`5531.dk`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:10b:8003:e03:79e6:259e^{🇩🇰 ONECOM}
A	46.30.213.96^{🇩🇰 ONECOM}
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^ONECOM-INFRA
			PTR	`ns01.one.com`
		A	195.206.121.10^ONECOM-INFRA
			PTR	`ns01.one.com`
NS	`ns02.one.com`
		A	2001:67c:3c0::10^{🇩🇰 ONECOM}
			PTR	`ns02.one.com`
		A	185.10.11.10^ONECOM
			PTR	`ns02.one.com`
MX	`mx1.pub.mailpod10-cph3.one.com` ⭐ 🔒
		A	104.37.34.70^{🇩🇰 ONECOM}
			PTR	`mx1.pub.mailpod10-cph3.one.com`
MX	`mx2.pub.mailpod10-cph3.one.com` ⭐ 🔒
		A	104.37.34.71^{🇩🇰 ONECOM}
			PTR	`mx2.pub.mailpod10-cph3.one.com`
MX	`mx3.pub.mailpod10-cph3.one.com` ⭐ 🔒
		A	104.37.34.72^{🇩🇰 ONECOM}
			PTR	`mx3.pub.mailpod10-cph3.one.com`
MX	`mx4.pub.mailpod10-cph3.one.com` ⭐ 🔒
		A	104.37.34.73^{🇩🇰 ONECOM}
			PTR	`mx4.pub.mailpod10-cph3.one.com`
SOA	`ns01.one.com`hostmaster@one.com 2026-02-20 #5

`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 1771291441localtime Tue Feb 17 02:24:01 2026gmtime Tue Fe...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1771291261

Same first word

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DNS History

12 records (8 active, 4 former)

●NSns01.one.com2015-05-16 → 2026-02-22 · 2 obs

● 2015-05-16 14:02:04
● 2026-02-22 09:29:04

●NSns02.one.com2015-05-16 → 2026-02-22 · 2 obs

● 2015-05-16 14:02:04
● 2026-02-22 09:29:04

●MXmx1.pub.mailpod10-cph3.one.com2026-02-21 → 2026-02-22 · 3 obs

○ 2017-04-09 07:25:16
● 2026-02-21 19:05:32
● 2026-02-22 09:29:04

●MXmx2.pub.mailpod10-cph3.one.com2026-02-21 → 2026-02-22 · 3 obs

○ 2017-04-09 07:25:16
● 2026-02-21 19:05:32
● 2026-02-22 09:29:04

●MXmx3.pub.mailpod10-cph3.one.com2026-02-21 → 2026-02-22 · 3 obs

○ 2017-04-09 07:25:16
● 2026-02-21 19:05:32
● 2026-02-22 09:29:04

●MXmx4.pub.mailpod10-cph3.one.com2026-02-21 → 2026-02-22 · 3 obs

○ 2017-04-09 07:25:16
● 2026-02-21 19:05:32
● 2026-02-22 09:29:04

○MXmxcluster1.one.com2015-05-16 → 2017-04-09 · 4 obs

● 2015-05-16 14:02:04
● 2017-04-09 07:25:16
○ 2026-02-21 19:05:32
○ 2026-02-22 09:29:04

○MXmxcluster2.one.com2015-05-16 → 2017-04-09 · 4 obs

● 2015-05-16 14:02:04
● 2017-04-09 07:25:16
○ 2026-02-21 19:05:32
○ 2026-02-22 09:29:04

●A2a02:2350:5:10b:8003:e03:79e6:259e2026-02-21 → 2026-02-22 · 3 obs

○ 2017-04-09 07:25:16
● 2026-02-21 19:05:32
● 2026-02-22 09:29:04

○A46.30.212.2552015-05-16 → 2016-03-23 · 4 obs

● 2015-05-16 14:02:04
● 2016-03-23 04:15:30
○ 2016-09-09 08:10:44
○ 2026-02-22 09:29:04

○A46.30.213.692016-09-09 → 2017-04-09 · 5 obs

○ 2016-03-23 04:15:30
● 2016-09-09 08:10:44
● 2017-04-09 07:25:16
○ 2026-02-21 19:05:32
○ 2026-02-22 09:29:04

●A46.30.213.962026-02-21 → 2026-02-22 · 3 obs

○ 2017-04-09 07:25:16
● 2026-02-21 19:05:32
● 2026-02-22 09:29:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	h.nic.dk, c.nic.dk, s.nic.dk, t.nic.dk...	-
5531.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: 916ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.213.96`
AAAA	1	`2a02:2350:5:10b:8003:e03:79e6:259e`
NS	2	`ns01.one.com, ns02.one.com`
MX	4	`mx3.pub.mailpod10-cph3.one.com (pri: 10), mx4.pub.mailpod10-cph3.one.com (pri: 10)...`
SOA	1	`ns01.one.com hostmaster.one.com`

AI analysis

5531.dk resolves to two IP numbers: 2a02:2350:5:10b:8003:e03:79e6:259e and 46.30.213.96.

Other host names, for instance sekuru.com, mirrads.de, danielgrobelny.de, foxunit.de and sjonergroup.com share IP numbers with 5531.dk.

5531.dk has two name servers: ns01.one.com and ns02.one.com.

5531.dk shares the same name server setup as other domains, for example bijlon.com, brandsegg.net, patentattorney.pro, lafinao.com and fylo.nl.

Host names with two IP numbers:

ns01.one.com points to: 2001:67c:28cc::10 and 195.206.121.10; ns02.one.com points to: 2001:67c:3c0::10 and 185.10.11.10.

5531.dk is handled by four mail servers: mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com, mx3.pub.mailpod10-cph3.one.com and mx4.pub.mailpod10-cph3.one.com.

5531.dk shares some mail servers with other domains, at least partially; for instance svarva.net, domi-baer.de, motionmedia.no, continental-hotel.se and kronwald.com.