4th.dk - dns.ninja
4th.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 195.47.247.18ONECOM195.47.247.0/24 One.com A/S | ||||||
| PTR | one.com.webforward.g1i.one | ||||||
| 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.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.36🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx1.mailpod15-cph3.g1i.one.com | ||||||
| MX | mx2.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.37🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx2.mailpod15-cph3.g1i.one.com | ||||||
| MX | mx3.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.38🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx3.mailpod15-cph3.g1i.one.com | ||||||
| MX | mx4.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.39🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx4.mailpod15-cph3.g1i.one.com | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-07-14 #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 1785968821localtime Thu Aug 6 00:27:01 2026gmtime Wed Au... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1785968821 | ||||||
Same first word
Similar names
DNS History
16 records (7 active, 9 former)
●MXmx1.mailpod15-cph3.g1i.one.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:33:54
● 2026-08-05 22:40:00
○MXmx1.pub.mailpod5-cph3.one.com2018-10-20 → 2018-11-15 · 5 obs
● 2018-10-20 08:28:50
● 2018-11-15 13:10:22
○ 2026-03-26 13:33:54
○ 2026-08-05 22:40:00
●MXmx2.mailpod15-cph3.g1i.one.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:33:54
● 2026-08-05 22:40:00
○MXmx2.pub.mailpod5-cph3.one.com2018-10-20 → 2018-11-15 · 5 obs
● 2018-10-20 08:28:50
● 2018-11-15 13:10:22
○ 2026-03-26 13:33:54
○ 2026-08-05 22:40:00
●MXmx3.mailpod15-cph3.g1i.one.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:33:54
● 2026-08-05 22:40:00
○MXmx3.pub.mailpod5-cph3.one.com2018-10-20 → 2018-11-15 · 5 obs
● 2018-10-20 08:28:50
● 2018-11-15 13:10:22
○ 2026-03-26 13:33:54
○ 2026-08-05 22:40:00
●MXmx4.mailpod15-cph3.g1i.one.com2026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:33:54
● 2026-08-05 22:40:00
○MXmxcluster1.one.com2015-07-26 → 2017-02-09 · 4 obs
● 2017-02-09 06:43:50
○ 2018-10-20 08:28:50
○ 2026-08-05 22:40:00
○MXmxcluster2.one.com2015-07-26 → 2017-02-09 · 4 obs
● 2017-02-09 06:43:50
○ 2018-10-20 08:28:50
○ 2026-08-05 22:40:00
●A195.47.247.182026-03-26 → 2026-08-05 · 3 obs
● 2026-03-26 13:33:54
● 2026-08-05 22:40:00
○A2a02:2350:5:104:c940:0:c129:9a312018-10-20 → 2018-11-15 · 5 obs
● 2018-10-20 08:28:50
● 2018-11-15 13:10:22
○ 2026-03-26 13:33:54
○ 2026-08-05 22:40:00
○A46.30.212.232015-07-26 → 2016-01-16 · 4 obs
● 2016-01-16 23:42:20
○ 2017-02-09 06:43:50
○ 2026-08-05 22:40:00
○A46.30.215.372018-10-20 → 2018-11-15 · 5 obs
● 2018-10-20 08:28:50
● 2018-11-15 13:10:22
○ 2026-03-26 13:33:54
○ 2026-08-05 22:40:00
○A46.30.215.62017-02-09 → 2017-02-09 · 4 obs
● 2017-02-09 06:43:50
○ 2018-10-20 08:28:50
○ 2026-08-05 22:40:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| 4th.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: 861ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.47.247.18 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 4 | mx4.mailpod15-cph3.g1i.one.com (pri: 10), mx1.mailpod15-cph3.g1i.one.com (pri: 10)... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
4th.dk directs to one IP number, which is 195.47.247.18.
Among the host names that share IP numbers with 4th.dk are redstone.dk, fallby.net, cometas.dk and two others.
Name Servers
4th.dk is served by two delegated name servers, ns01.one.com and ns02.one.com.
4th.dk has the same name server delegation as a number of other domains, such as mpssoncoaching.se, stromby.se, gupi.dk and two more.
Each of the two host names carries two IP addresses: ns01.one.com points to 195.206.121.10 and 2001:67c:28cc::10, and ns02.one.com points to 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
4th.dk has four mail servers: mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com, mx3.mailpod15-cph3.g1i.one.com and mx4.mailpod15-cph3.g1i.one.com.
4th.dk shares at least some of its mail servers with other domains — for example stiltjek.dk, tamburin.com, bollih.de and two more.
mx1.mailpod15-cph3.g1i.one.com resolves to 104.37.35.36. mx2.mailpod15-cph3.g1i.one.com resolves to 104.37.35.37. mx3.mailpod15-cph3.g1i.one.com resolves to 104.37.35.38. mx4.mailpod15-cph3.g1i.one.com resolves to 104.37.35.39. All four hosts carry exactly one IP address.