`mail.kassmann.com`

DNSSEC	⚠️ Not signed
A	81.28.224.26^{🇩🇪 SCALEUP81.28.224.0/21 Route object for 81.28.224.0/21}
		PTR	`mx1.mail.vrmd.de`
A	81.28.224.27^{🇩🇪 SCALEUP81.28.224.0/21 Route object for 81.28.224.0/21}

`kassmann.com`

	DNSSEC	⚠️ Not signed
	A	81.28.232.53^{🇩🇪 SCALEUP81.28.232.0/22 Route object for 81.28.232.0/22 Colocation Berlin}
	NS	`ns1.securehost.de` ⭐
	NS	`ns2.securehost.de`
	MX	`mail.kassmann.com` ⭐
	TXT	`v=spf1 include:spf.securehost.de ?all`
	SOA	`ns1.securehost.de`support@variomedia.de 2026-04-29 #72

MX for

ergotherapie-ailertchen.de

praxis-dr-ell.de

kassmann.com

Same first word

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mail.city

mail.yt

mail.watch

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mail.lu

mail.tel

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mail.schaeffler

mail.gov.to

mail.berlin

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DNS History

3 records (2 active, 1 former)

○A212.16.252.112014-06-20 → 2016-04-18 · 4 obs

● 2014-06-20 10:42:32
● 2016-04-18 14:09:20
○ 2026-03-05 14:30:54
○ 2026-05-14 08:40:04

●A81.28.224.262026-03-05 → 2026-05-14 · 3 obs

○ 2016-04-18 14:09:20
● 2026-03-05 14:30:54
● 2026-05-14 08:40:04

●A81.28.224.272026-03-05 → 2026-05-14 · 3 obs

○ 2016-04-18 14:09:20
● 2026-03-05 14:30:54
● 2026-05-14 08:40:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
kassmann.com	ns1.securehost.de, ns2.securehost.de	-

✅ Authoritative Response

Server:185.95.96.53

NS records: ns1.securehost.de, ns2.securehost.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kassmann.com (unsigned zone)

⏱️ Timing

Total: 982ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`81.28.224.27, 81.28.224.26`

Analysis

Mail Server Role

The mail server mail.kassmann.com serves ergotherapie-ailertchen.de, praxis-dr-ell.de and kassmann.com.

IP Addresses

The entity mail.kassmann.com points to two IP numbers: 81.28.224.26 and 81.28.224.27.

For instance, other host names mail.computerservice-stephan.de, mail.netlands.info, mail.network-computing.info, mail.atdev.de and mail.trick-domain.de share IP numbers with mail.kassmann.com.

mail.kassmann.com - robtex.com