`classroom-manager.eu`

DNSSEC	⚠️ Not signed
A	212.83.57.36^{🇩🇪 TTM212.83.32.0/19 IP Routing by 23M.com}
NS	`ns1.accenion.de` ⭐
		A	95.130.16.246^{🇩🇪 INETWIRE-AS95.130.16.0/21 Key-Systems GmbH / PartnerGate Liebherrstr. 22 80538 Muenchen, Germany}
			PTR	`dns.dns1.de`
NS	`ns2.accenion.de`
		A	95.130.17.218^{🇩🇪 INETWIRE-AS95.130.17.0/24 InterNetWire Communications GmbH Wilhelm-Wagenfeld-Str. 16 80807 Muenchen}
			PTR	`dns.dns2.de`
NS	`ns3.accenion.de`
		A	217.146.22.194^{🇩🇪 ANEXIA217.146.22.0/24 Anexia DE - Frankfurt}
			PTR	`dns.dns3.de`
NS	`ns4.accenion.de`
		A	144.76.91.137^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
			PTR	`dns.dns4.de`
MX	`mail.classroom-manager.eu` ⭐
		A	93.189.155.242^{🇩🇪 TELEMAXX93.189.152.0/21 TelemaxX Telekommunikation GmbH}
			PTR	`mail.im-systems.de`
SOA	`ns1.accenion.de`hostmaster@internetwire.de 2012-12-05 #1

`eu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`si.dns.eu` ⭐
	NS	`be.dns.eu`
	NS	`w.dns.eu`
	NS	`x.dns.eu`
	NS	`y.dns.eu`
	SOA	`si.dns.eu`tech@eurid.eu serial=1122700378

Subdomains

mail.classroom-manager.eu

Same first word

classroom-manager.eu

DNS History

6 records (6 active, 0 former)

●NSns1.accenion.de2015-07-08 → 2026-03-27 · 2 obs

● 2015-07-08 03:56:50
● 2026-03-27 21:51:08

●NSns2.accenion.de2015-07-08 → 2026-03-27 · 2 obs

● 2015-07-08 03:56:50
● 2026-03-27 21:51:08

●NSns3.accenion.de2015-07-08 → 2026-03-27 · 2 obs

● 2015-07-08 03:56:50
● 2026-03-27 21:51:08

●NSns4.accenion.de2015-07-08 → 2026-03-27 · 2 obs

● 2015-07-08 03:56:50
● 2026-03-27 21:51:08

●MXmail.classroom-manager.eu2015-07-08 → 2026-03-27 · 2 obs

● 2015-07-08 03:56:50
● 2026-03-27 21:51:08

●A212.83.57.362015-07-08 → 2026-03-27 · 2 obs

● 2015-07-08 03:56:50
● 2026-03-27 21:51:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...	-
classroom-manager.eu	ns1.accenion.de, ns2.accenion.de, ns3.accenion.de, ns4.accenion.de	-

✅ Authoritative Response

Server:144.76.91.137

NS records: ns1.accenion.de, ns2.accenion.de, ns3.accenion.de, ns4.accenion.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classroom-manager.eu (unsigned zone)

⏱️ Timing

Total: 1076ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.83.57.36`
NS	4	`ns1.accenion.de, ns4.accenion.de...`
MX	1	`mail.classroom-manager.eu (pri: 10)`
SOA	1	`ns1.accenion.de hostmaster.internetwire.`

Analysis

Hierarchy

classroom-manager.eu is the parent of mail.classroom-manager.eu.

IP Addresses

classroom-manager.eu resolves to one IP number: 212.83.57.36.

Other host names, for instance bannerfinder.com, classroommanager.eu and classroommanager.de share IP numbers with classroom-manager.eu.

Name Servers

classroom-manager.eu is delegated to four name servers: ns1.accenion.de, ns2.accenion.de, ns3.accenion.de and ns4.accenion.de.

classroom-manager.eu at least partially shares name servers with other domains, for instance ims-job.de, im-systems.net, im-systems.com, online-activation.com and net-trainment.de.

Host names with one IP number: ns1.accenion.de points to 95.130.16.246; ns2.accenion.de points to 95.130.17.218; ns3.accenion.de points to 217.146.22.194; ns4.accenion.de points to 144.76.91.137.

Mail Servers

classroom-manager.eu is handled by a single mail server, mail.classroom-manager.eu.

mail.classroom-manager.eu resolves to IP 93.189.155.242.

classroom-manager.eu - robtex.com