duerr.lu - dns.ninja

duerr.lu

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
PTRns.udag.de
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)
PTRns.udag.net
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)
PTRns.udag.org
MXmx00.udag.de ⭐
A62.146.106.39🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH
PTRmx00.udag.de
MXmx01.udag.de(20)
A62.146.106.40🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH
PTRmx01.udag.de
TXTv=spf1 include:_smtp.udag.de ~all
SOAns.udag.dehostmaster@united-domains.de 2023-11-27 #3

lu

DNSSEC🔒 Signed (DS record present)
NS1.ns.lu ⭐
NSg.dns.lu
NSi.dns.lu
NSj.dns.lu
NSk.dns.lu
NSp.dns.lu
NSr.ns.lu
TXTExported: 2026-07-05 20:01:01
SOA1.ns.lunoc@restena.lu serial=1783274472

Same first word

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redur.net

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns.udag.dens.udag.netns.udag.orgns.udagdns.dens.udagdns.netMXmx00.udag.demx01.udag.deA89.31.143.9089.31.143.189.31.143.1689.31.143.8
●NSns.udag.de2015-11-04 → 2026-07-05 · 3 obs
○ 2015-06-08 22:52:54
● 2015-11-04 11:03:02
● 2026-07-05 18:47:24
●NSns.udag.net2015-11-04 → 2026-07-05 · 3 obs
○ 2015-06-08 22:52:54
● 2015-11-04 11:03:02
● 2026-07-05 18:47:24
●NSns.udag.org2015-11-04 → 2026-07-05 · 3 obs
○ 2015-06-08 22:52:54
● 2015-11-04 11:03:02
● 2026-07-05 18:47:24
○NSns.udagdns.de2015-06-08 → 2015-06-08 · 3 obs
● 2015-06-08 22:52:54
○ 2015-11-04 11:03:02
○ 2026-07-05 18:47:24
○NSns.udagdns.net2015-06-08 → 2015-06-08 · 3 obs
● 2015-06-08 22:52:54
○ 2015-11-04 11:03:02
○ 2026-07-05 18:47:24
●MXmx00.udag.de2015-06-08 → 2026-07-05 · 2 obs
● 2015-06-08 22:52:54
● 2026-07-05 18:47:24
●MXmx01.udag.de2015-06-08 → 2026-07-05 · 2 obs
● 2015-06-08 22:52:54
● 2026-07-05 18:47:24
○A89.31.143.12015-11-04 → 2017-01-12 · 7 obs
○ 2015-06-08 22:52:54
● 2015-11-04 11:03:02
○ 2016-01-27 07:21:34
○ 2016-04-26 05:37:10
● 2017-01-12 21:36:58
○ 2026-03-20 01:04:12
○ 2026-07-05 18:47:24
○A89.31.143.162016-01-27 → 2016-04-26 · 5 obs
○ 2015-11-04 11:03:02
● 2016-01-27 07:21:34
● 2016-04-26 05:37:10
○ 2017-01-12 21:36:58
○ 2026-07-05 18:47:24
○A89.31.143.82015-06-08 → 2015-06-08 · 3 obs
● 2015-06-08 22:52:54
○ 2015-11-04 11:03:02
○ 2026-07-05 18:47:24
●A89.31.143.902026-03-20 → 2026-07-05 · 3 obs
○ 2017-01-12 21:36:58
● 2026-03-20 01:04:12
● 2026-07-05 18:47:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
lur.ns.lu, 1.ns.lu, p.dns.lu, g.dns.lu...14 records
duerr.luns.udag.net, ns.udag.org, ns.udag.de-

✅ Authoritative Response

Server:217.160.80.253

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duerr.lu (unsigned zone)

⏱️ Timing

Total: 2572ms | Queries: -

📄 Records

TypeCountSample Data
A189.31.143.90
NS3ns.udag.net, ns.udag.org...
MX2mx00.udag.de (pri: 10), mx01.udag.de (pri: 20)
TXT1v=spf1 include:_smtp.udag.de ~all
SOA1ns.udag.de hostmaster.united-domains.de

📌 Glue Records Collected

Total: 14

In-bailiwick: 14 (1.ns.lu, g.dns.lu, i.dns.lu...)

Analysis

IP Addresses

duerr.lu resolves to one IP address: 89.31.143.90.

cleafin.de, aluzone.com, berndt.eu and two other host names share IP numbers with duerr.lu.

Name Servers

duerr.lu is served by three name servers: ns.udag.de, ns.udag.net and ns.udag.org.

duerr.lu has at least partial name server overlap with other domains, such as paradoxtimer.de, meditrainment.com, rietze.info and two others.

The hostnames ns.udag.de, ns.udag.net and ns.udag.org each direct to two 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

Mail for duerr.lu is handled by two mail servers — mx00.udag.de and mx01.udag.de.

duerr.lu uses an identical mail server configuration to several other domains — among them filantro.at, fundandfollow.com, yachtcharter-portoroz.de and two more.

The mail servers of duerr.lu are at least partially shared with other domains, including ishopt.nl.

mx00.udag.de directs to 62.146.106.39 and mx01.udag.de directs to 62.146.106.40; each host name points to exactly one IP number.