undo.dk - dns.ninja
undo.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.30.211.38🇩🇰 ONECOM46.30.208.0/21 One.com A/S | ||||||
| PTR | domain-parking.one.com | ||||||
| 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.mailpod5-cph3.one.com ⭐ | ||||||
| A | 185.164.14.54🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx1.pub.mailpod5-cph3.one.com | ||||||
| MX | mx2.pub.mailpod5-cph3.one.com ⭐ | ||||||
| A | 185.164.14.55🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx2.pub.mailpod5-cph3.one.com | ||||||
| MX | mx3.pub.mailpod5-cph3.one.com ⭐ | ||||||
| A | 185.164.14.56🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx3.pub.mailpod5-cph3.one.com | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-06-19 #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 1782624601localtime Sun Jun 28 07:30:01 2026gmtime Sun Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1782624601 | ||||||
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●MXmx1.pub.mailpod5-cph3.one.com2026-02-18 → 2026-06-28 · 3 obs
● 2026-02-18 06:40:18
● 2026-06-28 05:34:50
●MXmx2.pub.mailpod5-cph3.one.com2026-02-18 → 2026-06-28 · 3 obs
● 2026-02-18 06:40:18
● 2026-06-28 05:34:50
●MXmx3.pub.mailpod5-cph3.one.com2026-02-18 → 2026-06-28 · 3 obs
● 2026-02-18 06:40:18
● 2026-06-28 05:34:50
○MXmxcluster1.one.com2015-08-08 → 2017-01-14 · 4 obs
● 2017-01-14 15:49:00
○ 2026-02-18 06:40:18
○ 2026-06-28 05:34:50
○MXmxcluster2.one.com2015-08-08 → 2017-01-14 · 4 obs
● 2017-01-14 15:49:00
○ 2026-02-18 06:40:18
○ 2026-06-28 05:34:50
●A46.30.211.382026-02-18 → 2026-06-28 · 3 obs
● 2026-02-18 06:40:18
● 2026-06-28 05:34:50
○A46.30.212.2232015-08-08 → 2016-07-30 · 4 obs
● 2016-07-30 05:02:30
○ 2016-10-08 22:07:46
○ 2026-06-28 05:34:50
○A46.30.213.2032016-10-08 → 2017-01-14 · 5 obs
● 2016-10-08 22:07:46
● 2017-01-14 15:49:00
○ 2026-02-18 06:40:18
○ 2026-06-28 05:34:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | l.nic.dk, c.nic.dk, b.nic.dk, h.nic.dk... | - |
| undo.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.30.211.38 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 3 | mx1.pub.mailpod5-cph3.one.com (pri: 10), mx3.pub.mailpod5-cph3.one.com (pri: 10)... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
undo.dk resolves to one IP address: 46.30.211.38.
arendtech.com, nilsberge.no, soppela.se and two other host names share IP numbers with undo.dk.
Name Servers
Two name servers handle the delegation for undo.dk: ns01.one.com and ns02.one.com.
undo.dk uses the same name servers as several other domains — among them suni.dk, elitebattlerap.com, manjo.dk and two more.
ns01.one.com and ns02.one.com both carry two IP addresses. The A records for ns01.one.com are 195.206.121.10 and 2001:67c:28cc::10; the A records for ns02.one.com are 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
Incoming mail for undo.dk is delivered via three mail servers: mx1.pub.mailpod5-cph3.one.com, mx2.pub.mailpod5-cph3.one.com and mx3.pub.mailpod5-cph3.one.com.
undo.dk has at least partial mail server overlap with other domains such as kang.se, cbcon.se, motolive.se and two more.
mx1.pub.mailpod5-cph3.one.com points to 185.164.14.54; mx2.pub.mailpod5-cph3.one.com points to 185.164.14.55; mx3.pub.mailpod5-cph3.one.com points to 185.164.14.56 — each hostname maps to exactly one IP address.