`john-rs.de`

DNSSEC	⚠️ Not signed
A	85.13.144.89^{🇩🇪 NMM-AS85.13.144.0/24 Neue Medien Muennich}
		PTR	`dd15506.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	`w00ff6e1.kasserver.com` ⭐
		A	85.13.144.89^{🇩🇪 NMM-AS85.13.144.0/24 Neue Medien Muennich}
			PTR	`dd15506.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2510021002

`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=1774589583

Subdomains

mail.john-rs.de

Same first word

john-rs.de

DNS History

6 records (4 active, 2 former)

●NSns5.kasserver.com2015-05-21 → 2026-03-27 · 2 obs

● 2015-05-21 13:46:34
● 2026-03-27 05:52:12

●NSns6.kasserver.com2015-05-21 → 2026-03-27 · 2 obs

● 2015-05-21 13:46:34
● 2026-03-27 05:52:12

○MXmail.john-rs.de2015-05-21 → 2016-04-28 · 4 obs

● 2015-05-21 13:46:34
● 2016-04-28 16:40:28
○ 2017-03-23 05:33:06
○ 2026-03-27 05:52:12

●MXw00ff6e1.kasserver.com2017-03-23 → 2026-03-27 · 3 obs

○ 2016-04-28 16:40:28
● 2017-03-23 05:33:06
● 2026-03-27 05:52:12

●A85.13.144.892015-10-24 → 2026-03-27 · 3 obs

○ 2015-05-21 13:46:34
● 2015-10-24 01:28:32
● 2026-03-27 05:52:12

○A85.13.180.1712015-05-21 → 2015-05-21 · 3 obs

● 2015-05-21 13:46:34
○ 2015-10-24 01:28:32
○ 2026-03-27 05:52:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
john-rs.de	ns5.kasserver.com, ns6.kasserver.com	-

✅ Authoritative Response

Server:85.13.159.101

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for john-rs.de (unsigned zone)

⏱️ Timing

Total: 817ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.144.89`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w00ff6e1.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

john-rs.de is the parent of mail.john-rs.de.

IP Addresses

john-rs.de points to IP number 85.13.144.89.

For instance, other host names hostmaster.drachenboot-friedrichstadt.de, hostmaster.maklerhomepage.net, sinnvollversichert.eu, w013e41b.kasserver.com and mail.icehouse-group.me share IP numbers with john-rs.de.

Name Servers

john-rs.de is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.

john-rs.de uses the same name server setup as other domains such as kinderland-wasser.de, lifebetter.eu, fahrschule-marion-vaupel.de, mtvhondelage.de and aluart-fahnenmasten-shop.ch.

john-rs.de shares name servers with other domains at least partially, for example ydn.de, kirchner-grundstuecksverwaltung.de, event-craft.de, tecsun.de and lackwelt24.de.

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

Host names with one IP number:

ns5.kasserver.com points to: 85.13.128.3.

ns6.kasserver.com points to: 85.13.159.101.

Mail Servers

john-rs.de is handled by a single mail server, w00ff6e1.kasserver.com.

w00ff6e1.kasserver.com points to a single IP: 85.13.144.89.

john-rs.de - robtex.com

john-rs.de

de