studymaster.de - dns.ninja

studymaster.de

DNSSEC⚠️ Not signed
A45.67.69.51🇩🇪 SYNLINQ45.67.69.0/24
PTR45.67.69.51.1nic.de
NSns1.axcoredns.com
A2a09:71c0::101:0:12🇩🇪 SYNLINQ2a09:71c0::/29
A45.67.68.12🇩🇪 SYNLINQ45.67.68.0/24
PTRns1-tec.de
NSns2.axcoredns.org
A2a01:4f8:c014:d47::12🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A46.224.169.132🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC
PTRns2-tec.de
MXmx1.securemail.name
A45.67.68.16🇩🇪 SYNLINQ45.67.68.0/24
PTR45.67.68.16.1nic.de
MXmx2.securemail.name
A45.67.68.16🇩🇪 SYNLINQ45.67.68.0/24
PTR45.67.68.16.1nic.de
TXTv=spf1 include:spf.securemail.name a mx ~all
SOAns1.axcoredns.comwebmaster@studymaster.de 2026-02-18 #6

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=1782852355

Same first word

Similar names

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1.axcoredns.comns2.axcoredns.orgns1-tec.dens2-tec.deMXmx1.securemail.namemx2.securemail.nameA45.67.69.51136.243.196.26213.239.234.111
NSns1-tec.de2015-08-23 → 2017-04-11 · 3 obs
● 2015-08-23 03:40:30
● 2017-04-11 02:41:58
○ 2026-06-30 21:11:06
NSns1.axcoredns.com2026-06-30 → 2026-06-30 · 2 obs
○ 2017-04-11 02:41:58
● 2026-06-30 21:11:06
NSns2-tec.de2015-08-23 → 2017-04-11 · 3 obs
● 2015-08-23 03:40:30
● 2017-04-11 02:41:58
○ 2026-06-30 21:11:06
NSns2.axcoredns.org2026-06-30 → 2026-06-30 · 2 obs
○ 2017-04-11 02:41:58
● 2026-06-30 21:11:06
MXmx1.securemail.name2015-08-23 → 2026-06-30 · 2 obs
● 2015-08-23 03:40:30
● 2026-06-30 21:11:06
MXmx2.securemail.name2015-08-23 → 2026-06-30 · 2 obs
● 2015-08-23 03:40:30
● 2026-06-30 21:11:06
A136.243.196.262017-04-11 → 2017-04-11 · 3 obs
○ 2016-09-25 17:04:04
● 2017-04-11 02:41:58
○ 2026-06-30 21:11:06
A213.239.234.1112015-08-23 → 2016-09-25 · 4 obs
● 2015-08-23 03:40:30
● 2016-09-25 17:04:04
○ 2017-04-11 02:41:58
○ 2026-06-30 21:11:06
A45.67.69.512026-06-30 → 2026-06-30 · 2 obs
○ 2017-04-11 02:41:58
● 2026-06-30 21:11:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
studymaster.dens2.axcoredns.org, ns1.axcoredns.com-

✅ Authoritative Response

Server:46.224.169.132

NS records: ns2.axcoredns.org, ns1.axcoredns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studymaster.de (unsigned zone)

⏱️ Timing

Total: 1098ms | Queries: -

📄 Records

TypeCountSample Data
A145.67.69.51
NS2ns1.axcoredns.com, ns2.axcoredns.org
MX2mx1.securemail.name (pri: 100), mx2.securemail.name (pri: 100)
TXT1v=spf1 include:spf.securemail.name a mx
SOA1ns1.axcoredns.com webmaster.studymaster.

Analysis

IP Addresses

studymaster.de has exactly one IP address — 45.67.69.51.

wvvb.de, pop.marlene-klass.de, nightflight.biz plus two other host names have IP numbers in common with studymaster.de.

Name Servers

The NS records for studymaster.de delegate to ns1.axcoredns.com and ns2.axcoredns.org.

The name server configuration of studymaster.de is shared with other domains, for instance sport-shop-online.de, getsetgo.de, buht.de and two others.

There is at least partial name server overlap between studymaster.de and other domains — steveno.de, 1-energy.de, haus-gartentechnik24.com and two more among them.

These name servers frequently co-occur with the name servers ns1-tec.de and ns2-tec.de.

ns1.axcoredns.com resolves to 45.67.68.12 and 2a09:71c0::101:0:12. Likewise, ns2.axcoredns.org resolves to 46.224.169.132 and 2a01:4f8:c014:d47::12 — two IP addresses apiece.

Mail Servers

studymaster.de uses two mail servers, mx1.securemail.name and mx2.securemail.name.

The mail server setup of studymaster.de matches that of other domains such as mail.autobahn-raser.de, ezep.de, xibutler.de and two others.

Each of mx1.securemail.name and mx2.securemail.name points to exactly one IP address: 45.67.68.16.

mx1.securemail.name and mx2.securemail.name each have 45.67.68.16 IP addresses.