opernet.de - robtex.com
opernet.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.131.241🇩🇪 NMM-AS85.13.131.0/24 Neue Medien Muennich | ||||||
| PTR | dd43320.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 ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | w00a58eb.kasserver.com ⭐ | ||||||
| A | 85.13.131.241🇩🇪 NMM-AS85.13.131.0/24 Neue Medien Muennich | ||||||
| PTR | dd43320.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2605250448 | ||||||
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=1786708891 | ||||||
Same first word
opernet.de |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns3.ai-dns.de2026-06-28 → 2026-08-14 · 3 obs
● 2026-06-28 08:50:16
● 2026-08-14 12:16:26
●NSns5.kasserver.com2015-08-31 → 2026-08-14 · 2 obs
● 2026-08-14 12:16:26
●NSns5.name-server-kas.de2026-06-28 → 2026-08-14 · 3 obs
● 2026-06-28 08:50:16
● 2026-08-14 12:16:26
●NSns6.kasserver.com2015-08-31 → 2026-08-14 · 2 obs
● 2026-08-14 12:16:26
○MXmail.opernet.de2015-08-31 → 2016-03-11 · 4 obs
● 2016-03-11 16:15:04
○ 2017-09-29 23:31:12
○ 2026-08-14 12:16:26
●MXw00a58eb.kasserver.com2017-09-29 → 2026-08-14 · 3 obs
● 2017-09-29 23:31:12
● 2026-08-14 12:16:26
●A85.13.131.2412026-06-28 → 2026-08-14 · 3 obs
● 2026-06-28 08:50:16
● 2026-08-14 12:16:26
○A85.13.133.1912015-08-31 → 2016-03-11 · 4 obs
● 2016-03-11 16:15:04
○ 2017-09-29 23:31:12
○ 2026-08-14 12:16:26
○A85.13.152.92017-09-29 → 2017-09-29 · 4 obs
● 2017-09-29 23:31:12
○ 2026-06-28 08:50:16
○ 2026-08-14 12:16:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| opernet.de | ns3.ai-dns.de, ns6.kasserver.com, ns5.name-server-kas.de, ns5.kasserver.com | - |
✅ Authoritative Response
Server:168.119.5.244
NS records: ns3.ai-dns.de, ns6.kasserver.com, ns5.name-server-kas.de, ns5.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opernet.de (unsigned zone)
⏱️ Timing
Total: 1656ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.131.241 |
| NS | 2 | ns5.kasserver.com, ns6.kasserver.com |
| MX | 1 | w00a58eb.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
opernet.de resolves to one IP address: 85.13.131.241.
w00b8137.kasserver.com, w0119eab.kasserver.com, w01a1418.kasserver.com and two other host names share IP numbers with opernet.de.
Name Servers
The authoritative name servers for opernet.de are ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de.
opernet.de has at least partial name server overlap with other domains, such as event-macher.com, mef-wob.de, bb-bagels.de and two others.
It is common to see these name servers used together with name servers a-dns-service.de and ns3.kas-dns-server.de.
Each of the four hosts ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de points to a single IP address — ns5.kasserver.com points to 85.13.128.3, ns6.kasserver.com points to 85.13.159.101, ns3.ai-dns.de points to 168.119.5.244 and ns5.name-server-kas.de points to 85.13.181.181.
Mail Servers
Mail for opernet.de is handled by a single mail server, w00a58eb.kasserver.com.
The mail server configuration of opernet.de is identical to that of other domains — prokopetz.de being one example.
w00a58eb.kasserver.com has exactly one IP number: 85.13.131.241.