`education-lab.nl`

DNSSEC	🔒 Signed (DS record present)
A	2001:610:190:624::30:67^{🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block}
A	137.120.30.67^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
NS	`gm.maastrichtuniversity.nl` ⭐
		A	2001:610:190:120::20:17^{🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block}
		A	137.120.20.17^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
			PTR	`gm.maastrichtuniversity.nl`
NS	`ns1.maastrichtuniversity.nl`
		A	137.120.24.50^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
			PTR	`ns1.maastrichtuniversity.nl`
NS	`ns1.surfnet.nl`
		A	2001:610:1:800a:192:87:106:101^{🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block}
			PTR	`ns1.surfnet.nl`
		A	192.87.106.101^{🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV}
NS	`ns1.zurich.surf.net`
		A	2001:620:0:9::1103^{🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network}
			PTR	`ns1.zurich.surf.net`
		A	195.176.255.9^{🇨🇭 Switch195.176.224.0/19 SWITCH-AGGR.102}
NS	`ns2.maastrichtuniversity.eu`
		A	137.120.24.51^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
MX	`educationlab-nl02c.n-v1.mx.microsoft` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
TXT	`v=spf1 include:_spf.maastrichtuniversity.nl include:spf.protection.outlook.co...`
TXT	`HARICA-dVrwxUyqjfh3VsUu0vZ`
TXT	`MS=ms32531763`
SOA	`gm.maastrichtuniversity.nl`postmaster@unimaas.nl serial=5060

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-20 21:00:01 +0000 (EPOCH 1784581201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-20 #42

Subdomains

dev.education-lab.nl

Same first word

education-lab.nl

education-lab.org

DNS History

11 records (8 active, 3 former)

●NSgm.maastrichtuniversity.nl2026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

●NSns1.maastrichtuniversity.nl2026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

●NSns1.surfnet.nl2026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

●NSns1.zurich.surf.net2026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

●NSns2.maastrichtuniversity.eu2026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

○MXeducationlab-nl02c.mail.protection.outlook.com2026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-15 11:18:30
● 2026-02-28 23:47:52
○ 2026-03-23 03:06:54
○ 2026-07-20 22:06:48

●MXeducationlab-nl02c.n-v1.mx.microsoft2026-03-23 → 2026-07-20 · 3 obs

○ 2026-02-28 23:47:52
● 2026-03-23 03:06:54
● 2026-07-20 22:06:48

○MXmx10.surfmailfilter.nl2026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 11:18:30
○ 2026-02-28 23:47:52
○ 2026-07-20 22:06:48

○MXmx11.surfmailfilter.nl2026-02-15 → 2026-02-15 · 3 obs

● 2026-02-15 11:18:30
○ 2026-02-28 23:47:52
○ 2026-07-20 22:06:48

●A137.120.30.672026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

●A2001:610:190:624::30:672026-02-15 → 2026-07-20 · 2 obs

● 2026-02-15 11:18:30
● 2026-07-20 22:06:48

🔍 DNS Trace

Analysis

Hierarchy

dev.education-lab.nl is a subdomain of education-lab.nl.

IP Addresses

education-lab.nl points to the IP addresses 137.120.30.67 and 2001:610:190:624::30:67

www.maastrichtagingstudy.nl, maastricht-students.com, krachtvankracht.nl plus two other host names have IP numbers in common with education-lab.nl.

Name Servers

Five name servers handle delegation for education-lab.nl: ns2.maastrichtuniversity.eu, gm.maastrichtuniversity.nl, ns1.maastrichtuniversity.nl and two others.

The name servers of education-lab.nl overlap at least partially with those of other domains — among them mijnfirda.nl, gorlaeusbuilding.com, impactmeasurement.com and two more.

These name servers commonly appear in delegations together with ns1.surfnet.nl, ns1.zurich.surf.net, ns2.surfnet.nl and 6 other.

Host names pointing to two IP addresses:

gm.maastrichtuniversity.nl has two IP addresses: 137.120.20.17 and 2001:610:190:120::20:17.

ns1.surfnet.nl has two IP addresses: 192.87.106.101 and 2001:610:1:800a:192:87:106:101.

ns1.zurich.surf.net has two IP addresses: 195.176.255.9 and 2001:620:0:9::1103.

Host names resolving to a single IP address:

ns2.maastrichtuniversity.eu directs to 137.120.24.51.

ns1.maastrichtuniversity.nl directs to 137.120.24.50.