🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`constructiveos.dk`

DNSSEC	🔒 Signed (DS record present)
A	216.198.79.1^{🇺🇸 Amazon216.198.79.0/24 EC2 Prefix}
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`
TXT	`google-site-verification=cK9H-VrRj3rc1iB8GhBH7Aq35VqJUehTr6ArOqPHNv8`
SOA	`ns1.simply.com`hostmaster@simply.com 2026-08-10 #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 1788033420localtime Sat Aug 29 21:57:00 2026gmtime Sat Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1788033420

Same first word

constructiveos.dk

constructiveos.eu

constructiveos.app

Previous names

Next names

DNS History

4 records (4 active, 0 former)

●NSns1.simply.com2026-08-25 → 2026-08-29 · 2 obs

● 2026-08-25 07:46:36
● 2026-08-29 20:03:16

●NSns2.simply.com2026-08-25 → 2026-08-29 · 2 obs

● 2026-08-25 07:46:36
● 2026-08-29 20:03:16

●NSns3.simply.com2026-08-25 → 2026-08-29 · 2 obs

● 2026-08-25 07:46:36
● 2026-08-29 20:03:16

●A216.198.79.12026-08-25 → 2026-08-29 · 2 obs

● 2026-08-25 07:46:36
● 2026-08-29 20:03:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	l.nic.dk, h.nic.dk, t.nic.dk, b.nic.dk...	12 records
constructiveos.dk	ns1.simply.com, ns2.simply.com, ns3.simply.com	-

✅ Authoritative Response

Server:91.197.248.78

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1028ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.198.79.1`
NS	3	`ns3.simply.com, ns1.simply.com...`
TXT	1	`google-site-verification=cK9H-VrRj3rc1iB`
SOA	1	`ns1.simply.com hostmaster.simply.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)

Analysis

IP Addresses

constructiveos.dk directs to one IP number, which is 216.198.79.1.

Among the host names that share IP numbers with constructiveos.dk are barsfx.com, redelta-ma.com, getmivio.com.tr and two others.

Name Servers

constructiveos.dk carries NS records delegating to ns1.simply.com, ns2.simply.com and ns3.simply.com.

The name servers of constructiveos.dk overlap at least partially with those of other domains — among them danskmongolskselskab.dk, mki.dk, oceano.dk and two more.

These name servers commonly appear in combination with the name servers ns4.simply.com.

Hosts with two IP numbers each:

ns1.simply.com resolves to two addresses: 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

ns2.simply.com resolves to two addresses: 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Hosts that resolve to one IP address:

The hostname ns3.simply.com resolves to 91.197.248.79.

constructiveos.dk - robtex.com