr.de has at least partial name server overlap with other domains, such as cubicoutdoorliving.com, terrafors.com, camera.cam and two others.

ns.udag.de, ns.udag.net and ns.udag.org are three hostnames that each resolve to a pair of IP addresses: ns.udag.de to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253, ns.udag.net to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253, and ns.udag.org to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.

Mail Servers

Four mail servers handle email for duerr.de: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

duerr.de has at least partial mail server overlap with other domains such as holzkopf.ch, xn--zurmhlengruppe-jsb.de, lefatex.de and two more.

Each of the four hosts mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com points to a single IP address — mx01.hornetsecurity.com points to 94.100.132.8, mx02.hornetsecurity.com points to 94.100.136.8, mx03.hornetsecurity.com points to 94.100.134.8 and mx04.hornetsecurity.com points to 94.100.136.7.