`mrtutorial.de`

DNSSEC	⚠️ Not signed
A	85.13.128.173^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
		PTR	`dd53032.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	`ns3.ai-dns.de`
		A	168.119.5.244^{🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC}
			PTR	`static.244.5.119.168.clients.your-server.de`
NS	`ns5.name-server-kas.de`
		A	85.13.181.181^{🇩🇪 NMM-AS85.13.181.0/24 Neue Medien Muennich}
			PTR	`85-13-181-181-static.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	`w00874d7.kasserver.com` ⭐
		A	85.13.128.173^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`dd53032.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512161615

`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=1778351783

Subdomains

mail.mrtutorial.de

Same first word

mrtutorial.de

Similar names

multirator.cz

DNS History

8 records (6 active, 2 former)

●NSns3.ai-dns.de2026-02-17 → 2026-05-09 · 3 obs

○ 2015-07-21 16:20:56
● 2026-02-17 09:23:36
● 2026-05-09 18:39:20

●NSns5.kasserver.com2015-07-21 → 2026-05-09 · 2 obs

● 2015-07-21 16:20:56
● 2026-05-09 18:39:20

●NSns5.name-server-kas.de2026-02-17 → 2026-05-09 · 3 obs

○ 2015-07-21 16:20:56
● 2026-02-17 09:23:36
● 2026-05-09 18:39:20

●NSns6.kasserver.com2015-07-21 → 2026-05-09 · 2 obs

● 2015-07-21 16:20:56
● 2026-05-09 18:39:20

○MXmail.mrtutorial.de2015-07-21 → 2016-07-23 · 4 obs

● 2015-07-21 16:20:56
● 2016-07-23 08:17:20
○ 2017-04-03 07:35:00
○ 2026-05-09 18:39:20

●MXw00874d7.kasserver.com2017-04-03 → 2026-05-09 · 3 obs

○ 2016-07-23 08:17:20
● 2017-04-03 07:35:00
● 2026-05-09 18:39:20

●A85.13.128.1732026-02-17 → 2026-05-09 · 3 obs

○ 2020-03-14 19:01:36
● 2026-02-17 09:23:36
● 2026-05-09 18:39:20

○A85.13.136.1352015-07-21 → 2020-03-14 · 4 obs

● 2015-07-21 16:20:56
● 2020-03-14 19:01:36
○ 2026-02-17 09:23:36
○ 2026-05-09 18:39:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
mrtutorial.de	ns3.ai-dns.de, ns5.kasserver.com, ns5.name-server-kas.de, ns6.kasserver.com	2 records

✅ Authoritative Response

Server:168.119.5.244

NS records: ns3.ai-dns.de, ns5.kasserver.com, ns5.name-server-kas.de, ns6.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mrtutorial.de (unsigned zone)

⏱️ Timing

Total: 660ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.128.173`
NS	4	`ns6.kasserver.com, ns5.kasserver.com...`
MX	1	`w00874d7.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.ai-dns.de, ns5.name-server-kas.de)

Analysis

Hierarchy

The parent of mail.mrtutorial.de is mrtutorial.de.

IP Addresses

mrtutorial.de points to a single IP number: 85.13.128.173.

Other host names, for instance w01c780d.kasserver.com, lindemann-preetz.de, oee.de, anguishforce.com and mail.btcwin.de share IP numbers with mrtutorial.de.

Name Servers

mrtutorial.de is delegated to four name servers: ns5.kasserver.com, ns6.kasserver.com, ns3.ai-dns.de and ns5.name-server-kas.de.

mrtutorial.de shares name servers with other domains at least partially, for instance birkenhof-schwarzwald.nl, cadc.de, lhs-ev.de, hno-nuernberg.net and anastasia-brill.com.

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

Host names with a single IP:

ns5.kasserver.com points to 85.13.128.3.

ns6.kasserver.com points to 85.13.159.101.

ns3.ai-dns.de points to 168.119.5.244.

ns5.name-server-kas.de points to 85.13.181.181.

Mail Servers

The mail server for mrtutorial.de is w00874d7.kasserver.com.

mrtutorial.de uses the same mail server setup as other domains, for example wizit.de.

Host name w00874d7.kasserver.com resolves to IP 85.13.128.173.

mrtutorial.de - robtex.com

mrtutorial.de

de