errtu.de - dns.ninja
errtu.de
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1783191247 | ||||||
Subdomains
Same first word
errtu.de |
Similar names
DNS History
8 records (6 active, 2 former)
●NSaasimar.errtu.de2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 19:25:18
● 2026-07-04 19:18:30
○NSakar.errtu.de2015-07-14 → 2018-02-07 · 4 obs
● 2018-02-07 21:24:14
○ 2026-02-18 19:25:18
○ 2026-07-04 19:18:30
●NSrobotns2.second-ns.de2015-07-14 → 2026-07-04 · 2 obs
● 2026-07-04 19:18:30
●NSrobotns3.second-ns.com2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 19:25:18
● 2026-07-04 19:18:30
○MXakar.errtu.de2015-07-14 → 2018-02-07 · 4 obs
● 2018-02-07 21:24:14
○ 2026-02-18 19:25:18
○ 2026-07-04 19:18:30
●MXmail.protonmail.ch2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 19:25:18
● 2026-07-04 19:18:30
●MXmailsec.protonmail.ch2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 19:25:18
● 2026-07-04 19:18:30
●A144.76.18.572016-07-03 → 2026-07-04 · 2 obs
● 2026-07-04 19:18:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, f.nic.de, a.nic.de | - |
| errtu.de | robotns2.second-ns.de, aasimar.errtu.de, robotns3.second-ns.com | 2 records |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns2.second-ns.de, aasimar.errtu.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for errtu.de (unsigned zone)
⏱️ Timing
Total: 1282ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.18.57 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 2 | protonmail-verification=29b1f20108155fd3, v=spf1 a:aasimar.errtu.de ip4:159.69.184 |
| SOA | 1 | aasimar.errtu.de robotns2.second-ns.de |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (aasimar.errtu.de, aasimar.errtu.de)
Analysis
Hierarchy
The parent domain of akar.errtu.de and aasimar.errtu.de is errtu.de.
IP Addresses
errtu.de directs to one IP number, which is 144.76.18.57.
Host names such as akar.errtu.de and static.57.18.76.144.clients.your-server.de share IP numbers with errtu.de.
Name Servers
errtu.de is delegated to three name servers: robotns3.second-ns.com, aasimar.errtu.de and robotns2.second-ns.de.
errtu.de shares at least some of its name servers with other domains, including mainz-immobilienmakler.de, keyj.net, miteinandererfolgreich.de and two others.
These name servers are frequently seen alongside the name servers ns1.first-ns.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Hosts with two IP numbers each:
robotns3.second-ns.com points to 193.47.99.3 and 2001:67c:192c::add:a3.
robotns2.second-ns.de points to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Hosts that resolve to one IP address:
aasimar.errtu.de points to 159.69.184.61.
Mail Servers
The MX records for errtu.de point to two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.
errtu.de has the same mail server arrangement as a number of other domains, for example tarnkappegear.com, giferrari.net, xixs.com and two more.
errtu.de shares at least some of its mail servers with other domains — for example crimestudio.net, aemony.se, gjain.com and two more.
mail.protonmail.ch and mailsec.protonmail.ch each resolve to three IP addresses. mail.protonmail.ch resolves to 176.119.200.128, 185.70.42.128 and 185.205.70.128. mailsec.protonmail.ch resolves to 176.119.200.129, 185.70.42.129 and 185.205.70.129.