4firms.dk - robtex.com
4firms.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 194.150.113.21🇩🇰 team-blue-denmark194.150.112.0/22 ZITCOM A/S | ||||||
| NS | ns2.dandomain.dk ⭐ | ||||||
| A | 2a02:2339:1:108::dd:dd🇩🇰 team-blue-denmark2a02:2339::/36 | ||||||
| PTR | ns2.dandomain.dk | ||||||
| A | 91.197.248.66🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns2.dandomain.dk | ||||||
| NS | ns.dandomain.dk | ||||||
| A | 2a02:2339:4006:109::dd🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns.dandomain.dk | ||||||
| A | 185.25.141.3🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns.dandomain.dk | ||||||
| MX | mx01.dandomain.dk ⭐ | ||||||
| A | 212.237.249.50🇩🇰 team-blue-denmark212.237.248.0/23 ZITCOM A/S | ||||||
| PTR | mx1.dandomain.dk | ||||||
| SOA | ns.dandomain.dkhostmaster@dandomain.dk 2012-12-10 #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 1774720081localtime Sat Mar 28 18:48:01 2026gmtime Sat Ma... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1774720087 | ||||||
Same first word
4firms.dk |
DNS History
6 records (4 active, 2 former)
●NSns.dandomain.dk2015-07-10 → 2026-03-28 · 2 obs
● 2026-03-28 17:52:50
●NSns2.dandomain.dk2015-07-10 → 2026-03-28 · 2 obs
● 2026-03-28 17:52:50
○NSns3.dandomain.dk2015-07-10 → 2017-04-20 · 3 obs
● 2017-04-20 10:41:56
○ 2026-03-28 17:52:50
●MXmx01.dandomain.dk2015-07-10 → 2026-03-28 · 2 obs
● 2026-03-28 17:52:50
●A194.150.113.212015-07-10 → 2026-03-28 · 2 obs
● 2026-03-28 17:52:50
○A98.126.7.302015-07-10 → 2015-07-10 · 2 obs
○ 2026-03-28 17:52:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, l.nic.dk, s.nic.dk, c.nic.dk... | - |
| 4firms.dk | ns.dandomain.dk, ns2.dandomain.dk | 4 records |
✅ Authoritative Response
Server:91.197.248.66
NS records: ns.dandomain.dk, ns2.dandomain.dk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 533ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.150.113.21 |
| NS | 2 | ns.dandomain.dk, ns2.dandomain.dk |
| MX | 1 | mx01.dandomain.dk (pri: 10) |
| SOA | 1 | ns.dandomain.dk hostmaster.dandomain.dk |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.dandomain.dk, ns.dandomain.dk, ns2.dandomain.dk...)
Analysis
IP Addresses
4firms.dk points to a single IP number: 194.150.113.21.
Other host names, for instance falgoo.dk, livogpension.dk, dftf.dk, kunden.dk and kidsbox.dk share IP numbers with 4firms.dk.
Name Servers
4firms.dk is delegated to two name servers: ns2.dandomain.dk and ns.dandomain.dk.
4firms.dk uses the same name server setup as other domains, for instance netcompass.eu, aps.dk, thomaskrarup.dk, zieglersoft.dk and randersbilsyn.dk.
4firms.dk shares name servers with other domains at least partially, for instance wios.eu, tourscopenhagen.com, nanocover.se, incrementa.net and xn--dkbrndesalg-d9a.com.
these name servers are often used together with the name servers ns3.dandomain.dk.
Host names with two IP numbers:
The host ns2.dandomain.dk points to 2a02:2339:1:108::dd:dd and 91.197.248.66.
The host ns.dandomain.dk points to 2a02:2339:4006:109::dd and 185.25.141.3.
Mail Servers
The mail server for 4firms.dk is mx01.dandomain.dk.
4firms.dk shares the same mail server setup as other domains, including partnerportal.eu, alux.tv, funtours.dk, chrtb.dk and tastybrands.dk.
4firms.dk shares at least some mail servers with other domains, for instance cfconsulting.dk.
Host name mx01.dandomain.dk resolves to IP 212.237.249.50.