cdtm.com - dns.ninja

cdtm.com

DNSSEC🔒 Signed (DS record present)
A138.246.224.218🇩🇪 MWN-AS138.246.0.0/16 LMU-WIFO-INK
PTRcdtm.com
PTRcdtm.de
PTRcdtm.es
NSdns1.lrz.de
A2001:4ca0:0:100:0:53:1:1🇩🇪 MWN-AS2001:4ca0::/29 Leibniz-Rechenzentrum Muenchen
PTRdns1.lrz.de
A129.187.19.183🇩🇪 MWN-AS129.187.0.0/16 LRZ-MUNICH-NET
PTRdns1.lrz.de
NSdns2.lrz.bayern
A2001:4ca0:0:100:0:53:1:2🇩🇪 MWN-AS2001:4ca0::/29 Leibniz-Rechenzentrum Muenchen
PTRdns2.lrz.bayern
PTRdns2.lrz.de
A141.40.9.211🇩🇪 MWN-AS141.40.0.0/16 DFN-AGG-44
PTRdns2.lrz.bayern
PTRdns2.lrz.de
NSdns3.lrz.eu
A2001:718:1:1f:50:56ff:feee:180🇨🇿 CESNET2001:718::/32 6-TCZ
A78.128.211.180🇨🇿 CESNET78.128.128.0/17 -TCZ
PTRdns3.lrz.eu
MXaspmx.l.google.com
A2607:f8b0:4004:c09::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbh-in-f26.1e100.net
A142.251.16.26🇺🇸 Google142.251.16.0/24
PTRbl-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
TXTv=spf1 include:_spf.google.com ~all
SOAdns1.lrz.dehostmaster@lrz.de 2026-07-29 #26

com

PTR for

Same first word

Similar names

DNS History

13 records (9 active, 4 former)

200920112013201520172019202120232025NSdns1.lrz.dedns2.lrz.bayerndns3.lrz.euns.domainredirect.comns2.domainredirect.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA138.246.224.21867.19.193.20072.9.105.30
NSdns1.lrz.de2026-02-20 → 2026-08-04 · 3 obs
○ 2015-08-05 05:28:36
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
NSdns2.lrz.bayern2026-02-20 → 2026-08-04 · 3 obs
○ 2015-08-05 05:28:36
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
NSdns3.lrz.eu2026-02-20 → 2026-08-04 · 3 obs
○ 2015-08-05 05:28:36
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
NSns.domainredirect.com2008-09-07 → 2008-09-07 · 3 obs
● 2008-09-07 02:28:16
○ 2015-08-05 05:28:36
○ 2026-08-04 04:00:58
NSns2.domainredirect.com2008-09-07 → 2008-09-07 · 3 obs
● 2008-09-07 02:28:16
○ 2015-08-05 05:28:36
○ 2026-08-04 04:00:58
MXalt1.aspmx.l.google.com2026-02-20 → 2026-08-04 · 2 obs
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
MXalt2.aspmx.l.google.com2026-02-20 → 2026-08-04 · 2 obs
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
MXalt3.aspmx.l.google.com2026-02-20 → 2026-08-04 · 2 obs
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
MXalt4.aspmx.l.google.com2026-02-20 → 2026-08-04 · 2 obs
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
MXaspmx.l.google.com2026-02-20 → 2026-08-04 · 2 obs
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
A138.246.224.2182026-02-20 → 2026-08-04 · 3 obs
○ 2020-03-14 03:41:00
● 2026-02-20 07:09:46
● 2026-08-04 04:00:58
A67.19.193.2002008-09-07 → 2008-09-07 · 3 obs
● 2008-09-07 02:28:16
○ 2015-08-05 05:28:36
○ 2026-08-04 04:00:58
A72.9.105.302015-08-05 → 2020-03-14 · 5 obs
○ 2008-09-07 02:28:16
● 2015-08-05 05:28:36
● 2020-03-14 03:41:00
○ 2026-02-20 07:09:46
○ 2026-08-04 04:00:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...-
cdtm.comdns1.lrz.de, dns2.lrz.bayern, dns3.lrz.eu-

✅ Authoritative Response

Server:78.128.211.180

NS records: dns1.lrz.de, dns2.lrz.bayern, dns3.lrz.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1081ms | Queries: -

📄 Records

TypeCountSample Data
A1138.246.224.218
NS3dns1.lrz.de, dns3.lrz.eu...
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.google.com ~all
SOA1dns1.lrz.de hostmaster.lrz.de

Analysis

IP Addresses

cdtm.com has exactly one IP address — 138.246.224.218.

tupecdt-website.srv.mwn.de, cdtm.de and cdtm.es are examples of other host names that share IP numbers with cdtm.com.

Name Servers

DNS for cdtm.com is handled by three authoritative name servers: dns2.lrz.bayern, dns1.lrz.de and dns3.lrz.eu.

cdtm.com shares at least some of its name servers with other domains, including 137.84.141.in-addr.arpa, 0.0.c.c.0.0.b.b.0.0.1.8.0.0.0.0.0.0.1.0.1.4.0.a.c.4.1.0.0.2.ip6.arpa, bibliothekstag.de and two others.

These name servers are frequently seen alongside dns2.lrz.de, dns3.lrz.de, susi.med.tu-muenchen.de and 6 other name servers.

Three hostnames — dns2.lrz.bayern, dns1.lrz.de and dns3.lrz.eu — each have two IP addresses: dns2.lrz.bayern has 141.40.9.211 and 2001:4ca0:0:100:0:53:1:2, dns1.lrz.de has 129.187.19.183 and 2001:4ca0:0:100:0:53:1:1, and dns3.lrz.eu has 78.128.211.180 and 2001:718:1:1f:50:56ff:feee:180.

Mail Servers

cdtm.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by cdtm.com are shared with other domains: raitofu.com, msmemart.com, ns500742.ns500754.ns500671.ns500671.ns500742.ns500742.ns500705.ns500688.ns500705.ns500688.ns500705.ns500649.ns500678.ns500291.ns500131.lustychickser.com and two others among them.

These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com has two IP addresses: 142.251.16.26 and 2607:f8b0:4004:c09::1a.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.