flexsleep.de - dns.ninja
flexsleep.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.130.207🇩🇪 NMM-AS85.13.130.0/24 Neue Medien Muennich | ||||||
| PTR | dd13238.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 | ns3.ai-dns.de | ||||||
| A | 168.119.5.244🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC | ||||||
| PTR | static.244.5.119.168.clients.your-server.de | ||||||
| NS | ns5.name-server-kas.de | ||||||
| A | 85.13.181.181🇩🇪 NMM-AS85.13.181.0/24 Neue Medien Muennich | ||||||
| PTR | 85-13-181-181-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 | w007947e.kasserver.com ⭐ | ||||||
| A | 85.13.130.207🇩🇪 NMM-AS85.13.130.0/24 Neue Medien Muennich | ||||||
| PTR | dd13238.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2606060121 | ||||||
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=1786769231 | ||||||
Same first word
flexsleep.com |
flexsleep.de |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns3.ai-dns.de2026-02-15 → 2026-08-15 · 3 obs
● 2026-02-15 03:00:42
● 2026-08-15 05:07:22
●NSns5.kasserver.com2015-07-17 → 2026-08-15 · 2 obs
● 2026-08-15 05:07:22
●NSns5.name-server-kas.de2026-02-15 → 2026-08-15 · 3 obs
● 2026-02-15 03:00:42
● 2026-08-15 05:07:22
●NSns6.kasserver.com2015-07-17 → 2026-08-15 · 2 obs
● 2026-08-15 05:07:22
○MXmail.flexsleep.de2015-07-17 → 2016-06-24 · 4 obs
● 2016-06-24 10:31:24
○ 2017-08-21 17:49:16
○ 2026-08-15 05:07:22
●MXw007947e.kasserver.com2017-08-21 → 2026-08-15 · 3 obs
● 2017-08-21 17:49:16
● 2026-08-15 05:07:22
●A85.13.130.2072026-02-15 → 2026-08-15 · 3 obs
● 2026-02-15 03:00:42
● 2026-08-15 05:07:22
○A85.13.153.1262015-07-17 → 2016-06-24 · 4 obs
● 2016-06-24 10:31:24
○ 2017-08-21 17:49:16
○ 2026-08-15 05:07:22
○A85.13.157.1692017-08-21 → 2017-08-21 · 4 obs
● 2017-08-21 17:49:16
○ 2026-02-15 03:00:42
○ 2026-08-15 05:07:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| flexsleep.de | ns5.name-server-kas.de, ns5.kasserver.com, ns3.ai-dns.de, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.159.101
NS records: ns5.name-server-kas.de, ns5.kasserver.com, ns3.ai-dns.de, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for flexsleep.de (unsigned zone)
⏱️ Timing
Total: 1017ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.130.207 |
| NS | 4 | ns3.ai-dns.de, ns5.name-server-kas.de... |
| MX | 1 | w007947e.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
flexsleep.de points to a single IP number: 85.13.130.207.
Additional host names — w012c578.kasserver.com, w01510ed.kasserver.com, mail.zfw-compliance-monitor.de and two others — share IP numbers with flexsleep.de.
Name Servers
flexsleep.de has four authoritative name servers: ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de.
There is at least partial name server overlap between flexsleep.de and other domains — fenstercompany.com, gotec-gmbh.de, adam-adonis.eu and two more among them.
ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de each resolve to one IP address: ns5.kasserver.com resolves to 85.13.128.3, ns6.kasserver.com resolves to 85.13.159.101, ns3.ai-dns.de resolves to 168.119.5.244 and ns5.name-server-kas.de resolves to 85.13.181.181.
Mail Servers
flexsleep.de has one mail server: w007947e.kasserver.com.
flexsleep.de shares the same mail server setup as other domains, including wbtalk.de, smiraculix.de, wasserbettennotdienst.de and two others.
w007947e.kasserver.com resolves to a single IP number: 85.13.130.207.