`underground-rt.de`

DNSSEC	⚠️ Not signed
A	85.13.136.220^{🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich}
		PTR	`dd43304.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	`w00d1e51.kasserver.com` ⭐
		A	85.13.136.220^{🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich}
			PTR	`dd43304.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512161818

`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=1774681883

Subdomains

mail.underground-rt.de

Same first word

underground-rt.de

DNS History

6 records (4 active, 2 former)

●NSns5.kasserver.com2015-07-01 → 2026-03-28 · 2 obs

● 2015-07-01 03:22:32
● 2026-03-28 07:13:56

●NSns6.kasserver.com2015-07-01 → 2026-03-28 · 2 obs

● 2015-07-01 03:22:32
● 2026-03-28 07:13:56

○MXmail.underground-rt.de2015-07-01 → 2016-11-25 · 4 obs

● 2015-07-01 03:22:32
● 2016-11-25 11:34:32
○ 2017-04-19 06:04:44
○ 2026-03-28 07:13:56

●MXw00d1e51.kasserver.com2017-04-19 → 2026-03-28 · 3 obs

○ 2016-11-25 11:34:32
● 2017-04-19 06:04:44
● 2026-03-28 07:13:56

●A85.13.136.2202026-02-17 → 2026-03-28 · 3 obs

○ 2017-04-19 06:04:44
● 2026-02-17 21:53:44
● 2026-03-28 07:13:56

○A85.13.141.672015-07-01 → 2017-04-19 · 4 obs

● 2015-07-01 03:22:32
● 2017-04-19 06:04:44
○ 2026-02-17 21:53:44
○ 2026-03-28 07:13:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
underground-rt.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 underground-rt.de (unsigned zone)

⏱️ Timing

Total: 838ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.136.220`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w00d1e51.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.underground-rt.de is underground-rt.de.

IP Addresses

underground-rt.de points to a single IP address: 85.13.136.220.

Other host names such as stockcar-news.de, piv-immobilien.de, www.wann-is-was.de, w00d1e51.kasserver.com and nataschawolf.com share IPs with underground-rt.de.

Name Servers

Two name servers ns5.kasserver.com and ns6.kasserver.com handle the delegation for underground-rt.de.

underground-rt.de shares the same name server setup as other domains, for example vonovia-energie.com, engrotec.com, osteopathie-senden.de, waldsamkeit.de and aya-designpro.com.

underground-rt.de shares name servers with other domains to some extent, including yaschi.de, hergenhahn-web.de, chat-call.de and cozymo.de.

these name servers commonly pair 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

The w00d1e51.kasserver.com mail server handles underground-rt.de.

The mail server setup for underground-rt.de is the same as that of other domains, for instance cgr-online.de.

w00d1e51.kasserver.com points to a single IP number: 85.13.136.220.

underground-rt.de - robtex.com