`distance-classroom.de`

DNSSEC	⚠️ Not signed
A	80.237.154.107^{🇩🇪 PLUSSERVER-ASN180.237.152.0/21 PS-Net}
		PTR	`ds80-237-154-107.dedicated.psmanaged.com`
NS	`ns29.domaincontrol.com` ⭐
		A	2603:5:2181::f^{🇺🇸 GODADDY-DNS2603:5:2180::/44}
			PTR	`ns29.domaincontrol.com`
		A	97.74.104.15^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns29.domaincontrol.com`
NS	`ns30.domaincontrol.com`
		A	2603:5:2281::f^{🇺🇸 GODADDY-DNS2603:5:2280::/44}
			PTR	`ns30.domaincontrol.com`
		A	173.201.72.15^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns30.domaincontrol.com`
MX	`mail.distance-classroom.de` ⭐
		A	80.237.154.107^{🇩🇪 PLUSSERVER-ASN180.237.152.0/21 PS-Net}
			PTR	`ds80-237-154-107.dedicated.psmanaged.com`
MX	`mx0.distance-classroom.de`⁽⁵⁰⁾
		A	80.237.138.5^{🇩🇪 GD-EMEA-DC-CGN180.237.138.0/24 GD MASS Network}
			PTR	`mx0.webpack.hosteurope.de`
SOA	`ns29.domaincontrol.com`dns@jomax.net 2024-02-13 #0

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1776994209

Subdomains

mx0.distance-classroom.de

mail.distance-classroom.de

Same first word

distance-classroom.de

DNS History

7 records (5 active, 2 former)

○NSc1.wpns.hosteurope.de2015-07-07 → 2020-03-06 · 4 obs

● 2015-07-07 23:51:48
● 2020-03-06 17:14:20
○ 2026-04-24 01:55:10
○ 2026-04-24 01:55:12

○NSc1.wsns.hosteurope.de2015-07-07 → 2020-03-06 · 4 obs

● 2015-07-07 23:51:48
● 2020-03-06 17:14:20
○ 2026-04-24 01:55:10
○ 2026-04-24 01:55:12

●NSns29.domaincontrol.com2026-04-24 → 2026-04-24 · 3 obs

○ 2020-03-06 17:14:20
● 2026-04-24 01:55:10
● 2026-04-24 01:55:12

●NSns30.domaincontrol.com2026-04-24 → 2026-04-24 · 3 obs

○ 2020-03-06 17:14:20
● 2026-04-24 01:55:10
● 2026-04-24 01:55:12

●MXmail.distance-classroom.de2015-07-07 → 2026-04-24 · 2 obs

● 2015-07-07 23:51:48
● 2026-04-24 01:55:12

●MXmx0.distance-classroom.de2015-07-07 → 2026-04-24 · 2 obs

● 2015-07-07 23:51:48
● 2026-04-24 01:55:12

●A80.237.154.1072015-07-07 → 2026-04-24 · 2 obs

● 2015-07-07 23:51:48
● 2026-04-24 01:55:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
distance-classroom.de	ns29.domaincontrol.com, ns30.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.72.15

NS records: ns29.domaincontrol.com, ns30.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for distance-classroom.de (unsigned zone)

⏱️ Timing

Total: 541ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.237.154.107`
NS	2	`ns29.domaincontrol.com, ns30.domaincontrol.com`
MX	2	`mx0.distance-classroom.de (pri: 50), mail.distance-classroom.de (pri: 10)`
SOA	1	`ns29.domaincontrol.com dns.jomax.net`

Analysis

Hierarchy

distance-classroom.de is parent of mx0.distance-classroom.de and mail.distance-classroom.de.

IP Addresses

distance-classroom.de resolves to a single IP address: 80.237.154.107.

Other host names, such as mail.distance-classroom.de and ds80-237-154-107.dedicated.hosteurope.de, share IP numbers with distance-classroom.de.

Name Servers

distance-classroom.de's delegation uses two name servers, ns29.domaincontrol.com and ns30.domaincontrol.com.

distance-classroom.de shares the same name server setup as other domains, for example accountanc.com, amedstore.com, soliesta.com, briansautomotiverepair.com and deadpanfilms.com.

Host names with two IPs:

ns29.domaincontrol.com points to: 2603:5:2181::f and 97.74.104.15

ns30.domaincontrol.com points to: 2603:5:2281::f and 173.201.72.15

Mail Servers

distance-classroom.de is handled by two mail servers: mail.distance-classroom.de and mx0.distance-classroom.de.

Host names with a single IP:

mail.distance-classroom.de points to 80.237.154.107.

mx0.distance-classroom.de points to 80.237.138.5.

distance-classroom.de - robtex.com