systemus.de - dns.ninja
systemus.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=1786588000 | ||||||
MX for
systemus.de |
Subdomains
mail.systemus.de |
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
○NSns1.bdm.microsoftonline.com2020-04-14 → 2020-04-14 · 3 obs
○ 2026-03-21 15:21:42
○ 2026-08-13 02:54:58
○NSns2.bdm.microsoftonline.com2020-04-14 → 2020-04-14 · 3 obs
○ 2026-03-21 15:21:42
○ 2026-08-13 02:54:58
○NSns3.bdm.microsoftonline.com2020-04-14 → 2020-04-14 · 3 obs
○ 2026-03-21 15:21:42
○ 2026-08-13 02:54:58
○NSns4.bdm.microsoftonline.com2020-04-14 → 2020-04-14 · 3 obs
○ 2026-03-21 15:21:42
○ 2026-08-13 02:54:58
●NSnsa0.schlundtech.de2026-03-21 → 2026-08-13 · 3 obs
● 2026-03-21 15:21:42
● 2026-08-13 02:54:58
●NSnsb0.schlundtech.de2026-03-21 → 2026-08-13 · 3 obs
● 2026-03-21 15:21:42
● 2026-08-13 02:54:58
●NSnsc0.schlundtech.de2026-03-21 → 2026-08-13 · 3 obs
● 2026-03-21 15:21:42
● 2026-08-13 02:54:58
●NSnsd0.schlundtech.de2026-03-21 → 2026-08-13 · 3 obs
● 2026-03-21 15:21:42
● 2026-08-13 02:54:58
●MXmail.systemus.de2026-03-21 → 2026-08-13 · 3 obs
● 2026-03-21 15:21:42
● 2026-08-13 02:54:58
○MXsystemus-de.mail.protection.outlook.com2020-04-14 → 2020-04-14 · 3 obs
○ 2026-03-21 15:21:42
○ 2026-08-13 02:54:58
●MXsystemus.de2026-03-21 → 2026-08-13 · 3 obs
● 2026-03-21 15:21:42
● 2026-08-13 02:54:58
●A82.165.15.1132026-03-21 → 2026-08-13 · 2 obs
● 2026-08-13 02:54:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| systemus.de | nsb0.schlundtech.de, nsd0.schlundtech.de, nsa0.schlundtech.de, nsc0.schlundtech.de | - |
✅ Authoritative Response
Server:185.132.34.227
NS records: nsb0.schlundtech.de, nsd0.schlundtech.de, nsa0.schlundtech.de, nsc0.schlundtech.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for systemus.de (unsigned zone)
⏱️ Timing
Total: 896ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.165.15.113 |
| NS | 4 | nsb0.schlundtech.de, nsa0.schlundtech.de... |
| MX | 2 | systemus.de (pri: 10), mail.systemus.de (pri: 20) |
| SOA | 1 | nsa0.schlundtech.de do-not-reply.systemu |
Analysis
Hierarchy
The domain mail.systemus.de falls under the parent systemus.de.
Mail Server Role
systemus.de handles its own mail, functioning as its own mail server.
mail.systemus.de routinely functions as a mail server together with systemus.de.
IP Addresses
systemus.de resolves to just one IP address, 82.165.15.113.
Two other host names, along with mediorg.org, mail.mediorg.org and mediorg.de, also share IP numbers with systemus.de.
Name Servers
The NS records for systemus.de point to four name servers: nsa0.schlundtech.de, nsb0.schlundtech.de, nsc0.schlundtech.de and nsd0.schlundtech.de.
At least some of systemus.de's name servers are shared with other domains, for example fairmitteln.com, wesotech.de, parken-oder-hotel-am-flughafen.de and two more.
Four hostnames, each resolving to a pair of IP addresses: nsa0.schlundtech.de directs to 185.132.34.227 and 2607:f1c0:fe:53:185:132:34:227; nsb0.schlundtech.de directs to 185.132.35.227 and 2607:f1c0:fe:53:185:132:35:227; nsc0.schlundtech.de directs to 217.160.80.227 and 2001:8d8:fe:53:217:160:80:227; nsd0.schlundtech.de directs to 217.160.81.227 and 2001:8d8:fe:53:217:160:81:227.
Mail Servers
systemus.de delegates mail to two mail servers, namely systemus.de and mail.systemus.de.
Each of systemus.de and mail.systemus.de points to exactly one IP address: 82.165.15.113.
systemus.de and mail.systemus.de each have 82.165.15.113 IP addresses.