a12n.de - robtex.com
a12n.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=1785357501 | ||||||
Subdomains
c.a12n.de |
Same first word
Similar names
na12.com |
na12.cn |
21an.com |
n2a1.akamaiedge.net |
an21.net |
na21.com |
a21n.net |
a1n2.com |
na12.nl |
na12.org |
2an1.com |
21na.com |
na12.ru |
na21.net |
na12.de |
12an.com |
na12.vercel.app |
na21.ru |
21an.nu |
na12.pl |
DNS History
7 records (7 active, 0 former)
●NSa.xnameserver.de2026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
●NSb.xnameserver.de2026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
●NSc.xnameserver.de2026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
●MXbackup-mx.administrieren.net2026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
●MXpost.administrieren.net2026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
●A188.245.212.1852026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
●A2a01:4f8:1c1b:6046::22026-05-22 → 2026-07-29 · 2 obs
● 2026-07-29 20:45:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| a12n.de | a.xnameserver.de, c.xnameserver.de, b.xnameserver.de | 6 records |
✅ Authoritative Response
Server:45.87.158.53
NS records: a.xnameserver.de, c.xnameserver.de, b.xnameserver.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a12n.de (unsigned zone)
⏱️ Timing
Total: 773ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.245.212.185 |
| AAAA | 1 | 2a01:4f8:1c1b:6046::2 |
| NS | 3 | a.xnameserver.de, b.xnameserver.de... |
| MX | 2 | post.administrieren.net (pri: 10), backup-mx.administrieren.net (pri: 20) |
| TXT | 1 | v=spf1 mx a:post.administrieren.net a:ba |
| SOA | 1 | a.xnameserver.de hostmaster.inwx.de |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (c.xnameserver.de, b.xnameserver.de, a.xnameserver.de...)
Analysis
Hierarchy
c.a12n.de is a subdomain of a12n.de.
IP Addresses
a12n.de has two IP addresses: 188.245.212.185 and 2a01:4f8:1c1b:6046::2
Among the host names that share IP numbers with a12n.de are deltanauten.de, das-gibt-dir-mannheim.de, kulturstadtmannheim.de and two others.
Name Servers
a12n.de is delegated to three name servers: a.xnameserver.de, b.xnameserver.de and c.xnameserver.de.
The name servers of a12n.de overlap at least partially with those of other domains — among them s-systems.info, wasserteam.de, help-society-nepal.com and two more.
These name servers commonly appear in delegations together with ns.inwx.de, d.xnameserver.org, ns1.uk-essen.de and 4 other.
a.xnameserver.de, b.xnameserver.de and c.xnameserver.de each resolve to two IP addresses: a.xnameserver.de resolves to 192.174.68.104 and 2001:67c:1bc::104; b.xnameserver.de resolves to 176.97.158.104 and 2001:67c:10b8::104; c.xnameserver.de resolves to 45.87.158.53 and 2a02:d500::53.
Mail Servers
The MX records for a12n.de point to two mail servers: backup-mx.administrieren.net and post.administrieren.net.
a12n.de has the same mail server arrangement as a number of other domains, for example administrieren.net, a12n.eu, steinke.pro and two more.
a12n.de shares at least some of its mail servers with other domains — for example kawena.org, domha.de, optimeil.de and two more.
The mail servers mail.kawena.org, mail.domha.de and mail.optimeil.de are commonly used alongside these mail servers.
backup-mx.administrieren.net and post.administrieren.net each resolve to two IP addresses: backup-mx.administrieren.net points to 46.224.163.11 and 2a01:4f8:c014:83ee::1, while post.administrieren.net points to 23.88.73.144 and 2a01:4f8:272:f119::125.