checking.dk - robtex.com
checking.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 173.249.53.245🇩🇪 CONTABO173.249.52.0/23 | ||||||
| PTR | vmi749527.contaboserver.net | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.one.com | ||||||
| MX | mx1.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.230🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx1.pub.mailpod11-cph3.one.com | ||||||
| MX | mx2.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.231🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx2.pub.mailpod11-cph3.one.com | ||||||
| MX | mx3.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.232🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx3.pub.mailpod11-cph3.one.com | ||||||
| MX | mx4.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.233🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx4.pub.mailpod11-cph3.one.com | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-08-27 #2 | ||||||
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 1788817140localtime Mon Sep 7 23:39:00 2026gmtime Mon Se... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1788817140 | ||||||
Same first word
Similar names
Previous names
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DNS History
7 records (7 active, 0 former)
●MXmx1.pub.mailpod11-cph3.one.com2026-09-05 → 2026-09-07 · 2 obs
● 2026-09-07 21:41:30
●MXmx2.pub.mailpod11-cph3.one.com2026-09-05 → 2026-09-07 · 2 obs
● 2026-09-07 21:41:30
●MXmx3.pub.mailpod11-cph3.one.com2026-09-05 → 2026-09-07 · 2 obs
● 2026-09-07 21:41:30
●MXmx4.pub.mailpod11-cph3.one.com2026-09-05 → 2026-09-07 · 2 obs
● 2026-09-07 21:41:30
●A173.249.53.2452026-09-05 → 2026-09-07 · 2 obs
● 2026-09-07 21:41:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | l.nic.dk, c.nic.dk, b.nic.dk, h.nic.dk... | - |
| checking.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server:195.206.121.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 852ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.249.53.245 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 4 | mx3.pub.mailpod11-cph3.one.com (pri: 10), mx4.pub.mailpod11-cph3.one.com (pri: 10)... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
checking.dk directs to one IP number, which is 173.249.53.245.
Among the host names that share IP numbers with checking.dk are eps-isolering.dk, ballade.dk, amazing-grace.dk and two others.
Name Servers
checking.dk is delegated to two name servers: ns01.one.com and ns02.one.com.
checking.dk has the same name server delegation as a number of other domains, such as breum-byg.dk, pumptrack.city, fyrregarden.one and two more.
checking.dk shares at least some of its name servers with other domains, such as d4es.org.
ns01.one.com and ns02.one.com each resolve to two IP addresses: ns01.one.com points to 195.206.121.10 and 2001:67c:28cc::10, while ns02.one.com points to 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
Four mail servers handle email for checking.dk: mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com, mx3.pub.mailpod11-cph3.one.com and mx4.pub.mailpod11-cph3.one.com.
checking.dk shares at least some of its mail servers with other domains — for example hausverwaltung-neumann-ingolstadt.de, hagelen.eu, lejenballonmand.dk and two more.
mx1.pub.mailpod11-cph3.one.com resolves to 104.37.34.230. mx2.pub.mailpod11-cph3.one.com resolves to 104.37.34.231. mx3.pub.mailpod11-cph3.one.com resolves to 104.37.34.232. mx4.pub.mailpod11-cph3.one.com resolves to 104.37.34.233. All four hosts carry exactly one IP address.