`mx0.tuberkulin.de`

DNSSEC	⚠️ Not signed
A	80.237.138.5^{🇩🇪 GD-EMEA-DC-CGN180.237.138.0/24 GD MASS Network}
		PTR	`mx0.webpack.hosteurope.de`

`tuberkulin.de`

	DNSSEC	⚠️ Not signed
	A	213.9.6.209^{🇩🇪 NCORE-AS213.9.0.0/17 HKN GmbH Hochstadenstr. 5 D-47829 Krefeld Germany}
	NS	`ns19.domaincontrol.com` ⭐
	NS	`ns20.domaincontrol.com`
	MX	`mx0.tuberkulin.de` ⭐
	TXT	`v=spf1 a mx include:spf.server-he.de -all`
	SOA	`ns19.domaincontrol.com`dns@jomax.net 2024-02-10 #0

MX for

tuberkulin.de

Same first word

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DNS History

1 record (1 active, 0 former)

●A80.237.138.52026-04-04 → 2026-04-14 · 2 obs

● 2026-04-04 03:12:24
● 2026-04-14 13:22:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
tuberkulin.de	ns19.domaincontrol.com, ns20.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.109.10

NS records: ns19.domaincontrol.com, ns20.domaincontrol.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at de: Error: DNS query timeout: 194.246.96.1 for DNSKEY de

⏱️ Timing

Total: 3221ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.237.138.5`

Analysis

Mail Server Role

mx0.tuberkulin.de functions as a mail server for tuberkulin.de.

IP Addresses

mx0.tuberkulin.de resolves to one IP number: 80.237.138.5.

other host names including mx0.fem-lounge.com, mx0.pharmahauptstadt.org, mx0.farmando.biz, mx0.cdu-wewer.de and mx0.kinderclub.de share IP numbers with mx0.tuberkulin.de.

mx0.tuberkulin.de - robtex.com