`smtp.diehl.com.de`

DNSSEC	⚠️ Not signed
A	5.44.106.142^{🇩🇪 CLOUDPIT5.44.104.0/22}
		PTR	`vps9723.alfahosting-vps.de`

`diehl.com.de`

	DNSSEC	⚠️ Not signed
	A	81.88.34.144^{🇩🇪 CLOUDPIT81.88.32.0/20}
	NS	`cns1.alfahosting.info` ⭐
	NS	`cns2.alfahosting.info`
	NS	`cns3.alfahosting.info`
	MX	`smtp.diehl.com.de` ⭐
	TXT	`v=spf1 mx a ip4:5.44.106.142 a:smtp.diehl.com.de a:smtp.dlehl.com a:vps9723.a...`
	SOA	`cns1.alfahosting.info`hostmaster@alfahosting@de 2026-06-10 #2

MX for

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DNS History

1 record (1 active, 0 former)

●A5.44.106.1422026-04-30 → 2026-08-10 · 2 obs

● 2026-04-30 18:39:12
● 2026-08-10 09:14:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
com.de	ns2.centralnic.net, ns1.centralnic.net, ns4.centralnic.net, ns3.centralnic.net	-
diehl.com.de	cns1.alfahosting.info, cns3.alfahosting.info, cns2.alfahosting.info	-

✅ Authoritative Response

Server:148.251.254.105

NS records: cns1.alfahosting.info, cns3.alfahosting.info, cns2.alfahosting.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diehl.com.de (unsigned zone)

⏱️ Timing

Total: 1278ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.44.106.142`

Analysis

Mail Server Role

Mail for diehl.com.de is routed through the mail server smtp.diehl.com.de.

IP Addresses

smtp.diehl.com.de has exactly one IP address — 5.44.106.142.

vps9723.alfahosting-vps.de, for instance, is one of the other host names sharing IP numbers with smtp.diehl.com.de.

smtp.diehl.com.de - robtex.com

smtp.diehl.com.de

diehl.com.de