`rct-onboarding.de`

DNSSEC	⚠️ Not signed
A	85.13.132.239^{🇩🇪 NMM-AS85.13.132.0/24 Neue Medien Muennich}
		PTR	`dd10014.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	`w01d8ed8.kasserver.com` ⭐
		A	85.13.132.239^{🇩🇪 NMM-AS85.13.132.0/24 Neue Medien Muennich}
			PTR	`dd10014.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512031045

`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=1778507927

Same first word

rct-onboarding.de

rct-onboarding.com

DNS History

9 records (4 active, 5 former)

●NSns5.kasserver.com2026-03-07 → 2026-05-11 · 3 obs

○ 2018-07-16 15:07:58
● 2026-03-07 22:04:32
● 2026-05-11 14:23:16

○NSns55.1und1.de2015-06-20 → 2018-07-16 · 4 obs

● 2015-06-20 15:00:48
● 2018-07-16 15:07:58
○ 2026-03-07 22:04:32
○ 2026-05-11 14:23:16

○NSns56.1und1.de2015-06-20 → 2018-07-16 · 4 obs

● 2015-06-20 15:00:48
● 2018-07-16 15:07:58
○ 2026-03-07 22:04:32
○ 2026-05-11 14:23:16

●NSns6.kasserver.com2026-03-07 → 2026-05-11 · 3 obs

○ 2018-07-16 15:07:58
● 2026-03-07 22:04:32
● 2026-05-11 14:23:16

○MXmx00.kundenserver.de2015-06-20 → 2018-07-16 · 4 obs

● 2015-06-20 15:00:48
● 2018-07-16 15:07:58
○ 2026-03-07 22:04:32
○ 2026-05-11 14:23:16

○MXmx01.kundenserver.de2015-06-20 → 2018-07-16 · 4 obs

● 2015-06-20 15:00:48
● 2018-07-16 15:07:58
○ 2026-03-07 22:04:32
○ 2026-05-11 14:23:16

●MXw01d8ed8.kasserver.com2026-03-07 → 2026-05-11 · 3 obs

○ 2018-07-16 15:07:58
● 2026-03-07 22:04:32
● 2026-05-11 14:23:16

●A85.13.132.2392026-03-07 → 2026-05-11 · 3 obs

○ 2018-07-16 15:07:58
● 2026-03-07 22:04:32
● 2026-05-11 14:23:16

○A87.106.181.762015-06-20 → 2018-07-16 · 4 obs

● 2015-06-20 15:00:48
● 2018-07-16 15:07:58
○ 2026-03-07 22:04:32
○ 2026-05-11 14:23:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rct-onboarding.de	ns6.kasserver.com, ns5.kasserver.com	-

✅ Authoritative Response

Server:85.13.159.101

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

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at rct-onboarding.de: Error: DNS query timeout: 194.0.0.53 for DS rct-onboarding.de

⏱️ Timing

Total: 3885ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.132.239`
NS	2	`ns6.kasserver.com, ns5.kasserver.com`
MX	1	`w01d8ed8.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

Analysis

IP Addresses

rct-onboarding.de resolves to a single IP address: 85.13.132.239.

Other host names including w0119b98.kasserver.com, w01961b5.kasserver.com, w00d60c8.kasserver.com, kinnaree-thaimassage.com and mail.esmechanik.de share IP numbers with rct-onboarding.de.

Name Servers

rct-onboarding.de's delegation uses two name servers, ns5.kasserver.com and ns6.kasserver.com.

rct-onboarding.de shares the same name server setup as other domains, for example moraw.net, cr-innenausbau.de, bodenburgallee.de, onlinebuchung.net and jugendfeuerwehr-hofen.de.

rct-onboarding.de at least partially shares name servers with other domains, including greencar.de, kuechenproficenter-dresden.de, clan-test.de, hsini.de and jensfrankbecker.de.

these name servers are commonly used with ns3.ai-dns.de, ns5.name-server-kas.de, 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.

Mail Servers

rct-onboarding.de is handled by a single mail server, w01d8ed8.kasserver.com.

rct-onboarding.de uses the same mail server setup as other domains, such as rct-onboarding.com.

w01d8ed8.kasserver.com points to a single IP: 85.13.132.239.

rct-onboarding.de - robtex.com