mailgroups.de - dns.ninja
mailgroups.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.134.240🇩🇪 NMM-AS85.13.134.0/24 Neue Medien Muennich | ||||||
| PTR | dd12726.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 | w018c3f2.kasserver.com ⭐ | ||||||
| A | 85.13.134.240🇩🇪 NMM-AS85.13.134.0/24 Neue Medien Muennich | ||||||
| PTR | dd12726.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2603240014 | ||||||
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=1781375755 | ||||||
Previously MX for
mailgroups.de |
Same first word
mailgroups.net |
mailgroups.de |
Similar names
DNS History
8 records (4 active, 4 former)
○NSns.stratoserver.net2015-07-20 → 2016-03-17 · 4 obs
● 2016-03-17 00:32:04
○ 2016-07-20 05:40:56
○ 2026-06-13 18:45:38
○NSns2.stratoserver.net2015-07-20 → 2016-03-17 · 4 obs
● 2016-03-17 00:32:04
○ 2016-07-20 05:40:56
○ 2026-06-13 18:45:38
●NSns5.kasserver.com2026-02-16 → 2026-06-13 · 3 obs
● 2026-02-16 10:18:38
● 2026-06-13 18:45:38
●NSns6.kasserver.com2026-02-16 → 2026-06-13 · 3 obs
● 2026-02-16 10:18:38
● 2026-06-13 18:45:38
○MXmailgroups.de2015-07-20 → 2016-03-17 · 4 obs
● 2016-03-17 00:32:04
○ 2016-07-20 05:40:56
○ 2026-06-13 18:45:38
●MXw018c3f2.kasserver.com2026-02-16 → 2026-06-13 · 3 obs
● 2026-02-16 10:18:38
● 2026-06-13 18:45:38
●A85.13.134.2402026-02-16 → 2026-06-13 · 3 obs
● 2026-02-16 10:18:38
● 2026-06-13 18:45:38
○A85.214.28.1282015-07-20 → 2016-03-17 · 4 obs
● 2016-03-17 00:32:04
○ 2016-07-20 05:40:56
○ 2026-06-13 18:45:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| mailgroups.de | ns6.kasserver.com, ns5.kasserver.com | - |
✅ Authoritative Response
Server:85.13.128.3
NS records: ns6.kasserver.com, ns5.kasserver.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at mailgroups.de: Error: DNS query timeout: 194.0.0.53 for DS mailgroups.de
⏱️ Timing
Total: 3937ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.134.240 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | w018c3f2.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
mailgroups.de has exactly one IP address — 85.13.134.240.
w018c74c.kasserver.com, gartenfreunde-berlin.de, deep40.de plus two other host names have IP numbers in common with mailgroups.de.
Name Servers
Two name servers handle the delegation for mailgroups.de: ns5.kasserver.com and ns6.kasserver.com.
The name server configuration of mailgroups.de is shared with other domains, for instance thatslife4me.com, kfz-pflege-pankow.de, teamscouts.de and two others.
At least some of mailgroups.de's name servers are shared with other domains, for example lambdaplus.de, familienmediation-muenchen.de, scl.at and two more.
These name servers are often deployed together with the name servers ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Each of ns5.kasserver.com and ns6.kasserver.com has one IP address: ns5.kasserver.com uses 85.13.128.3 and ns6.kasserver.com uses 85.13.159.101.
Mail Servers
mailgroups.de uses one mail server — w018c3f2.kasserver.com.
w018c3f2.kasserver.com carries a single IP number, which is 85.13.134.240.