mathauser.de - robtex.com
mathauser.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.138.73🇩🇪 NMM-AS85.13.138.0/24 Neue Medien Muennich | ||||||
| PTR | dd17608.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 | w01c2ab1.kasserver.com ⭐ | ||||||
| A | 85.13.138.73🇩🇪 NMM-AS85.13.138.0/24 Neue Medien Muennich | ||||||
| PTR | dd17608.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2607170012 | ||||||
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=1784831936 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSdocks03.rzone.de2015-07-12 → 2017-06-13 · 4 obs
● 2017-06-13 12:03:10
○ 2026-03-19 12:22:20
○ 2026-07-23 18:40:10
●NSns5.kasserver.com2026-03-19 → 2026-07-23 · 3 obs
● 2026-03-19 12:22:20
● 2026-07-23 18:40:10
●NSns6.kasserver.com2026-03-19 → 2026-07-23 · 3 obs
● 2026-03-19 12:22:20
● 2026-07-23 18:40:10
○NSshades12.rzone.de2015-07-12 → 2017-06-13 · 4 obs
● 2017-06-13 12:03:10
○ 2026-03-19 12:22:20
○ 2026-07-23 18:40:10
○MXsmtp.rzone.de2015-07-12 → 2017-06-13 · 4 obs
● 2017-06-13 12:03:10
○ 2026-03-19 12:22:20
○ 2026-07-23 18:40:10
●MXw01c2ab1.kasserver.com2026-03-19 → 2026-07-23 · 3 obs
● 2026-03-19 12:22:20
● 2026-07-23 18:40:10
○A2a01:238:20a:202:1157::2015-07-12 → 2017-06-13 · 4 obs
● 2017-06-13 12:03:10
○ 2026-03-19 12:22:20
○ 2026-07-23 18:40:10
○A81.169.145.1572015-07-12 → 2017-06-13 · 4 obs
● 2017-06-13 12:03:10
○ 2026-03-19 12:22:20
○ 2026-07-23 18:40:10
●A85.13.138.732026-03-19 → 2026-07-23 · 3 obs
● 2026-03-19 12:22:20
● 2026-07-23 18:40:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| mathauser.de | ns5.kasserver.com, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.159.101
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathauser.de (unsigned zone)
⏱️ Timing
Total: 1066ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.138.73 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | w01c2ab1.kasserver.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.kasserver.com ~a |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
IP Addresses
mathauser.de directs to one IP number, which is 85.13.138.73.
Among the host names that share IP numbers with mathauser.de are 3mxl.de, www.pclb.de, gravidi.de and two others.
Name Servers
mathauser.de is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.
mathauser.de has the same name server delegation as a number of other domains, such as kecx.com, party-feiern.com, bookmarks2go.de and two more.
mathauser.de partially shares its NS delegation with several other domains, including 2f4.de, bozart.de, apertoshop.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
mathauser.de routes its mail through a single mail server, w01c2ab1.kasserver.com.
mathauser.de shares the same mail server configuration as other domains, including krismade.net, krismade.de, krismade.com and mathauser.net.
w01c2ab1.kasserver.com resolves to a single IP number: 85.13.138.73.