`smart-lean-system.de`

DNSSEC	⚠️ Not signed
A	85.13.143.198^{🇩🇪 NMM-AS85.13.143.0/24 Neue Medien Muennich}
		PTR	`dd26030.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	`w01e70aa.kasserver.com` ⭐
		A	85.13.143.198^{🇩🇪 NMM-AS85.13.143.0/24 Neue Medien Muennich}
			PTR	`dd26030.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2510091039

`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=1774606260

Subdomains

mail.smart-lean-system.de

Same first word

smart-lean-system.de

DNS History

8 records (4 active, 4 former)

○NSns1.hans.hosteurope.de2015-03-22 → 2020-03-06 · 3 obs

● 2015-03-22 07:38:20
● 2020-03-06 18:52:32
○ 2026-03-27 10:32:06

○NSns2.hans.hosteurope.de2015-03-22 → 2020-03-06 · 3 obs

● 2015-03-22 07:38:20
● 2020-03-06 18:52:32
○ 2026-03-27 10:32:06

●NSns5.kasserver.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-06 18:52:32
● 2026-03-27 10:32:06

●NSns6.kasserver.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-06 18:52:32
● 2026-03-27 10:32:06

○MXmail.smart-lean-system.de2015-03-22 → 2020-03-06 · 3 obs

● 2015-03-22 07:38:20
● 2020-03-06 18:52:32
○ 2026-03-27 10:32:06

●MXw01e70aa.kasserver.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-06 18:52:32
● 2026-03-27 10:32:06

○A176.9.252.2452015-03-22 → 2020-03-06 · 3 obs

● 2015-03-22 07:38:20
● 2020-03-06 18:52:32
○ 2026-03-27 10:32:06

●A85.13.143.1982026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-06 18:52:32
● 2026-03-27 10:32:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
smart-lean-system.de	ns6.kasserver.com, ns5.kasserver.com	-

✅ Authoritative Response

Server:85.13.159.101

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart-lean-system.de (unsigned zone)

⏱️ Timing

Total: 763ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.143.198`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w01e70aa.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

smart-lean-system.de is a parent of mail.smart-lean-system.de.

IP Addresses

smart-lean-system.de points to a single IP address: 85.13.143.198.

Other host names such as rerigrist.com, ivs-premium.de, immogroupwest.de, farmerhotel.de and w00e8113.kasserver.com share IP numbers with smart-lean-system.de.

Name Servers

smart-lean-system.de is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.

smart-lean-system.de uses the same name server setup as other domains, including sierig.info, allaboutlanguage.info, mpu-service.de, grillfink.de and avckoeln.de.

At least part of the name servers for smart-lean-system.de are shared with other domains, for instance disperlux.de, foerderverein-segeln.de, kohinoor-hannover.de, ahmi.de and weinbauverein-sankt-martin.de.

These name servers are commonly used with a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.de.

Hostnames with a single IP

ns5.kasserver.com resolves to: 85.13.128.3.

ns6.kasserver.com resolves to: 85.13.159.101.

Mail Servers

The mail server for smart-lean-system.de is w01e70aa.kasserver.com.

Host w01e70aa.kasserver.com points to IP 85.13.143.198.

smart-lean-system.de - robtex.com