`mail.planquadrat-software.de`

DNSSEC	⚠️ Not signed
A	188.40.105.155^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
		PTR	`static.155.105.40.188.clients.your-server.de`
MX	`mailgate.planquadrat-software.de` ⭐

`planquadrat-software.de`

	DNSSEC	⚠️ Not signed
	A	18.195.17.25^{🇩🇪 Amazon18.194.0.0/15 EC2 FRA prefix}
	NS	`ns1.domaindiscount24.net` ⭐
	NS	`ns2.domaindiscount24.net`
	NS	`ns3.domaindiscount24.net`
	MX	`planquadratsoftware-de02i.mail.protection.outlook.com` ⭐
	TXT	`_amazonses.planquadrat-software.de=LITc2oD8nziLkMotmtcfe5yjUQdxFe15AltHDjHr7zA=`
	TXT	`v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com -all`
	TXT	`MS=ms73985305`
	TXT	`google-site-verification=uBkncEradAEWB67VoOruSohbATrmSLnNugWMSIW5j9I`
	SOA	`ns1.domaindiscount24.net`tech@key-systems.net 2026-03-17 #14

Same first word

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DNS History

2 records (2 active, 0 former)

●MXmailgate.planquadrat-software.de2015-08-16 → 2026-08-03 · 2 obs

● 2015-08-16 23:09:36
● 2026-08-03 21:56:14

●A188.40.105.1552015-08-16 → 2026-08-03 · 2 obs

● 2015-08-16 23:09:36
● 2026-08-03 21:56:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
planquadrat-software.de	ns3.domaindiscount24.net, ns1.domaindiscount24.net, ns2.domaindiscount24.net	-

✅ Authoritative Response

Server:194.0.182.34

NS records: ns3.domaindiscount24.net, ns1.domaindiscount24.net, ns2.domaindiscount24.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for planquadrat-software.de (unsigned zone)

⏱️ Timing

Total: 732ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.40.105.155`
MX	1	`mailgate.planquadrat-software.de (pri: 1`

Analysis

IP Addresses

mail.planquadrat-software.de directs to one IP number, which is 188.40.105.155.

Host names like static.155.105.40.188.clients.your-server.de are further examples that share IP numbers with mail.planquadrat-software.de.

Mail Servers

mail.planquadrat-software.de routes its mail through a single mail server, mailgate.planquadrat-software.de.

mail.planquadrat-software.de - robtex.com