linux-oldenburg.de - robtex.com
linux-oldenburg.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.90.211.226🇩🇪 EVANZOAS195.90.192.0/18 | ||||||
| PTR | god.behrens.biz | ||||||
| NS | ns1.axcoredns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2a09:71c0::101:0:12🇩🇪 SYNLINQ2a09:71c0::/29 | ||||||
| A | 45.67.68.12🇩🇪 SYNLINQ45.67.68.0/24 | ||||||
| PTR | ns1-tec.de | ||||||
| NS | ns1-tec.de ⚠️ Not in zone NS records | ||||||
| A | 2a09:71c0::101:0:12🇩🇪 SYNLINQ2a09:71c0::/29 | ||||||
| A | 45.67.68.12🇩🇪 SYNLINQ45.67.68.0/24 | ||||||
| PTR | ns1-tec.de | ||||||
| NS | ns2-tec.de ⚠️ Not in zone NS records | ||||||
| A | 2a01:4f8:c014:d47::12🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 46.224.169.132🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC | ||||||
| PTR | ns2-tec.de | ||||||
| NS | ns2.axcoredns.org ⚠️ Not in parent delegation | ||||||
| A | 2a01:4f8:c014:d47::12🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 46.224.169.132🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC | ||||||
| PTR | ns2-tec.de | ||||||
| MX | mx1.securemail.name ⭐ | ||||||
| A | 92.246.85.247🇩🇪 SkyLink92.246.85.0/24 | ||||||
| PTR | mx.securemail.name | ||||||
| MX | mx2.securemail.name ⭐ | ||||||
| A | 92.246.85.247🇩🇪 SkyLink92.246.85.0/24 | ||||||
| PTR | mx.securemail.name | ||||||
| TXT | v=spf1 include:spf.securemail.name a mx ~all | ||||||
| SOA | ns1.axcoredns.comwebmaster@linux-oldenburg.de 2026-02-18 #2 | ||||||
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=1776092362 | ||||||
Subdomains
mail.linux-oldenburg.de |
Same first word
linux-oldenburg.de |
DNS History
12 records (7 active, 5 former)
●NSns1-tec.de2026-04-07 → 2026-04-13 · 3 obs
● 2026-04-07 18:22:54
● 2026-04-13 15:28:28
●NSns1.axcoredns.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 15:28:28
○NSns1.sydns.de2020-01-23 → 2026-02-21 · 4 obs
● 2026-02-21 07:14:02
○ 2026-04-07 18:22:54
○ 2026-04-13 15:28:28
●NSns2-tec.de2026-04-07 → 2026-04-13 · 3 obs
● 2026-04-07 18:22:54
● 2026-04-13 15:28:28
●NSns2.axcoredns.org2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 15:28:28
○NSns2.sydns.de2020-01-23 → 2026-02-21 · 4 obs
● 2026-02-21 07:14:02
○ 2026-04-07 18:22:54
○ 2026-04-13 15:28:28
○NSns3.sydns.de2020-01-23 → 2026-02-21 · 4 obs
● 2026-02-21 07:14:02
○ 2026-04-07 18:22:54
○ 2026-04-13 15:28:28
○MXmail.linux-oldenburg.de2020-01-23 → 2026-02-21 · 4 obs
● 2026-02-21 07:14:02
○ 2026-04-07 18:22:54
○ 2026-04-13 15:28:28
●MXmx1.securemail.name2026-04-07 → 2026-04-13 · 3 obs
● 2026-04-07 18:22:54
● 2026-04-13 15:28:28
●MXmx2.securemail.name2026-04-07 → 2026-04-13 · 3 obs
● 2026-04-07 18:22:54
● 2026-04-13 15:28:28
●A195.90.211.2262026-02-21 → 2026-04-13 · 3 obs
● 2026-02-21 07:14:02
● 2026-04-13 15:28:28
○A78.46.205.2242020-01-23 → 2020-01-23 · 3 obs
○ 2026-02-21 07:14:02
○ 2026-04-13 15:28:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| linux-oldenburg.de | ns2-tec.de, ns1-tec.de | 4 records |
✅ Authoritative Response
Server:45.67.68.12
NS records: ns2-tec.de, ns1-tec.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linux-oldenburg.de (unsigned zone)
⏱️ Timing
Total: 661ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.90.211.226 |
| NS | 2 | ns2.axcoredns.org, ns1.axcoredns.com |
| MX | 2 | mx2.securemail.name (pri: 100), mx1.securemail.name (pri: 100) |
| TXT | 1 | v=spf1 include:spf.securemail.name a mx |
| SOA | 1 | ns1.axcoredns.com webmaster.linux-oldenb |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2-tec.de, ns1-tec.de, ns2-tec.de...)
Analysis
Hierarchy
linux-oldenburg.de is the parent of mail.linux-oldenburg.de.
IP Addresses
linux-oldenburg.de points to IP number 195.90.211.226.
For instance, other host names mail.beitco.org, torstenbehrens.de, sydns.de, convirt.de and mail.sisol.de share IP numbers with linux-oldenburg.de.
Name Servers
linux-oldenburg.de is delegated to four name servers: ns1-tec.de, ns2-tec.de, ns1.axcoredns.com and ns2.axcoredns.org.
linux-oldenburg.de shares name servers with other domains at least partially, for example top-gun-kostuem.de, nehrke.info, repazzo.com, reisennachaegypten.de and sukke.de.
Host names with two IP numbers
ns1-tec.de points to 2a09:71c0::101:0:12 and 45.67.68.12.
ns2-tec.de points to 2a01:4f8:c014:d47::12 and 46.224.169.132.
ns1.axcoredns.com points to 2a09:71c0::101:0:12 and 45.67.68.12.
ns2.axcoredns.org points to 2a01:4f8:c014:d47::12 and 46.224.169.132.
Host names that point to 2a09:71c0::101:0:12: ns1-tec.de and ns1.axcoredns.com.
Host names that point to 45.67.68.12: ns1-tec.de and ns1.axcoredns.com.
Host names that point to 2a01:4f8:c014:d47::12: ns2-tec.de and ns2.axcoredns.org.
Host names that point to 46.224.169.132: ns2-tec.de and ns2.axcoredns.org.
Mail Servers
Two mail servers mx1.securemail.name and mx2.securemail.name handle linux-oldenburg.de.
linux-oldenburg.de shares the same mail server setup as other domains, for instance 100-1.de, aeromap.de, www.hotcritics.de, age-stop.de and nadel-versand.de.
Host names with a single IP
mx1.securemail.name points to: 92.246.85.247
mx2.securemail.name points to: 92.246.85.247
Host names pointing to 92.246.85.247: mx1.securemail.name and mx2.securemail.name