4string.de - dns.ninja
4string.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.145.28🇩🇪 NMM-AS85.13.145.0/24 Neue Medien Muennich | ||||||
| PTR | dd25122.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 | w009df9b.kasserver.com ⭐ | ||||||
| A | 85.13.145.28🇩🇪 NMM-AS85.13.145.0/24 Neue Medien Muennich | ||||||
| PTR | dd25122.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2606151944 | ||||||
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=1786332448 | ||||||
Subdomains
mail.4string.de |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns5.kasserver.com2015-07-14 → 2026-08-10 · 2 obs
● 2026-08-10 03:54:44
●NSns6.kasserver.com2015-07-14 → 2026-08-10 · 2 obs
● 2026-08-10 03:54:44
○MXmail.4string.de2015-07-14 → 2016-06-24 · 4 obs
● 2016-06-24 07:26:48
○ 2017-03-14 07:19:42
○ 2026-08-10 03:54:44
●MXw009df9b.kasserver.com2017-03-14 → 2026-08-10 · 3 obs
● 2017-03-14 07:19:42
● 2026-08-10 03:54:44
●A85.13.145.282026-02-24 → 2026-08-10 · 3 obs
● 2026-02-24 01:53:06
● 2026-08-10 03:54:44
○A85.13.150.1712015-07-14 → 2016-06-24 · 4 obs
● 2016-06-24 07:26:48
○ 2017-03-14 07:19:42
○ 2026-08-10 03:54:44
○A85.13.156.1802017-03-14 → 2017-07-23 · 5 obs
● 2017-03-14 07:19:42
● 2017-07-23 00:14:10
○ 2026-02-24 01:53:06
○ 2026-08-10 03:54:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| 4string.de | ns6.kasserver.com, ns5.kasserver.com | - |
✅ Authoritative Response
Server:85.13.128.3
NS records: ns6.kasserver.com, ns5.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4string.de (unsigned zone)
⏱️ Timing
Total: 906ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.145.28 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | w009df9b.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
The domain mail.4string.de falls under the parent 4string.de.
IP Addresses
4string.de directs to one IP number, which is 85.13.145.28.
Among the host names that share IP numbers with 4string.de are media-e-motion.com, www.c64.tin.at, w01e9b4b.kasserver.com and two others.
Name Servers
The NS records for 4string.de delegate to ns5.kasserver.com and ns6.kasserver.com.
4string.de has the same name server delegation as a number of other domains, such as trauerbegleitung.net, lichtgard.eu, fxg.li and two more.
At least some of 4string.de's name servers are shared with other domains, for example katze-24.de, drrocke.de, dpsg-eichstaett.de 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
4string.de routes its mail through a single mail server, w009df9b.kasserver.com.
w009df9b.kasserver.com resolves to 85.13.145.28 and no other IP number.