rdtk.de - dns.ninja
rdtk.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.161.151🇩🇪 NMM-AS85.13.161.0/24 Neue Medien Muennich | ||||||
| PTR | dd23114.kasserver.com | ||||||
| NS | ns5.kasserver.com ⭐ | ||||||
| A | 85.13.128.3🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich | ||||||
| PTR | ns5.kasserver.com | ||||||
| NS | ns6.kasserver.com | ||||||
| A | 85.13.159.101🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich | ||||||
| PTR | ns6.kasserver.com | ||||||
| MX | w0184f84.kasserver.com ⭐ | ||||||
| A | 85.13.161.151🇩🇪 NMM-AS85.13.161.0/24 Neue Medien Muennich | ||||||
| PTR | dd23114.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2602221139 | ||||||
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=1786205244 | ||||||
Subdomains
mail.rdtk.de |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSns01.1blu.de2018-06-16 → 2018-06-16 · 3 obs
○ 2026-02-23 17:50:54
○ 2026-08-08 16:17:04
○NSns02.1blu.de2018-06-16 → 2018-06-16 · 3 obs
○ 2026-02-23 17:50:54
○ 2026-08-08 16:17:04
●NSns5.kasserver.com2026-02-23 → 2026-08-08 · 3 obs
● 2026-02-23 17:50:54
● 2026-08-08 16:17:04
●NSns6.kasserver.com2026-02-23 → 2026-08-08 · 3 obs
● 2026-02-23 17:50:54
● 2026-08-08 16:17:04
○MXmail.rdtk.de2018-06-16 → 2018-06-16 · 3 obs
○ 2026-02-23 17:50:54
○ 2026-08-08 16:17:04
●MXw0184f84.kasserver.com2026-02-23 → 2026-08-08 · 3 obs
● 2026-02-23 17:50:54
● 2026-08-08 16:17:04
○A178.254.10.2042018-06-16 → 2018-06-16 · 3 obs
○ 2026-02-23 17:50:54
○ 2026-08-08 16:17:04
●A85.13.161.1512026-02-23 → 2026-08-08 · 3 obs
● 2026-02-23 17:50:54
● 2026-08-08 16:17:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| rdtk.de | ns5.kasserver.com, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.128.3
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rdtk.de (unsigned zone)
⏱️ Timing
Total: 826ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.161.151 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | w0184f84.kasserver.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.kasserver.com ~a |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
Hierarchy
rdtk.de is the parent zone for mail.rdtk.de.
IP Addresses
rdtk.de resolves to just one IP address, 85.13.161.151.
Two other host names, along with w00b85a4.kasserver.com, absolutaddress.de and rogoz.net, also share IP numbers with rdtk.de.
Name Servers
The NS records for rdtk.de delegate to ns5.kasserver.com and ns6.kasserver.com.
rdtk.de shares its NS records with other domains, for example vandoorns.de, vg-markisen.de, marketing-boss.de and two others.
rdtk.de partially shares its NS delegation with several other domains, including zns-darmstadt.de, music-united.de, cocoli.de and two others.
The name servers a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.de are often found in use alongside these name servers.
ns5.kasserver.com resolves to 85.13.128.3. ns6.kasserver.com resolves to 85.13.159.101. Both host names point to a single IP number.
Mail Servers
The sole mail server for rdtk.de is w0184f84.kasserver.com.
w0184f84.kasserver.com resolves to 85.13.161.151 and no other IP number.