`administrationsuddannelsen.dk`

DNSSEC	🔒 Signed (DS record present)
A	185.19.134.87^{🇩🇰 SDE-AS185.19.132.0/22 Syddansk Erhvervsskole}
		PTR	`businessepx.dk`
		PTR	`campussoenderborg.dk`
		PTR	`campussonderborg.dk`
		PTR	`detgroennegymnasium.dk`
		PTR	`epxsoenderborg.dk`
		PTR	`epxsonderborg.dk`
		PTR	`teambuilldingsyd.dk`
		PTR	`xn--campussnderborg-cub.dk`
		PTR	`xn--detgrnnegymnasium-40b.dk`
		PTR	`xn--epxsnderborg-yjb.dk`
		PTR	`lup.bcsyd.dk`
		PTR	`print.bcsyd.dk`
NS	`ns1.esis.dk` ⭐
		A	185.19.134.2^{🇩🇰 SDE-AS185.19.132.0/22 Syddansk Erhvervsskole}
			PTR	`ns1.esis.dk`
NS	`ns2.esis.dk`
		A	185.19.134.3^{🇩🇰 SDE-AS185.19.132.0/22 Syddansk Erhvervsskole}
			PTR	`ns2.esis.dk`
MX	`mxnonexistent.administrationsuddannelsen.dk` ⭐
		A	185.19.134.87^{🇩🇰 SDE-AS185.19.132.0/22 Syddansk Erhvervsskole}
			PTR	`businessepx.dk`
			PTR	`campussoenderborg.dk`
			PTR	`campussonderborg.dk`
			PTR	`detgroennegymnasium.dk`
			PTR	`epxsoenderborg.dk`
			PTR	`epxsonderborg.dk`
			PTR	`teambuilldingsyd.dk`
			PTR	`xn--campussnderborg-cub.dk`
			PTR	`xn--detgrnnegymnasium-40b.dk`
			PTR	`xn--epxsnderborg-yjb.dk`
			PTR	`lup.bcsyd.dk`
			PTR	`print.bcsyd.dk`
TXT	`v=spf1 -all`
SOA	`ns1.esis.dk`hostmaster 2020-05-17 #47

`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 1774468981localtime Wed Mar 25 21:03:01 2026gmtime Wed Ma...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1774468981

Subdomains

mxnonexistent.administrationsuddannelsen.dk

Same first word

administrationsuddannelsen.dk

DNS History

9 records (4 active, 5 former)

●NSns1.esis.dk2018-09-02 → 2026-03-25 · 3 obs

○ 2017-01-16 11:45:00
● 2018-09-02 14:24:12
● 2026-03-25 20:20:22

○NSns1.gratisdns.dk2015-05-25 → 2017-01-16 · 4 obs

● 2015-05-25 09:31:32
● 2017-01-16 11:45:00
○ 2018-09-02 14:24:12
○ 2026-03-25 20:20:22

●NSns2.esis.dk2018-09-02 → 2026-03-25 · 3 obs

○ 2017-01-16 11:45:00
● 2018-09-02 14:24:12
● 2026-03-25 20:20:22

○NSns2.gratisdns.dk2015-05-25 → 2017-01-16 · 4 obs

● 2015-05-25 09:31:32
● 2017-01-16 11:45:00
○ 2018-09-02 14:24:12
○ 2026-03-25 20:20:22

○NSns3.gratisdns.dk2015-05-25 → 2017-01-16 · 4 obs

● 2015-05-25 09:31:32
● 2017-01-16 11:45:00
○ 2018-09-02 14:24:12
○ 2026-03-25 20:20:22

○NSns4.gratisdns.dk2015-05-25 → 2017-01-16 · 4 obs

● 2015-05-25 09:31:32
● 2017-01-16 11:45:00
○ 2018-09-02 14:24:12
○ 2026-03-25 20:20:22

○NSns5.gratisdns.dk2015-05-25 → 2017-01-16 · 4 obs

● 2015-05-25 09:31:32
● 2017-01-16 11:45:00
○ 2018-09-02 14:24:12
○ 2026-03-25 20:20:22

●MXmxnonexistent.administrationsuddannelsen.dk2026-03-23 → 2026-03-25 · 2 obs

● 2026-03-23 00:58:42
● 2026-03-25 20:20:22

●A185.19.134.872018-09-02 → 2026-03-25 · 2 obs

● 2018-09-02 14:24:12
● 2026-03-25 20:20:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	s.nic.dk, l.nic.dk, b.nic.dk, h.nic.dk...	-
administrationsuddannelsen.dk	ns1.esis.dk, ns2.esis.dk	2 records

✅ Authoritative Response

Server:185.19.134.3

NS records: ns1.esis.dk, ns2.esis.dk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 454ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.19.134.87`
NS	2	`ns2.esis.dk, ns1.esis.dk`
MX	1	`mxnonexistent.administrationsuddannelsen`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.esis.dk hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.esis.dk, ns2.esis.dk)

Analysis

Hierarchy

mxnonexistent.administrationsuddannelsen.dk is a child of administrationsuddannelsen.dk.

IP Addresses

administrationsuddannelsen.dk resolves to one IP number: 185.19.134.87.

Other host names, for instance xn--epxsnderborg-yjb.dk, print.bcsyd.dk, shbb01.e-skolen.dk, sdbghs.dk and business-college.dk share IP numbers with administrationsuddannelsen.dk.

Name Servers

administrationsuddannelsen.dk's delegation uses two name servers: ns1.esis.dk and ns2.esis.dk.

administrationsuddannelsen.dk uses the same name server setup as other domains, such as mineserver.dk, nvsvuc.dk, sdbf.dk, eucnvs.dk and odsherreds-gym.dk.

administrationsuddannelsen.dk at least partially shares name servers with other domains, including teambuildingsyd.dk, campussoenderborg.dk, epxsonderborg.dk, detgroennegymnasium.dk and nordvestvuc.dk.

These name servers are commonly used with esisns1.

Host names with a single IP address: ns1.esis.dk points to 185.19.134.2; ns2.esis.dk points to 185.19.134.3.

Mail Servers

A single mail server handles administrationsuddannelsen.dk, mxnonexistent.administrationsuddannelsen.dk.

Host name mxnonexistent.administrationsuddannelsen.dk resolves to a single IP: 185.19.134.87.

administrationsuddannelsen.dk - robtex.com