bt-service.dk - robtex.com
bt-service.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.237.249.31🇩🇰 team-blue-denmark212.237.248.0/23 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 | mx1.dandomain.dk ⭐ | ||||||
| A | 212.237.249.50🇩🇰 team-blue-denmark212.237.248.0/23 ZITCOM A/S | ||||||
| PTR | mx1.dandomain.dk | ||||||
| MX | mx2.dandomain.dk(20) | ||||||
| A | 46.36.209.11🇩🇰 team-blue-denmark46.36.208.0/21 | ||||||
| PTR | mx2.dandomain.dk | ||||||
| TXT | v=spf1 include:spf.dandomain.dk ?all | ||||||
| SOA | ns.dandomain.dkhostmaster@dandomain.dk 2023-09-14 #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 1785219301localtime Tue Jul 28 08:15:01 2026gmtime Tue Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1785219301 | ||||||
Subdomains
mail.bt-service.dk |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSns.dandomain.dk2015-07-21 → 2026-07-28 · 2 obs
● 2026-07-28 07:10:42
●NSns2.dandomain.dk2015-07-21 → 2026-07-28 · 2 obs
● 2026-07-28 07:10:42
○NSns3.dandomain.dk2015-07-21 → 2018-12-18 · 4 obs
● 2018-12-18 06:25:04
○ 2026-06-14 23:10:26
○ 2026-07-28 07:10:42
○MXmail.bt-service.dk2015-07-21 → 2018-12-18 · 4 obs
● 2018-12-18 06:25:04
○ 2026-06-14 23:10:26
○ 2026-07-28 07:10:42
●MXmx1.dandomain.dk2026-06-14 → 2026-07-28 · 3 obs
● 2026-06-14 23:10:26
● 2026-07-28 07:10:42
●MXmx2.dandomain.dk2026-06-14 → 2026-07-28 · 3 obs
● 2026-06-14 23:10:26
● 2026-07-28 07:10:42
○A194.255.46.802015-07-21 → 2018-12-18 · 4 obs
● 2018-12-18 06:25:04
○ 2026-06-14 23:10:26
○ 2026-07-28 07:10:42
●A212.237.249.312026-06-14 → 2026-07-28 · 3 obs
● 2026-06-14 23:10:26
● 2026-07-28 07:10:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| bt-service.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: 687ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.237.249.31 |
| NS | 2 | ns2.dandomain.dk, ns.dandomain.dk |
| MX | 2 | mx1.dandomain.dk (pri: 10), mx2.dandomain.dk (pri: 20) |
| TXT | 1 | v=spf1 include:spf.dandomain.dk ?all |
| 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
Hierarchy
The domain mail.bt-service.dk falls under the parent bt-service.dk.
IP Addresses
bt-service.dk points to a single IP number: 212.237.249.31.
Additional host names — papir-isolering.dk, nightstop.dk, hildegardensemble.dk and two others — share IP numbers with bt-service.dk.
Name Servers
bt-service.dk is served by two delegated name servers, ns2.dandomain.dk and ns.dandomain.dk.
bt-service.dk shares its name server setup with other domains, including bustedwoman.dk, holdhjernenfrisk.dk, bestil-sommerhus.dk and two others.
At least some of bt-service.dk's name servers are shared with other domains, for example tandlaege.name, litelog.com, 25.239.194.in-addr.arpa and two more.
These name servers tend to be used in conjunction with the name servers ns3.dandomain.dk.
Each of the two host names carries two IP addresses: ns2.dandomain.dk points to 91.197.248.66 and 2a02:2339:1:108::dd:dd, and ns.dandomain.dk points to 185.25.141.3 and 2a02:2339:4006:109::dd.
Mail Servers
bt-service.dk has two mail servers: mx1.dandomain.dk and mx2.dandomain.dk.
bt-service.dk shares the same mail server setup as other domains, including vittov.dk, linanybo.dk, ssad.dk and two others.
bt-service.dk overlaps on mail servers with several other domains, for example ehregnskab.dk, bylagoni.dk, ukid.dk and kennel-ikas.dk.
Each of mx1.dandomain.dk and mx2.dandomain.dk has one IP address: mx1.dandomain.dk uses 212.237.249.50 and mx2.dandomain.dk uses 46.36.209.11.