testrum.dk - dns.ninja

`testrum.dk`

DNSSEC	🔒 Signed (DS record present)
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	`testrum-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
MX	`ms19274750.msv1.invalid`^(32767)
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms19274750`
SOA	`ns1.simply.com`hostmaster@simply.com 2024-11-01 #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 1785533761localtime Fri Jul 31 23:36:01 2026gmtime Fri Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785533761

Same first word

testrum.dk

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DNS History

13 records (6 active, 7 former)

●NSns1.simply.com2026-06-07 → 2026-07-31 · 3 obs

○ 2017-03-27 04:50:26
● 2026-06-07 04:23:44
● 2026-07-31 22:13:32

○NSns1.surf-town.net2015-08-04 → 2017-03-27 · 4 obs

● 2015-08-04 02:24:56
● 2017-03-27 04:50:26
○ 2026-06-07 04:23:44
○ 2026-07-31 22:13:32

●NSns2.simply.com2026-06-07 → 2026-07-31 · 3 obs

○ 2017-03-27 04:50:26
● 2026-06-07 04:23:44
● 2026-07-31 22:13:32

○NSns2.surf-town.net2015-08-04 → 2017-03-27 · 4 obs

● 2015-08-04 02:24:56
● 2017-03-27 04:50:26
○ 2026-06-07 04:23:44
○ 2026-07-31 22:13:32

●NSns3.simply.com2026-06-07 → 2026-07-31 · 3 obs

○ 2017-03-27 04:50:26
● 2026-06-07 04:23:44
● 2026-07-31 22:13:32

○NSns3.surf-town.net2015-08-04 → 2017-03-27 · 4 obs

● 2015-08-04 02:24:56
● 2017-03-27 04:50:26
○ 2026-06-07 04:23:44
○ 2026-07-31 22:13:32

●NSns4.simply.com2026-06-07 → 2026-07-31 · 3 obs

○ 2017-03-27 04:50:26
● 2026-06-07 04:23:44
● 2026-07-31 22:13:32

○MXmail.testrum.dk2015-08-04 → 2017-03-27 · 4 obs

● 2015-08-04 02:24:56
● 2017-03-27 04:50:26
○ 2026-06-07 04:23:44
○ 2026-07-31 22:13:32

○MXmail20.surftown.dk2015-08-04 → 2017-03-27 · 4 obs

● 2015-08-04 02:24:56
● 2017-03-27 04:50:26
○ 2026-06-07 04:23:44
○ 2026-07-31 22:13:32

●MXms19274750.msv1.invalid2026-06-07 → 2026-07-31 · 3 obs

○ 2017-03-27 04:50:26
● 2026-06-07 04:23:44
● 2026-07-31 22:13:32

●MXtestrum-dk.mail.protection.outlook.com2026-06-07 → 2026-07-31 · 3 obs

○ 2017-03-27 04:50:26
● 2026-06-07 04:23:44
● 2026-07-31 22:13:32

○A212.97.132.1082017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-13 06:27:08
● 2017-03-27 04:50:26
○ 2026-06-07 04:23:44
○ 2026-07-31 22:13:32

○A95.154.50.1632015-08-04 → 2016-07-13 · 4 obs

● 2015-08-04 02:24:56
● 2016-07-13 06:27:08
○ 2017-03-27 04:50:26
○ 2026-07-31 22:13:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
testrum.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: 1017ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns2.simply.com, ns1.simply.com...`
MX	2	`testrum-dk.mail.protection.outlook.com (, ms19274750.msv1.invalid (pri: 32767)`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms19274750`
SOA	1	`ns1.simply.com hostmaster.simply.com`

Analysis

Name Servers

Four name servers handle the delegation for testrum.dk: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.

testrum.dk has at least partial name server overlap with other domains, such as dagligvarer.dk, oas.dk, maskinbeskyttelse.dk and two others.

It is common to find these name servers paired with the name servers ns1.unoeuro.com, ns2.unoeuro.com, ns3.unoeuro.com and ns4.unoeuro.com.

Host names pointing to two IP addresses:

The A records for ns1.simply.com return 91.197.248.78 and 2a02:2339:1:15c::4562:4562.

The A records for ns2.simply.com return 185.25.141.15 and 2a02:2339:4006:101::4562:4562.

Host names resolving to a single IP address:

ns3.simply.com resolves to the IP address 91.197.248.79.

ns4.simply.com resolves to the IP address 91.197.248.80.

Mail Servers

testrum.dk uses two mail servers, ms19274750.msv1.invalid and testrum-dk.mail.protection.outlook.com.

Hosts with 8 IP addresses each:

testrum-dk.mail.protection.outlook.com maps to 52.101.68.0, 52.101.68.3, 52.101.73.6 and 5 additional IP addresses.