atcdata.dk - dns.ninja

`atcdata.dk`

DNSSEC	⚠️ Not signed
A	83.136.91.136^{🇩🇰 GlobalConnect-AS3102783.136.88.0/21 Nianet A/S}
		PTR	`web01.atcdata.dk`
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	`smtp2.atcdata.dk` ⭐
		A	83.136.91.158^{🇩🇰 GlobalConnect-AS3102783.136.88.0/21 Nianet A/S}
			PTR	`mail.atcdata.dk`
MX	`smtp.atcdata.dk`⁽²⁰⁾
		A	83.136.91.140^{🇩🇰 GlobalConnect-AS3102783.136.88.0/21 Nianet A/S}
			PTR	`smtp.atcdata.dk`
TXT	`v=spf1 ip4:83.136.91.133/27 include:spf.simply.com include:web.shared.mysmtp....`
SOA	`ns01.one.com`hostmaster@one.com 2026-04-04 #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 1781799301localtime Thu Jun 18 18:15:01 2026gmtime Thu Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1781799301

WOT: SAFE (68/100)

Subdomains

www.atcdata.dk

cp.atcdata.dk

web01.atcdata.dk

smtp.atcdata.dk

web02.atcdata.dk

smtp2.atcdata.dk

web04.atcdata.dk

*.atcdata.dk

mail.atcdata.dk

Same first word

atcdata.co.uk

atcdata.com

atcdata.dk

atcdata.no

Similar names

datacat.de

datacat.pro

datacat.org

catdata.de

actdata.de

datacat.com.au

datatac.com

datacat.com

datacat.co.uk

catdata.ai

datacat.cn

datacat.run

dataatc.com

datacat.eu

datacat.net

catdata.it

datacat.io

adtaact.com.au

dattaca.com

datacat.co.nz

datacat.net.au

catdata.dk

tacdata.com

datacat.ca

catdata.be

actdata.com

catdata.com

catdata.se

datacat.cc

actdata.io

actdata.net

datacat.me

aacdatt.de

DNS History

10 records (5 active, 5 former)

●NSns01.one.com2026-02-20 → 2026-06-18 · 3 obs

○ 2017-06-01 03:51:12
● 2026-02-20 18:13:28
● 2026-06-18 16:21:04

●NSns02.one.com2026-02-20 → 2026-06-18 · 3 obs

○ 2017-06-01 03:51:12
● 2026-02-20 18:13:28
● 2026-06-18 16:21:04

○NSns1.gratisdns.dk2015-06-10 → 2017-06-01 · 4 obs

● 2015-06-10 16:49:12
● 2017-06-01 03:51:12
○ 2026-02-20 18:13:28
○ 2026-06-18 16:21:04

○NSns2.gratisdns.dk2015-06-10 → 2017-06-01 · 4 obs

● 2015-06-10 16:49:12
● 2017-06-01 03:51:12
○ 2026-02-20 18:13:28
○ 2026-06-18 16:21:04

○NSns3.gratisdns.dk2015-06-10 → 2017-06-01 · 4 obs

● 2015-06-10 16:49:12
● 2017-06-01 03:51:12
○ 2026-02-20 18:13:28
○ 2026-06-18 16:21:04

○NSns4.gratisdns.dk2015-06-10 → 2017-06-01 · 4 obs

● 2015-06-10 16:49:12
● 2017-06-01 03:51:12
○ 2026-02-20 18:13:28
○ 2026-06-18 16:21:04

○NSns5.gratisdns.dk2015-06-10 → 2017-06-01 · 4 obs

● 2015-06-10 16:49:12
● 2017-06-01 03:51:12
○ 2026-02-20 18:13:28
○ 2026-06-18 16:21:04

●MXsmtp.atcdata.dk2015-06-10 → 2026-06-18 · 2 obs

● 2015-06-10 16:49:12
● 2026-06-18 16:21:04

●MXsmtp2.atcdata.dk2015-06-10 → 2026-06-18 · 2 obs

● 2015-06-10 16:49:12
● 2026-06-18 16:21:04

●A83.136.91.1362015-06-10 → 2026-06-18 · 2 obs

● 2015-06-10 16:49:12
● 2026-06-18 16:21:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	s.nic.dk, l.nic.dk, b.nic.dk, h.nic.dk...	-
atcdata.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: 583ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`83.136.91.136`
NS	2	`ns02.one.com, ns01.one.com`
MX	2	`smtp.atcdata.dk (pri: 10), smtp2.atcdata.dk (pri: 20)`
TXT	1	`v=spf1 ip4:83.136.91.133/27 include:spf.`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

Hierarchy

atcdata.dk serves as parent to www.atcdata.dk, cp.atcdata.dk, web01.atcdata.dk, smtp.atcdata.dk, web02.atcdata.dk along with a few other host names.

IP Addresses

atcdata.dk has exactly one IP address — 83.136.91.136.

*.atcdata.dk, www.atcdata.dk, cp.atcdata.dk plus two other host names have IP numbers in common with atcdata.dk.

Name Servers

atcdata.dk uses two name servers for its delegation: ns01.one.com and ns02.one.com.

The name server configuration of atcdata.dk is shared with other domains, for instance parapluie.se, saapunki.com, domainstockmarkets.com and two others.

At least some of atcdata.dk's name servers are also used by other domains, among them jkkn.net.

The two host names ns01.one.com and ns02.one.com each have a pair of IP addresses: ns01.one.com has 195.206.121.10 and 2001:67c:28cc::10, and ns02.one.com has 185.10.11.10 and 2001:67c:3c0::10.

Mail Servers

atcdata.dk uses two mail servers, smtp2.atcdata.dk and smtp.atcdata.dk.

smtp2.atcdata.dk directs to 83.136.91.158 and smtp.atcdata.dk directs to 83.136.91.140; each host name points to exactly one IP number.