lerncentro.de - robtex.com
lerncentro.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.141.229🇩🇪 NMM-AS85.13.141.0/24 Neue Medien Muennich | ||||||
| PTR | dd42100.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 | a-dns-service.de | ||||||
| A | 135.181.2.96🇫🇮 Hetzner135.181.0.0/16 HETZNER-DC | ||||||
| PTR | a-dns-service.de | ||||||
| NS | ns3.kas-dns-server.de | ||||||
| A | 85.13.179.179🇩🇪 NMM-AS85.13.179.0/24 Neue Medien Muennich | ||||||
| PTR | 85-13-179-179-static.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 | w015a858.kasserver.com ⭐ | ||||||
| A | 85.13.141.229🇩🇪 NMM-AS85.13.141.0/24 Neue Medien Muennich | ||||||
| PTR | dd42100.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| TXT | google-site-verification=x37oxoPTY4Z0UMPfDYcEHpjGkLE-WBI5jWo4n-KuM0w | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2603011246 | ||||||
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=1774536087 | ||||||
Same first word
lerncentro.de |
DNS History
6 records (6 active, 0 former)
●NSa-dns-service.de2026-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:44
●NSns3.kas-dns-server.de2026-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:44
●NSns5.kasserver.com2026-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:44
●NSns6.kasserver.com2026-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:44
●MXw015a858.kasserver.com2026-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:44
●A85.13.141.2292026-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 14:59:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| lerncentro.de | ns6.kasserver.com, ns5.kasserver.com, ns3.kas-dns-server.de, a-dns-service.de | - |
✅ Authoritative Response
Server:135.181.2.96
NS records: ns6.kasserver.com, ns5.kasserver.com, ns3.kas-dns-server.de, a-dns-service.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lerncentro.de (unsigned zone)
⏱️ Timing
Total: 1077ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.141.229 |
| NS | 4 | a-dns-service.de, ns6.kasserver.com... |
| MX | 1 | w015a858.kasserver.com (pri: 10) |
| TXT | 2 | v=spf1 a mx include:spf.kasserver.com ~a, google-site-verification=x37oxoPTY4Z0UMP |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
IP Addresses
lerncentro.de resolves to one IP number: 85.13.141.229.
other host names including w01347c4.kasserver.com, w02041c9.kasserver.com, condata.pro.w0196585.kasserver.com, v089049.kasserver.com and w01819a3.kasserver.com share IP numbers with lerncentro.de.
Name Servers
lerncentro.de is delegated to four name servers: a-dns-service.de, ns5.kasserver.com, ns6.kasserver.com and ns3.kas-dns-server.de.
lerncentro.de at least partially shares name servers with other domains, for instance teleport-koeln.com, lph.at, endenburg.info, lad.wtf and cgeorge.de.
These name servers are commonly used alongside ns3.ai-dns.de and ns5.name-server-kas.de.
Host names with one IP number: a-dns-service.de points to 135.181.2.96; ns5.kasserver.com points to 85.13.128.3; ns6.kasserver.com points to 85.13.159.101; ns3.kas-dns-server.de points to 85.13.179.179.
Mail Servers
lerncentro.de is handled by a single mail server, w015a858.kasserver.com.
w015a858.kasserver.com resolves to IP 85.13.141.229.