cd0.dk - dns.ninja

`cd0.dk`

DNSSEC	🔒 Signed (DS record present)
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	`c-team-dk.mx1.staysecuregroup.com` ⭐
		A	2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd^{🇩🇰 Amazon2a01:77c0:1619::/48 EC2 Prefix}
			PTR	`mx11.electric.net`
		A	192.162.219.155^{🇮🇪 Amazon192.162.219.0/24 EC2 Prefix}
			PTR	`mx41.electric.net`
MX	`c-team-dk.mx2.staysecuregroup.net`⁽²⁰⁾
		A	2a01:77c0:1619:4101:d99:c22:fb4d:290e^{🇩🇰 Amazon2a01:77c0:1619::/48 EC2 Prefix}
			PTR	`mx10.electric.net`
		A	192.162.219.49^{🇮🇪 Amazon192.162.219.0/24 EC2 Prefix}
			PTR	`mx41.electric.net`
TXT	`v=spf1 a mx ip4:87.48.130.105 ip4:87.48.130.101 include:_spf.stejtech.net ~all`
SOA	`ns01.one.com`hostmaster@one.com 2026-04-12 #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 1785420721localtime Thu Jul 30 16:12:01 2026gmtime Thu Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785420721

Same first word

cd0.dk

cd0.com

cd0.nl

cd0.cc

cd0.org

cd0.de

Similar names

dc0.us

dc0.ru

dc0.net

dc0.com

c0d.cc

c0d.net

0dc.cc

0cd.ai

0cd.cn

0cd.com

0dc.ru

c0d.co

c0d.org

d0c.co

0dc.de

dc0.de

d0c.com

d0c.co.uk

dc0.in

dc0.cn

0cd.net

0cd.de

0dc.net

dc0.au

c0d.ph

d0c.net

d0c.ru

0cd.xyz

dc0.org

dc0.co.uk

dc0.sh

0dc.com

d0c.me

0cd.org

d0c.org

dc0.jp

c0d.de

d0c.icu

c0d.cn

d0c.it

c0d.fr

c0d.es

c0d.ist

DNS History

11 records (4 active, 7 former)

●NSns01.one.com2026-07-05 → 2026-07-30 · 3 obs

○ 2020-03-28 08:47:54
● 2026-07-05 03:58:36
● 2026-07-30 14:40:20

●NSns02.one.com2026-07-05 → 2026-07-30 · 3 obs

○ 2020-03-28 08:47:54
● 2026-07-05 03:58:36
● 2026-07-30 14:40:20

○NSns1.gratisdns.dk2015-06-30 → 2020-03-28 · 4 obs

● 2015-06-30 13:06:08
● 2020-03-28 08:47:54
○ 2026-07-05 03:58:36
○ 2026-07-30 14:40:20

○NSns2.gratisdns.dk2015-06-30 → 2020-03-28 · 4 obs

● 2015-06-30 13:06:08
● 2020-03-28 08:47:54
○ 2026-07-05 03:58:36
○ 2026-07-30 14:40:20

○NSns3.gratisdns.dk2015-06-30 → 2020-03-28 · 4 obs

● 2015-06-30 13:06:08
● 2020-03-28 08:47:54
○ 2026-07-05 03:58:36
○ 2026-07-30 14:40:20

○NSns4.gratisdns.dk2015-06-30 → 2020-03-28 · 4 obs

● 2015-06-30 13:06:08
● 2020-03-28 08:47:54
○ 2026-07-05 03:58:36
○ 2026-07-30 14:40:20

○NSns5.gratisdns.dk2015-06-30 → 2020-03-28 · 4 obs

● 2015-06-30 13:06:08
● 2020-03-28 08:47:54
○ 2026-07-05 03:58:36
○ 2026-07-30 14:40:20

●MXc-team-dk.mx1.staysecuregroup.com2015-11-05 → 2026-07-30 · 3 obs

○ 2015-06-30 13:06:08
● 2015-11-05 00:50:10
● 2026-07-30 14:40:20

●MXc-team-dk.mx2.staysecuregroup.net2015-11-05 → 2026-07-30 · 3 obs

○ 2015-06-30 13:06:08
● 2015-11-05 00:50:10
● 2026-07-30 14:40:20

○MXsmtp-in.sto-hy.se.stejtech.net2015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 13:06:08
○ 2015-11-05 00:50:10
○ 2026-07-30 14:40:20

○MXsmtp-in.sto-ste.se.stejtech.net2015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 13:06:08
○ 2015-11-05 00:50:10
○ 2026-07-30 14:40:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...	-
cd0.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: 975ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns01.one.com, ns02.one.com`
MX	2	`c-team-dk.mx2.staysecuregroup.net (pri: , c-team-dk.mx1.staysecuregroup.com (pri:`
TXT	1	`v=spf1 a mx ip4:87.48.130.105 ip4:87.48.`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

Name Servers

cd0.dk is served by two delegated name servers, ns01.one.com and ns02.one.com.

cd0.dk shares its NS records with other domains, for example gardeby.se, elskap.com, fake.be and two others.

The DNS delegation for cd0.dk at least partly coincides with that of other domains, broodjes-bocadillos.be being one example.

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

cd0.dk is served by two mail servers, c-team-dk.mx1.staysecuregroup.com and c-team-dk.mx2.staysecuregroup.net.

Among the domains sharing a mail server setup with cd0.dk are a00.dk, buj.dk, diw.dk and two others.

Each of the two host names carries two IP addresses: c-team-dk.mx1.staysecuregroup.com points to 192.162.219.155 and 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd, and c-team-dk.mx2.staysecuregroup.net points to 192.162.219.49 and 2a01:77c0:1619:4101:d99:c22:fb4d:290e.