cfn.dk - robtex.com
cfn.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:261:5011::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cp08.nordicway.dk | ||||||
| A | 142.132.203.237🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC | ||||||
| NS | ns3.nordicway.dk ⭐ | ||||||
| A | 2a01:4f8:c2c:d3c0::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns3.nordicway.dk | ||||||
| A | 78.47.45.64🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | ns3.nordicway.dk | ||||||
| NS | ns4.nordicway.dk | ||||||
| A | 2a01:4f8:c010:24a2::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns4.nordicway.dk | ||||||
| A | 78.47.56.84🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | ns4.nordicway.dk | ||||||
| MX | cfn.dk ⭐ | ||||||
| A | 2a01:4f8:261:5011::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cp08.nordicway.dk | ||||||
| A | 142.132.203.237🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC | ||||||
| PTR | cp08.nordicway.dk | ||||||
| TXT | v=spf1 ip4:142.132.203.237 +a +mx include:relay.mailchannels.net ~all | ||||||
| SOA | ns3.nordicway.dkserver@nordicway.dk 2026-07-30 #1 | ||||||
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1786958100localtime Mon Aug 17 11:15:00 2026gmtime Mon Au... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1786958101 | ||||||
MX for
cfn.dk |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns3.nordicway.dk2026-06-18 → 2026-08-17 · 2 obs
● 2026-08-17 09:23:58
●NSns4.nordicway.dk2026-06-18 → 2026-08-17 · 2 obs
● 2026-08-17 09:23:58
●MXcfn.dk2026-06-18 → 2026-08-17 · 2 obs
● 2026-08-17 09:23:58
●A142.132.203.2372026-06-18 → 2026-08-17 · 2 obs
● 2026-08-17 09:23:58
●A2a01:4f8:261:5011::22026-06-18 → 2026-08-17 · 2 obs
● 2026-08-17 09:23:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, h.nic.dk, c.nic.dk, l.nic.dk... | - |
| cfn.dk | ns3.nordicway.dk, ns4.nordicway.dk | 4 records |
✅ Authoritative Response
Server:78.47.56.84
NS records: ns3.nordicway.dk, ns4.nordicway.dk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cfn.dk (unsigned zone)
⏱️ Timing
Total: 636ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 142.132.203.237 |
| AAAA | 1 | 2a01:4f8:261:5011::2 |
| NS | 2 | ns4.nordicway.dk, ns3.nordicway.dk |
| MX | 1 | cfn.dk (pri: 0) |
| TXT | 1 | v=spf1 ip4:142.132.203.237 +a +mx includ |
| SOA | 1 | ns3.nordicway.dk server.nordicway.dk |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns3.nordicway.dk, ns4.nordicway.dk, ns3.nordicway.dk...)
Analysis
Mail Server Role
cfn.dk acts as its own mail server.
IP Addresses
cfn.dk has two IP addresses: 142.132.203.237 and 2a01:4f8:261:5011::2
Additional host names — mx.tellip.com, balkom.dk, miksa.dk and two others — share IP numbers with cfn.dk.
Name Servers
DNS delegation for cfn.dk points to two name servers: ns3.nordicway.dk and ns4.nordicway.dk.
cfn.dk shares its name server setup with other domains, including lektonen.dk, euro-med.dk, lisas.dk and two others.
At least some of cfn.dk's name servers are shared with other domains, for example mccm.dk, diff.dk, novastart.dk and two more.
These name servers tend to be deployed in combination with the name servers ns1.nordicway.dk and ns2.nordicway.dk.
ns3.nordicway.dk directs to 78.47.45.64 and 2a01:4f8:c2c:d3c0::1. ns4.nordicway.dk directs to 78.47.56.84 and 2a01:4f8:c010:24a2::1. Each host name carries two IP addresses.
Mail Servers
cfn.dk has a single mail server: cfn.dk itself.
cfn.dk directs to two IP numbers, 142.132.203.237 and 2a01:4f8:261:5011::2.