`data4knowledge.com`

DNSSEC	⚠️ Not signed
A	212.237.249.17^{🇩🇰 team-blue-denmark212.237.248.0/23 ZITCOM A/S}
		PTR	`splash.dandomain.dk`
NS	`ns2.dandomain.dk` ⭐
		A	2a02:2339:1:108::dd:dd^{🇩🇰 team-blue-denmark2a02:2339::/36}
			PTR	`ns2.dandomain.dk`
		A	91.197.248.66^{🇩🇰 team-blue-denmark91.197.248.0/22}
			PTR	`ns2.dandomain.dk`
NS	`ns.dandomain.dk`
		A	2a02:2339:4006:109::dd^{🇩🇰 team-blue-denmark2a02:2339:4000::/34}
			PTR	`ns.dandomain.dk`
		A	185.25.141.3^{🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S}
			PTR	`ns.dandomain.dk`
SOA	`ns.dandomain.dk`hostmaster@dandomain.dk 2021-09-07 #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=1778351221

Subdomains

bounces.data4knowledge.com

Same first word

data4knowledge.com

DNS History

8 records (3 active, 5 former)

●NSns.dandomain.dk2026-04-02 → 2026-05-09 · 3 obs

○ 2017-03-13 05:05:32
● 2026-04-02 20:44:22
● 2026-05-09 18:37:32

○NSns1.wordpress.com2016-06-29 → 2017-03-13 · 4 obs

● 2016-06-29 00:49:10
● 2017-03-13 05:05:32
○ 2026-04-02 20:44:22
○ 2026-05-09 18:37:32

●NSns2.dandomain.dk2026-04-02 → 2026-05-09 · 3 obs

○ 2017-03-13 05:05:32
● 2026-04-02 20:44:22
● 2026-05-09 18:37:32

○NSns2.wordpress.com2016-06-29 → 2017-03-13 · 4 obs

● 2016-06-29 00:49:10
● 2017-03-13 05:05:32
○ 2026-04-02 20:44:22
○ 2026-05-09 18:37:32

○NSns3.wordpress.com2016-06-29 → 2017-03-13 · 4 obs

● 2016-06-29 00:49:10
● 2017-03-13 05:05:32
○ 2026-04-02 20:44:22
○ 2026-05-09 18:37:32

○A192.0.78.242016-06-29 → 2017-03-13 · 4 obs

● 2016-06-29 00:49:10
● 2017-03-13 05:05:32
○ 2026-04-02 20:44:22
○ 2026-05-09 18:37:32

○A192.0.78.252016-06-29 → 2017-03-13 · 4 obs

● 2016-06-29 00:49:10
● 2017-03-13 05:05:32
○ 2026-04-02 20:44:22
○ 2026-05-09 18:37:32

●A212.237.249.172026-04-02 → 2026-05-09 · 3 obs

○ 2017-03-13 05:05:32
● 2026-04-02 20:44:22
● 2026-05-09 18:37:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
data4knowledge.com	ns.dandomain.dk, ns2.dandomain.dk	-

✅ Authoritative Response

Server:91.197.248.66

NS records: ns.dandomain.dk, ns2.dandomain.dk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for data4knowledge.com (unsigned zone)

⏱️ Timing

Total: 670ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.237.249.17`
NS	2	`ns.dandomain.dk, ns2.dandomain.dk`
SOA	1	`ns.dandomain.dk hostmaster.dandomain.dk`

Analysis

Hierarchy

The parent of bounces.data4knowledge.com is data4knowledge.com.

IP Addresses

data4knowledge.com points to a single IP address: 212.237.249.17.

Other host names such as greenman.dk, joinmybox.com, sorana.dk, lega.dk and cph-eyes.com share IPs with data4knowledge.com.

Name Servers

Two name servers ns2.dandomain.dk and ns.dandomain.dk handle the delegation for data4knowledge.com.

data4knowledge.com shares the same name server setup as other domains, for example erhvervsborsen.dk, circleweb.dk, cutles.com, rundrum.dk and batechnic.dk.

data4knowledge.com at least partially shares name servers with other domains, for example axplm.com, kino-stol.com, nordbaek.com, trivselnu.com and hedensted.biz.

these name servers are commonly used alongside ns3.dandomain.dk name servers.

Host names with two IP numbers:

ns2.dandomain.dk points to 2a02:2339:1:108::dd:dd and 91.197.248.66.

ns.dandomain.dk points to 2a02:2339:4006:109::dd and 185.25.141.3.

data4knowledge.com - robtex.com