ucdk.com - dns.ninja

`ucdk.com`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:10b:803d:e76:aa5:473^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.213.103^{🇩🇰 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	`ucdk-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
		A	52.101.73.24^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00300.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all`
TXT	`mandrill_verify.UMeADMCo1E9brB5VBAlwlw`
SOA	`ns01.one.com`hostmaster@one.com 2026-04-21 #2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1781422830

Same first word

ucdk.com

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DNS History

14 records (5 active, 9 former)

●NSns01.one.com2015-08-23 → 2026-06-14 · 3 obs

○ 2008-03-18 09:43:02
● 2015-08-23 07:39:14
● 2026-06-14 08:00:46

●NSns02.one.com2015-08-23 → 2026-06-14 · 3 obs

○ 2008-03-18 09:43:02
● 2015-08-23 07:39:14
● 2026-06-14 08:00:46

○MXmx1.pub.mailpod7-cph3.one.com2020-01-02 → 2020-01-02 · 4 obs

○ 2017-05-11 21:36:44
● 2020-01-02 17:10:26
○ 2026-03-13 08:53:46
○ 2026-06-14 08:00:46

○MXmx2.pub.mailpod7-cph3.one.com2020-01-02 → 2020-01-02 · 4 obs

○ 2017-05-11 21:36:44
● 2020-01-02 17:10:26
○ 2026-03-13 08:53:46
○ 2026-06-14 08:00:46

○MXmx3.pub.mailpod7-cph3.one.com2020-01-02 → 2020-01-02 · 4 obs

○ 2017-05-11 21:36:44
● 2020-01-02 17:10:26
○ 2026-03-13 08:53:46
○ 2026-06-14 08:00:46

○MXmxcluster1.one.com2015-08-23 → 2017-05-11 · 5 obs

○ 2008-03-18 09:43:02
● 2015-08-23 07:39:14
● 2017-05-11 21:36:44
○ 2020-01-02 17:10:26
○ 2026-06-14 08:00:46

○MXmxcluster2.one.com2015-08-23 → 2017-05-11 · 5 obs

○ 2008-03-18 09:43:02
● 2015-08-23 07:39:14
● 2017-05-11 21:36:44
○ 2020-01-02 17:10:26
○ 2026-06-14 08:00:46

●MXucdk-com.mail.protection.outlook.com2026-03-13 → 2026-06-14 · 3 obs

○ 2020-01-02 17:10:26
● 2026-03-13 08:53:46
● 2026-06-14 08:00:46

○A2a02:2350:5:104:c840:0:3d0e:760a2020-01-02 → 2020-01-02 · 4 obs

○ 2017-05-11 21:36:44
● 2020-01-02 17:10:26
○ 2026-03-13 08:53:46
○ 2026-06-14 08:00:46

●A2a02:2350:5:10b:803d:e76:aa5:4732026-03-13 → 2026-06-14 · 3 obs

○ 2020-01-02 17:10:26
● 2026-03-13 08:53:46
● 2026-06-14 08:00:46

○A46.30.212.912015-08-23 → 2016-03-24 · 5 obs

○ 2008-03-18 09:43:02
● 2015-08-23 07:39:14
● 2016-03-24 07:04:54
○ 2016-07-15 16:53:30
○ 2026-06-14 08:00:46

●A46.30.213.1032026-03-13 → 2026-06-14 · 3 obs

○ 2020-01-02 17:10:26
● 2026-03-13 08:53:46
● 2026-06-14 08:00:46

○A46.30.213.882016-07-15 → 2017-05-11 · 5 obs

○ 2016-03-24 07:04:54
● 2016-07-15 16:53:30
● 2017-05-11 21:36:44
○ 2020-01-02 17:10:26
○ 2026-06-14 08:00:46

○A46.30.215.332020-01-02 → 2020-01-02 · 4 obs

○ 2017-05-11 21:36:44
● 2020-01-02 17:10:26
○ 2026-03-13 08:53:46
○ 2026-06-14 08:00:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ucdk.com	ns01.one.com, ns02.one.com	4 records

✅ 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: 631ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.213.103`
AAAA	1	`2a02:2350:5:10b:803d:e76:aa5:473`
NS	2	`ns01.one.com, ns02.one.com`
MX	1	`ucdk-com.mail.protection.outlook.com (pr`
TXT	2	`v=spf1 include:spf.protection.outlook.co, mandrill_verify.UMeADMCo1E9brB5VBAlwlw`
SOA	1	`ns01.one.com hostmaster.one.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns01.one.com, ns01.one.com, ns02.one.com...)

Analysis

IP Addresses

ucdk.com points to two IP numbers: 46.30.213.103 and 2a02:2350:5:10b:803d:e76:aa5:473.

audiomedico.dk, pepup.be, ulrikag.se plus two other host names have IP numbers in common with ucdk.com.

Name Servers

ucdk.com has two authoritative name servers — ns01.one.com and ns02.one.com.

The name server configuration of ucdk.com is shared with other domains, for instance ulto.se, ingeobel.dk, skanberg.org and two others.

Both ns01.one.com and ns02.one.com have two IP addresses each. ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10; ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10.

Mail Servers

ucdk.com uses one mail server — ucdk-com.mail.protection.outlook.com.

ucdk-com.mail.protection.outlook.com has 8 IP addresses: 52.101.68.0, 52.101.73.4, 52.101.73.24 plus 5 more.