programmiercoach.de - robtex.com

programmiercoach.de

DNSSEC⚠️ Not signed
A2a03:4000:28:70f::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRmx.programmiercoach.de
A94.16.114.237🇦🇹 netcup-AS94.16.112.0/22
NSroot-dns.netcup.net ⭐
A2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRroot-dns.netcup.net
A46.38.225.225🇩🇪 netcup-AS46.38.225.0/24
PTRroot-dns.netcup.net
NSsecond-dns.netcup.net
A2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRsecond-dns.netcup.net
A37.221.199.199🇩🇪 netcup-AS37.221.196.0/22
PTRsecond-dns.netcup.net
NSthird-dns.netcup.net
A2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH
PTRthird-dns.netcup.net
A188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH
PTRthird-dns.netcup.net
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f27.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(20)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXaspmx2.googlemail.com(30)
A2a00:1450:4025:402::1a🇳🇱 Google2a00:1450:4025::/48
PTRrb-in-f26.1e100.net
A142.250.102.27🇺🇸 Google142.250.102.0/24
PTRrb-in-f27.1e100.net
MXaspmx3.googlemail.com(30)
A2a00:1450:4013:c1e::1b🇳🇱 Google2a00:1450:4013::/48
PTRyugrqzs-in-f27.1e100.net
A192.178.213.27🇺🇸 Google192.178.213.0/24
PTRyugrqzs-in-f27.1e100.net
MXaspmx4.googlemail.com(30)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXaspmx5.googlemail.com(30)
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
SOAroot-dns.netcup.netdnsadmin@netcup.net 2020-07-17 #14

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=1785419745

Subdomains

mx.programmiercoach.de

Same first word

programmiercoach.de

DNS History

15 records (12 active, 3 former)

20162017201820192020202120222023202420252026NSroot-dns.netcup.netsecond-dns.netcup.netthird-dns.netcup.netns1.hans.hosteurope.dens2.hans.hosteurope.deMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA2a03:4000:28:70f::194.16.114.237176.28.19.67
○NSns1.hans.hosteurope.de2015-06-18 → 2017-01-31 · 4 obs
● 2015-06-18 05:09:42
● 2017-01-31 17:23:26
○ 2020-02-18 16:25:58
○ 2026-07-30 14:01:30
○NSns2.hans.hosteurope.de2015-06-18 → 2017-01-31 · 4 obs
● 2015-06-18 05:09:42
● 2017-01-31 17:23:26
○ 2020-02-18 16:25:58
○ 2026-07-30 14:01:30
●NSroot-dns.netcup.net2020-02-18 → 2026-07-30 · 3 obs
○ 2017-01-31 17:23:26
● 2020-02-18 16:25:58
● 2026-07-30 14:01:30
●NSsecond-dns.netcup.net2020-02-18 → 2026-07-30 · 3 obs
○ 2017-01-31 17:23:26
● 2020-02-18 16:25:58
● 2026-07-30 14:01:30
●NSthird-dns.netcup.net2020-02-18 → 2026-07-30 · 3 obs
○ 2017-01-31 17:23:26
● 2020-02-18 16:25:58
● 2026-07-30 14:01:30
●MXalt1.aspmx.l.google.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
●MXalt2.aspmx.l.google.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
●MXaspmx.l.google.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
●MXaspmx2.googlemail.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
●MXaspmx3.googlemail.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
●MXaspmx4.googlemail.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
●MXaspmx5.googlemail.com2015-11-09 → 2026-07-30 · 2 obs
● 2015-11-09 22:17:22
● 2026-07-30 14:01:30
○A176.28.19.672015-06-18 → 2017-01-31 · 4 obs
● 2015-06-18 05:09:42
● 2017-01-31 17:23:26
○ 2020-02-18 16:25:58
○ 2026-07-30 14:01:30
●A2a03:4000:28:70f::12020-02-18 → 2026-07-30 · 3 obs
○ 2017-01-31 17:23:26
● 2020-02-18 16:25:58
● 2026-07-30 14:01:30
●A94.16.114.2372020-02-18 → 2026-07-30 · 3 obs
○ 2017-01-31 17:23:26
● 2020-02-18 16:25:58
● 2026-07-30 14:01:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
programmiercoach.deroot-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net-

✅ Authoritative Response

Server:37.221.199.199

NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for programmiercoach.de (unsigned zone)

⏱️ Timing

Total: 1147ms | Queries: -

📄 Records

TypeCountSample Data
A194.16.114.237
AAAA12a03:4000:28:70f::1
NS3second-dns.netcup.net, third-dns.netcup.net...
MX7ASPMX4.GOOGLEMAIL.COM (pri: 30), ASPMX2.GOOGLEMAIL.COM (pri: 30)...
SOA1root-dns.netcup.net dnsadmin.netcup.net

Analysis

Hierarchy

The domain mx.programmiercoach.de falls under the parent programmiercoach.de.

IP Addresses

programmiercoach.de points to the IP addresses 94.16.114.237 and 2a03:4000:28:70f::1

Other host names, among them lamm-neidlingen.de and mx.programmiercoach.de, have IP numbers in common with programmiercoach.de.

Name Servers

DNS for programmiercoach.de is handled by three authoritative name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

At least some of programmiercoach.de's name servers are shared with other domains, for example seminarraum-buelowbogen.de, en-gedi.eu, elfen-lexikon.de and two more.

Three hostnames — root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net — each have two IP addresses: root-dns.netcup.net has 46.38.225.225 and 2a03:4000:0:1::e1e1, second-dns.netcup.net has 37.221.199.199 and 2a03:4000:2:24b::c7c7, and third-dns.netcup.net has 188.68.63.68 and 2a03:4001:0:106::3f44.

Mail Servers

programmiercoach.de uses 7 mail servers for delivery: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

programmiercoach.de has at least partial mail server overlap with other domains such as ns500698.ns500698.ns500759.ns500735.ns500736.ns500576.ns500576.ns500576.ns500708.trackreceptor.com, ns500759.ns500698.ns500758.ns500759.ns500736.ns500736.ns500698.ns500736.ns500736.ns500698.ns500708.ns500576.ns500708.trackreceptor.com, ns500765.ns500693.ns500693.ns500734.ns500699.ns500699.ns500588.ns500699.ns500693.ns500683.ns500602.dtrkdll.com and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, aspmx.l.google.com, alt2.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com has two IP addresses: 142.250.102.27 and 2a00:1450:4025:402::1a.

aspmx3.googlemail.com has two IP addresses: 192.178.213.27 and 2a00:1450:4013:c1e::1b.

aspmx4.googlemail.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.

aspmx.l.google.com has two IP addresses: 142.251.163.27 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.