cobru.net - robtex.com
cobru.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.136.189🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich | ||||||
| PTR | dd52834.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 | w01777a9.kasserver.com ⭐ | ||||||
| A | 85.13.136.189🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich | ||||||
| PTR | dd52834.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2512151259 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776090377 | ||||||
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns5.kasserver.com2017-10-22 → 2026-04-13 · 2 obs
● 2026-04-13 14:38:54
●NSns6.kasserver.com2017-10-22 → 2026-04-13 · 2 obs
● 2026-04-13 14:38:54
●MXw01777a9.kasserver.com2017-10-22 → 2026-04-13 · 2 obs
● 2026-04-13 14:38:54
●A85.13.136.1892026-04-07 → 2026-04-13 · 3 obs
● 2026-04-07 18:53:52
● 2026-04-13 14:38:54
○A85.13.140.72017-10-22 → 2017-10-22 · 3 obs
○ 2026-04-07 18:53:52
○ 2026-04-13 14:38:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| cobru.net | ns5.kasserver.com, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.128.3
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cobru.net (unsigned zone)
⏱️ Timing
Total: 290ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.136.189 |
| NS | 2 | ns5.kasserver.com, ns6.kasserver.com |
| MX | 1 | w01777a9.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
cobru.net points to IP number: 85.13.136.189.
Other host names such as mail.melsbox.com, 4all-gruppe.de, eskildsen.de, www.gs-ms-herrieden.de and mail.eskildsen.de share IPs with cobru.net.
Name Servers
cobru.net is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.
cobru.net shares the same name server setup as demokratie-plus.de, bk-webengineering.de, wiatec.de, mac-dos.com and retzmann-consulting.com.
cobru.net at least partially shares name servers with other domains, for instance inet-for-you.de, dpsg-odenwald-tauber.de, tsvdonndorf-eckersdorf.de, bergwanderverein.de and ankes-kosmetik-studio.de.
these name servers are commonly used with a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.de.
Host names with a single IP:
ns5.kasserver.com points to 85.13.128.3.
ns6.kasserver.com points to 85.13.159.101.
Mail Servers
cobru.net is handled by a single mail server, w01777a9.kasserver.com.
w01777a9.kasserver.com points to a single IP: 85.13.136.189.