cdur.com - dns.ninja

cdur.com

DNSSEC⚠️ Not signed
A37.221.194.223🇩🇪 netcup-AS37.221.192.0/22
PTRx4.cdur.com
NSns1.namemaster.de ⭐
A2a05:8e40:5:3::9🇩🇪 UUU-TELECOM-AS2a05:8e40::/29 3U Telecom
PTRns1.namemaster.de
A81.209.154.158🇩🇪 UUU-TELECOM-AS81.209.154.0/23
PTRns1.namemaster.de
NSns2.namemaster.de
A2001:41d0:403:1955::1🇫🇷 OVH2001:41d0::/32 IPv6
PTRns2.namemaster.de
A164.132.83.140🇫🇷 OVH164.132.0.0/16
PTRns2.namemaster.de
NSns3.namemaster.de
A2a05:8e40:5:3::10🇩🇪 UUU-TELECOM-AS2a05:8e40::/29 3U Telecom
PTRns3.namemaster.de
A80.239.218.75🇩🇪 TWELVE9980.239.192.0/19 Arelion, Twelve99, f/k/a Telia Carrier
PTRns3.namemaster.de
NSns4.namemaster.de
A2001:41d0:403:1955::2🇫🇷 OVH2001:41d0::/32 IPv6
PTRns4.namemaster.de
A178.33.39.17🇫🇷 OVH178.32.0.0/15 ISP Paris, France
PTRns4.namemaster.de
MXmail.cdur.com ⭐
A37.221.194.223🇩🇪 netcup-AS37.221.192.0/22
PTRx4.cdur.com
TXTv=spf1 a mx ip4:37.221.194.223 ip4:37.120.165.28 ip4:37.120.179.38 ip4:185.17...
SOAns1.namemaster.dens2@namemaster.de 2025-07-09 #0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786244049

Subdomains

mail.cdur.com
y4.cdur.com
y2.cdur.com
y5.cdur.com
y3.cdur.com
x4.cdur.com
null.cdur.com

Same first word

cdur.ru
cdur.at
cdur.ch
cdur.de
cdur.com
cdur.pl
cdur.dk

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DNS History

10 records (6 active, 4 former)

201020122014201620182020202220242026NSns1.namemaster.dens2.namemaster.dens3.namemaster.dens4.namemaster.dens1.domaindiscount24.netns2.domaindiscount24.netns3.domaindiscount24.netMXmail.cdur.comA37.221.194.223176.28.31.33
○NSns1.domaindiscount24.net2009-07-02 → 2009-07-02 · 3 obs
● 2009-07-02 21:09:14
○ 2015-08-12 05:41:40
○ 2026-08-09 03:00:12
●NSns1.namemaster.de2015-08-12 → 2026-08-09 · 3 obs
○ 2009-07-02 21:09:14
● 2015-08-12 05:41:40
● 2026-08-09 03:00:12
○NSns2.domaindiscount24.net2009-07-02 → 2009-07-02 · 3 obs
● 2009-07-02 21:09:14
○ 2015-08-12 05:41:40
○ 2026-08-09 03:00:12
●NSns2.namemaster.de2015-08-12 → 2026-08-09 · 3 obs
○ 2009-07-02 21:09:14
● 2015-08-12 05:41:40
● 2026-08-09 03:00:12
○NSns3.domaindiscount24.net2009-07-02 → 2009-07-02 · 3 obs
● 2009-07-02 21:09:14
○ 2015-08-12 05:41:40
○ 2026-08-09 03:00:12
●NSns3.namemaster.de2015-08-12 → 2026-08-09 · 3 obs
○ 2009-07-02 21:09:14
● 2015-08-12 05:41:40
● 2026-08-09 03:00:12
●NSns4.namemaster.de2015-08-12 → 2026-08-09 · 3 obs
○ 2009-07-02 21:09:14
● 2015-08-12 05:41:40
● 2026-08-09 03:00:12
●MXmail.cdur.com2015-08-12 → 2026-08-09 · 12 obs
○ 2009-07-02 21:09:14
● 2015-08-12 05:41:40
● 2017-04-15 15:48:50
○ 2026-06-30 14:01:32
● 2026-06-30 16:47:58
○ 2026-07-08 08:11:22
● 2026-07-11 16:24:12
○ 2026-07-12 17:33:14
● 2026-07-13 05:48:38
○ 2026-07-15 00:39:40
● 2026-07-17 02:34:54
● 2026-08-09 03:00:12
○A176.28.31.332015-08-12 → 2015-08-12 · 4 obs
○ 2009-07-02 21:09:14
● 2015-08-12 05:41:40
○ 2015-09-16 19:54:10
○ 2026-08-09 03:00:12
●A37.221.194.2232015-09-16 → 2026-08-09 · 12 obs
○ 2009-07-02 21:09:14
● 2015-09-16 19:54:10
● 2017-04-15 15:48:50
○ 2026-06-30 14:01:32
● 2026-06-30 16:47:58
○ 2026-07-08 08:11:22
● 2026-07-11 16:24:12
○ 2026-07-12 17:33:14
● 2026-07-13 05:48:38
○ 2026-07-15 00:39:40
● 2026-07-17 02:34:54
● 2026-08-09 03:00:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cdur.comns1.namemaster.de, ns2.namemaster.de, ns4.namemaster.de, ns3.namemaster.de-

✅ Authoritative Response

Server:80.239.218.75

NS records: ns1.namemaster.de, ns2.namemaster.de, ns4.namemaster.de, ns3.namemaster.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdur.com (unsigned zone)

⏱️ Timing

Total: 867ms | Queries: -

📄 Records

TypeCountSample Data
A137.221.194.223
NS4ns2.namemaster.de, ns1.namemaster.de...
MX1mail.cdur.com (pri: 10)
TXT1v=spf1 a mx ip4:37.221.194.223 ip4:37.12
SOA1ns1.namemaster.de ns2.namemaster.de

Analysis

Hierarchy

Among the subdomains of cdur.com are mail.cdur.com, y4.cdur.com, y2.cdur.com, y5.cdur.com, y3.cdur.com and a few other host names.

IP Addresses

cdur.com resolves to one IP address: 37.221.194.223.

null.cdur.com, ladystyle.at, europage.at and two other host names share IP numbers with cdur.com.

Name Servers

The authoritative name servers for cdur.com are ns1.namemaster.de, ns2.namemaster.de, ns3.namemaster.de and ns4.namemaster.de.

There is at least partial name server overlap between cdur.com and other domains — lean-production-shop.fr, flyingpizza-express.de, fuettern-und-helfen.at and two more among them.

These name servers are routinely deployed together with the name servers ns5.namemaster.de.

All four hostnames — ns1.namemaster.de, ns2.namemaster.de, ns3.namemaster.de and ns4.namemaster.de — resolve to two IP numbers apiece: ns1.namemaster.de to 81.209.154.158 and 2a05:8e40:5:3::9; ns2.namemaster.de to 164.132.83.140 and 2001:41d0:403:1955::1; ns3.namemaster.de to 80.239.218.75 and 2a05:8e40:5:3::10; ns4.namemaster.de to 178.33.39.17 and 2001:41d0:403:1955::2.

Mail Servers

Mail for cdur.com is handled by a single mail server, mail.cdur.com.

mail.cdur.com directs to just one IP number, 37.221.194.223.