cuom.dk - dns.ninja

`cuom.dk`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:111:80fe:d6cb:fa48:e217^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.215.101^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns01.one.com`
		A	195.206.121.10^{ONECOM-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	185.10.11.10^{ONECOM185.10.11.0/24}
			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.com`hostmaster@one.com 2026-06-17 #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 1786004820localtime Thu Aug 6 10:27:00 2026gmtime Thu Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1786004820

Same first word

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cuom.ac.tz

cuom.edu.mx

cuom.dk

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DNS History

13 records (8 active, 5 former)

●NSns01.one.com2015-06-11 → 2026-08-06 · 2 obs

● 2015-06-11 23:36:08
● 2026-08-06 08:35:22

●NSns02.one.com2015-06-11 → 2026-08-06 · 2 obs

● 2015-06-11 23:36:08
● 2026-08-06 08:35:22

●MXmx1.pub.mailpod11-cph3.one.com2026-04-04 → 2026-08-06 · 3 obs

○ 2017-05-28 10:02:34
● 2026-04-04 10:10:20
● 2026-08-06 08:35:22

●MXmx2.pub.mailpod11-cph3.one.com2026-04-04 → 2026-08-06 · 3 obs

○ 2017-05-28 10:02:34
● 2026-04-04 10:10:20
● 2026-08-06 08:35:22

●MXmx3.pub.mailpod11-cph3.one.com2026-04-04 → 2026-08-06 · 3 obs

○ 2017-05-28 10:02:34
● 2026-04-04 10:10:20
● 2026-08-06 08:35:22

●MXmx4.pub.mailpod11-cph3.one.com2026-04-04 → 2026-08-06 · 3 obs

○ 2017-05-28 10:02:34
● 2026-04-04 10:10:20
● 2026-08-06 08:35:22

○MXmxcluster1.one.com2015-06-11 → 2017-05-28 · 4 obs

● 2015-06-11 23:36:08
● 2017-05-28 10:02:34
○ 2026-04-04 10:10:20
○ 2026-08-06 08:35:22

○MXmxcluster2.one.com2015-06-11 → 2017-05-28 · 4 obs

● 2015-06-11 23:36:08
● 2017-05-28 10:02:34
○ 2026-04-04 10:10:20
○ 2026-08-06 08:35:22

●A2a02:2350:5:111:80fe:d6cb:fa48:e2172026-04-04 → 2026-08-06 · 3 obs

○ 2017-05-28 10:02:34
● 2026-04-04 10:10:20
● 2026-08-06 08:35:22

○A46.30.212.1842015-06-11 → 2016-04-10 · 4 obs

● 2015-06-11 23:36:08
● 2016-04-10 22:12:08
○ 2016-10-13 09:41:50
○ 2026-08-06 08:35:22

○A46.30.213.1192016-10-13 → 2016-10-13 · 4 obs

○ 2016-04-10 22:12:08
● 2016-10-13 09:41:50
○ 2017-05-28 10:02:34
○ 2026-08-06 08:35:22

●A46.30.215.1012026-04-04 → 2026-08-06 · 3 obs

○ 2017-05-28 10:02:34
● 2026-04-04 10:10:20
● 2026-08-06 08:35:22

○A46.30.215.1272017-05-28 → 2017-05-28 · 4 obs

○ 2016-10-13 09:41:50
● 2017-05-28 10:02:34
○ 2026-04-04 10:10:20
○ 2026-08-06 08:35:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	t.nic.dk, b.nic.dk, c.nic.dk, h.nic.dk...	-
cuom.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: 1251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.215.101`
AAAA	1	`2a02:2350:5:111:80fe:d6cb:fa48:e217`
NS	2	`ns01.one.com, ns02.one.com`
MX	4	`mx4.pub.mailpod11-cph3.one.com (pri: 10), mx3.pub.mailpod11-cph3.one.com (pri: 10)...`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

IP Addresses

cuom.dk resolves to the IP addresses 46.30.215.101 and 2a02:2350:5:111:80fe:d6cb:fa48:e217

Two other host names, along with rr250.de, sjoaker.se and sibylmontague.com, also share IP numbers with cuom.dk.

Name Servers

cuom.dk is served by two delegated name servers, ns01.one.com and ns02.one.com.

cuom.dk shares its NS records with other domains, for example soroptimistloppet.se, geothermischewarmtepomp.be, faceline.dk and two others.

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

cuom.dk has four mail servers: 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.

There is at least a partial MX overlap between cuom.dk and other domains, including skoterled.se, vari.dk, br-totalbyg.dk and two others.

The hosts 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 all resolve to exactly one IP address each: 104.37.34.230, 104.37.34.231, 104.37.34.232 and 104.37.34.233 respectively.