`grassmann-mueller.de`

DNSSEC	⚠️ Not signed
A	85.13.129.106^{🇩🇪 NMM-AS85.13.129.0/24 Neue Medien Muennich}
		PTR	`dd23338.kasserver.com`
NS	`ns5.kasserver.com` ⭐
		A	85.13.128.3^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`ns5.kasserver.com`
NS	`ns6.kasserver.com`
		A	85.13.159.101^{🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich}
			PTR	`ns6.kasserver.com`
MX	`w0101d1b.kasserver.com` ⭐
		A	85.13.129.106^{🇩🇪 NMM-AS85.13.129.0/24 Neue Medien Muennich}
			PTR	`dd23338.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2602221105

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1774639677

Subdomains

mail.grassmann-mueller.de

Same first word

grassmann-mueller.de

DNS History

6 records (4 active, 2 former)

●NSns5.kasserver.com2015-07-25 → 2026-03-27 · 2 obs

● 2015-07-25 01:37:32
● 2026-03-27 19:30:30

●NSns6.kasserver.com2015-07-25 → 2026-03-27 · 2 obs

● 2015-07-25 01:37:32
● 2026-03-27 19:30:30

○MXmail.grassmann-mueller.de2015-07-25 → 2016-06-17 · 4 obs

● 2015-07-25 01:37:32
● 2016-06-17 16:41:28
○ 2017-03-13 18:21:00
○ 2026-03-27 19:30:30

●MXw0101d1b.kasserver.com2017-03-13 → 2026-03-27 · 3 obs

○ 2016-06-17 16:41:28
● 2017-03-13 18:21:00
● 2026-03-27 19:30:30

●A85.13.129.1062019-03-26 → 2026-03-27 · 3 obs

○ 2017-03-13 18:21:00
● 2019-03-26 09:24:10
● 2026-03-27 19:30:30

○A85.13.143.1122015-07-25 → 2017-03-13 · 4 obs

● 2015-07-25 01:37:32
● 2017-03-13 18:21:00
○ 2019-03-26 09:24:10
○ 2026-03-27 19:30:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, f.nic.de, a.nic.de	-
grassmann-mueller.de	ns5.kasserver.com, ns6.kasserver.com	-

✅ Authoritative Response

Server:85.13.128.3

NS records: ns5.kasserver.com, ns6.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grassmann-mueller.de (unsigned zone)

⏱️ Timing

Total: 1375ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.129.106`
NS	2	`ns6.kasserver.com, ns5.kasserver.com`
MX	1	`w0101d1b.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

Analysis

Hierarchy

The parent of mail.grassmann-mueller.de is grassmann-mueller.de.

IP Addresses

grassmann-mueller.de points to an IP address: 85.13.129.106.

other host names include w0101d1b.kasserver.com, fatamorgana-chemnitz.de, mail.texz.de, w014ab90.kasserver.com and pottharst.org; they share IP numbers with grassmann-mueller.de.

Name Servers

Two name servers ns5.kasserver.com and ns6.kasserver.com handle the delegation for grassmann-mueller.de.

grassmann-mueller.de shares the same name server setup as other domains, for instance gunnarschmid.de, andreasmoeglich.de, isettaclub.de, fwerner.info and thats-ad.com.

grassmann-mueller.de at least partially shares name servers with other domains, for instance senioren-startseite.de, reketi.net, sicher-vernetzt.de, endstufen.de and nicky4u.de.

These name servers are commonly used with a-dns-service.de and ns3.kas-dns-server.de.

Host names with one IP:

ns5.kasserver.com points to: 85.13.128.3

ns6.kasserver.com points to: 85.13.159.101

Mail Servers

grassmann-mueller.de is handled by a single mail server, w0101d1b.kasserver.com.

The host name w0101d1b.kasserver.com points to IP 85.13.129.106.

grassmann-mueller.de - robtex.com