algorithmiker.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

algorithmiker.de

DNSSEC⚠️ Not signed
A2a01:4f8:1c1c:8f9d::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A46.224.191.104🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC
NSns1.first-ns.de ⭐
A2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.first-ns.de
A213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns1.first-ns.de
NSrobotns2.second-ns.de
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
MXmail.algorithmiker.de ⭐
A2a01:4f8:1c1c:8f9d::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A46.224.191.104🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC
PTRmx.algorithmiker.de
TXTv=spf1 mx ip4:46.224.191.104 ip6:2a01:4f8:1c1c:8f9d::/64 -all
SOAns1.first-ns.dedns@hetzner.com 2026-01-02 #25

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=1788824771

Subdomains

mail.algorithmiker.de
mx.algorithmiker.de

Same first word

algorithmiker.org
algorithmiker.de

Previous names

algorithm-engineering.de
algorithm.de
algorithma.de
algorithmen-lernen.de
algorithmen-und-problemloesungen.de
algorithmen.de
algorithmendummies.de
algorithmenentwicklung.de
algorithmenwerk.de
algorithmi.de
algorithmia.de
algorithmic-solutions.de
algorithmic.de
algorithmica-technologies.de
algorithmica.de
algorithmics-mk.de
algorithmics.de
algorithmictrading.de

Next names

algorithmische-geometrie.de
algorithmischeplattform.de
algorithmist.de
algorithmix.de
algorithmo.de
algorithms.de
algorithmus-hosting.de
algorithmus-schmiede.de
algorithmus.de
algorithmusgymnastik.de
algorithmusmaschine.de
algorithmusmax.de
algorithmx.de
algoritm.de
algoritmica.de
algoritmo.de
algoritmus.de
algorix.de
algorizard.de
algorizzme.de

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.comcns1.alfahosting.infocns2.alfahosting.infocns3.alfahosting.infoMXmail.algorithmiker.deA2a01:4f8:1c1c:8f9d::146.224.191.10478.46.190.3180.246.62.227
○NScns1.alfahosting.info2015-08-08 → 2016-03-01 · 4 obs
● 2015-08-08 14:21:24
● 2016-03-01 07:28:10
○ 2016-05-29 13:40:06
○ 2026-09-07 23:48:52
○NScns2.alfahosting.info2015-08-08 → 2016-03-01 · 4 obs
● 2015-08-08 14:21:24
● 2016-03-01 07:28:10
○ 2016-05-29 13:40:06
○ 2026-09-07 23:48:52
○NScns3.alfahosting.info2015-08-08 → 2016-03-01 · 4 obs
● 2015-08-08 14:21:24
● 2016-03-01 07:28:10
○ 2016-05-29 13:40:06
○ 2026-09-07 23:48:52
●NSns1.first-ns.de2016-05-29 → 2026-09-07 · 3 obs
○ 2016-03-01 07:28:10
● 2016-05-29 13:40:06
● 2026-09-07 23:48:52
●NSrobotns2.second-ns.de2016-05-29 → 2026-09-07 · 3 obs
○ 2016-03-01 07:28:10
● 2016-05-29 13:40:06
● 2026-09-07 23:48:52
●NSrobotns3.second-ns.com2016-05-29 → 2026-09-07 · 3 obs
○ 2016-03-01 07:28:10
● 2016-05-29 13:40:06
● 2026-09-07 23:48:52
●MXmail.algorithmiker.de2015-08-08 → 2026-09-07 · 2 obs
● 2015-08-08 14:21:24
● 2026-09-07 23:48:52
●A2a01:4f8:1c1c:8f9d::12026-03-05 → 2026-09-07 · 3 obs
○ 2018-05-30 06:24:46
● 2026-03-05 04:46:20
● 2026-09-07 23:48:52
●A46.224.191.1042026-03-05 → 2026-09-07 · 3 obs
○ 2018-05-30 06:24:46
● 2026-03-05 04:46:20
● 2026-09-07 23:48:52
○A78.46.190.312016-05-29 → 2018-05-30 · 5 obs
○ 2016-03-01 07:28:10
● 2016-05-29 13:40:06
● 2018-05-30 06:24:46
○ 2026-03-05 04:46:20
○ 2026-09-07 23:48:52
○A80.246.62.2272015-08-08 → 2016-03-01 · 4 obs
● 2015-08-08 14:21:24
● 2016-03-01 07:28:10
○ 2016-05-29 13:40:06
○ 2026-09-07 23:48:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
algorithmiker.dens1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com-

✅ Authoritative Response

Server:193.47.99.3

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for algorithmiker.de (unsigned zone)

⏱️ Timing

Total: 1747ms | Queries: -

📄 Records

TypeCountSample Data
A146.224.191.104
AAAA12a01:4f8:1c1c:8f9d::1
NS3robotns2.second-ns.de, robotns3.second-ns.com...
MX1mail.algorithmiker.de (pri: 10)
TXT1v=spf1 mx ip4:46.224.191.104 ip6:2a01:4f
SOA1ns1.first-ns.de dns.hetzner.com

Analysis

Hierarchy

mail.algorithmiker.de and mx.algorithmiker.de each fall under algorithmiker.de as their parent domain.

IP Addresses

algorithmiker.de has two IP addresses: 46.224.191.104 and 2a01:4f8:1c1c:8f9d::1

Two other host names, along with mail.algorithmiker.de, algorithmiker.org and mail.algorithmiker.org, also share IP numbers with algorithmiker.de.

Name Servers

DNS for algorithmiker.de is handled by three authoritative name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

The name servers of algorithmiker.de overlap at least partially with those of other domains — among them heuschnupfen-blog.de, buchkontor-teltow.de, rheinland-fahrsport.de and two more.

These name servers commonly appear in combination with the name servers hydrogen.ns.hetzner.com.

Three hostnames — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de — each have two IP addresses: robotns3.second-ns.com has 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de has 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de has 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.

Mail Servers

The sole mail server for algorithmiker.de is mail.algorithmiker.de.

mail.algorithmiker.de resolves to two IP numbers — 46.224.191.104 and 2a01:4f8:1c1c:8f9d::1.