duality.dk - dns.ninja

`duality.dk`

DNSSEC	🔒 Signed (DS record present)
A	94.231.103.144^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
		PTR	`linux132.unoeuro.com`
NS	`ns1.simply.com` ⭐
		A	2a02:2339:1:15c::4562:4562^{🇩🇰 team-blue-denmark2a02:2339::/36}
			PTR	`ns1.simply.com`
		A	91.197.248.78^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns1.simply.com`
NS	`ns2.simply.com`
		A	2a02:2339:4006:101::4562:4562^{🇩🇰 team-blue-denmark2a02:2339:4000::/34}
			PTR	`ns2.simply.com`
		A	185.25.141.15^{🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S}
			PTR	`ns2.simply.com`
NS	`ns3.simply.com`
		A	91.197.248.79^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns3.simply.com`
NS	`ns4.simply.com`
		A	91.197.248.80^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns4.simply.com`
MX	`mx.simply.com` ⭐
		A	94.231.106.20^{🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S}
			PTR	`mx.simply.com`
TXT	`v=spf1 a mx include:spf.simply.com ~all`
SOA	`ns1.simply.com`hostmaster@simply.com 2025-04-23 #0

`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 1784740321localtime Wed Jul 22 19:12:01 2026gmtime Wed Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1784740321

Same first word

duality.com.br

duality.dk

duality.co

duality.ch

duality.gmbh

duality.de

duality.cz

duality.ai

duality.one

duality.solutions

duality.at

Similar names

ultiday.com

yalduti.co.il

auditly.com

lyaudit.gov.cn

DNS History

11 records (6 active, 5 former)

○NSns.talkactive.net2015-05-16 → 2017-03-29 · 4 obs

● 2015-05-16 07:30:40
● 2017-03-29 20:48:08
○ 2026-06-09 12:52:52
○ 2026-07-22 17:34:44

●NSns1.simply.com2026-06-09 → 2026-07-22 · 3 obs

○ 2017-03-29 20:48:08
● 2026-06-09 12:52:52
● 2026-07-22 17:34:44

●NSns2.simply.com2026-06-09 → 2026-07-22 · 3 obs

○ 2017-03-29 20:48:08
● 2026-06-09 12:52:52
● 2026-07-22 17:34:44

○NSns2.talkactive.net2015-05-16 → 2017-03-29 · 4 obs

● 2015-05-16 07:30:40
● 2017-03-29 20:48:08
○ 2026-06-09 12:52:52
○ 2026-07-22 17:34:44

●NSns3.simply.com2026-06-09 → 2026-07-22 · 3 obs

○ 2017-03-29 20:48:08
● 2026-06-09 12:52:52
● 2026-07-22 17:34:44

○NSns3.talkactive.net2015-05-16 → 2017-03-29 · 4 obs

● 2015-05-16 07:30:40
● 2017-03-29 20:48:08
○ 2026-06-09 12:52:52
○ 2026-07-22 17:34:44

●NSns4.simply.com2026-06-09 → 2026-07-22 · 3 obs

○ 2017-03-29 20:48:08
● 2026-06-09 12:52:52
● 2026-07-22 17:34:44

○MXmail.duality.dk2015-05-16 → 2017-03-29 · 4 obs

● 2015-05-16 07:30:40
● 2017-03-29 20:48:08
○ 2026-06-09 12:52:52
○ 2026-07-22 17:34:44

●MXmx.simply.com2026-06-09 → 2026-07-22 · 3 obs

○ 2017-03-29 20:48:08
● 2026-06-09 12:52:52
● 2026-07-22 17:34:44

○A195.128.174.1422015-05-16 → 2017-03-29 · 4 obs

● 2015-05-16 07:30:40
● 2017-03-29 20:48:08
○ 2026-06-09 12:52:52
○ 2026-07-22 17:34:44

●A94.231.103.1442026-06-09 → 2026-07-22 · 3 obs

○ 2017-03-29 20:48:08
● 2026-06-09 12:52:52
● 2026-07-22 17:34:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, s.nic.dk, c.nic.dk, l.nic.dk...	-
duality.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com	-

✅ Authoritative Response

Server:91.197.248.78

NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1030ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`94.231.103.144`
NS	4	`ns4.simply.com, ns1.simply.com...`
MX	1	`mx.simply.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.simply.com ~all`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

IP Addresses

duality.dk resolves to just one IP address, 94.231.103.144.

Two other host names, along with elarsen.dk, askgaard.dk and www.fargoform.com, also share IP numbers with duality.dk.

Name Servers

The NS records for duality.dk point to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

At least some of duality.dk's name servers are shared with other domains, for example handy-mand.dk, kobacken.com, musikrejser.dk and two more.

These name servers are often deployed together with the name servers ns1.unoeuro.com, ns2.unoeuro.com, ns3.unoeuro.com and ns4.unoeuro.com.

Host names that have two IP addresses:

ns1.simply.com points to 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

ns2.simply.com points to 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Host names that point to one IP address:

ns3.simply.com points to 91.197.248.79.

ns4.simply.com points to 91.197.248.80.

Mail Servers

The sole mail server for duality.dk is mx.simply.com.

Among the domains sharing a mail server setup with duality.dk are orso.dk, jarneheim.com, freightvoice.com and two others.

duality.dk overlaps on mail servers with certain other domains, trafikutbildarna.nu among them.

mx.simply.com resolves to a single IP number: 94.231.106.20.