`esbjerginternationalschool.dk`

DNSSEC	🔒 Signed (DS record present)
A	62.171.173.250^{🇩🇪 CONTABO62.171.172.0/23}
		PTR	`vmi589344.contaboserver.net`
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns01.one.com`
		A	195.206.121.10^{ONECOM-INFRA195.206.121.0/24}
			PTR	`ns01.one.com`
NS	`ns02.one.com`
		A	2001:67c:3c0::10^{🇩🇰 ONECOM2001:67c:3c0::/48}
			PTR	`ns02.one.com`
		A	185.10.11.10^{ONECOM185.10.11.0/24}
			PTR	`ns02.one.com`
MX	`esbjerginternationalschool-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::7^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.73.153^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00401.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com a:4679.submission.antispamcloud.com...`
SOA	`ns01.one.com`hostmaster@one.com 2026-04-12 #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 1776708181localtime Mon Apr 20 20:03:01 2026gmtime Mon Ap...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1776708181

Same first word

esbjerginternationalschool.dk

DNS History

17 records (4 active, 13 former)

●NSns01.one.com2026-03-18 → 2026-04-20 · 3 obs

○ 2017-09-17 09:39:00
● 2026-03-18 22:42:54
● 2026-04-20 18:19:24

●NSns02.one.com2026-03-18 → 2026-04-20 · 3 obs

○ 2017-09-17 09:39:00
● 2026-03-18 22:42:54
● 2026-04-20 18:19:24

○NSns1.gratisdns.dk2015-05-28 → 2017-09-17 · 4 obs

● 2015-05-28 11:56:16
● 2017-09-17 09:39:00
○ 2026-03-18 22:42:54
○ 2026-04-20 18:19:24

○NSns2.gratisdns.dk2015-05-28 → 2017-09-17 · 4 obs

● 2015-05-28 11:56:16
● 2017-09-17 09:39:00
○ 2026-03-18 22:42:54
○ 2026-04-20 18:19:24

○NSns3.gratisdns.dk2015-05-28 → 2017-09-17 · 4 obs

● 2015-05-28 11:56:16
● 2017-09-17 09:39:00
○ 2026-03-18 22:42:54
○ 2026-04-20 18:19:24

○NSns4.gratisdns.dk2015-05-28 → 2017-09-17 · 4 obs

● 2015-05-28 11:56:16
● 2017-09-17 09:39:00
○ 2026-03-18 22:42:54
○ 2026-04-20 18:19:24

○NSns5.gratisdns.dk2015-05-28 → 2017-09-17 · 4 obs

● 2015-05-28 11:56:16
● 2017-09-17 09:39:00
○ 2026-03-18 22:42:54
○ 2026-04-20 18:19:24

○MXalt1.aspmx.l.google.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

○MXalt2.aspmx.l.google.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

○MXaspmx.l.google.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

○MXaspmx2.googlemail.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

○MXaspmx3.googlemail.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

○MXaspmx4.googlemail.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

○MXaspmx5.googlemail.com2015-05-28 → 2016-04-10 · 4 obs

● 2015-05-28 11:56:16
● 2016-04-10 18:33:44
○ 2016-09-22 02:21:04
○ 2026-04-20 18:19:24

●MXesbjerginternationalschool-dk.mail.protection.outlook.com2016-09-22 → 2026-04-20 · 3 obs

○ 2016-04-10 18:33:44
● 2016-09-22 02:21:04
● 2026-04-20 18:19:24

●A62.171.173.2502026-03-18 → 2026-04-20 · 3 obs

○ 2017-09-17 09:39:00
● 2026-03-18 22:42:54
● 2026-04-20 18:19:24

○A77.243.129.1092015-05-28 → 2017-09-17 · 4 obs

● 2015-05-28 11:56:16
● 2017-09-17 09:39:00
○ 2026-03-18 22:42:54
○ 2026-04-20 18:19:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
esbjerginternationalschool.dk	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:185.10.11.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 782ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.171.173.250`
NS	2	`ns02.one.com, ns01.one.com`
MX	1	`esbjerginternationalschool-dk.mail.prote`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

IP Addresses

esbjerginternationalschool.dk points to a single IP: 62.171.173.250.

Other host names, for example tpm-bilpleje.dk, v-l.dk, vmi589344.contaboserver.net and eis.school share IP numbers with esbjerginternationalschool.dk.

Name Servers

Two name servers ns01.one.com and ns02.one.com handle delegation for esbjerginternationalschool.dk.

esbjerginternationalschool.dk uses the same name server setup as other domains, for example gunnarslojdare.se, udiet.dk, gp-elektronik.dk, anuncios-tv.es and skotta.se.

Host names with two IP numbers:

ns01.one.com points to: 2001:67c:28cc::10 and 195.206.121.10

ns02.one.com points to: 2001:67c:3c0::10 and 185.10.11.10

Mail Servers

esbjerginternationalschool.dk is handled by a single mail server, esbjerginternationalschool-dk.mail.protection.outlook.com.

Hostname esbjerginternationalschool-dk.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::7, 2a01:111:f403:ca09::6, 2a01:111:f403:ca09::7, 2a01:111:f403:ca09::b, 52.101.68.3, 52.101.73.12, 52.101.73.15 and 52.101.73.153.

esbjerginternationalschool.dk - robtex.com