`rf76.de`

DNSSEC	⚠️ Not signed
A	85.13.156.140^{🇩🇪 NMM-AS85.13.156.0/24 Neue Medien Muennich}
		PTR	`dd44138.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	`w01d1bf3.kasserver.com` ⭐
		A	85.13.156.140^{🇩🇪 NMM-AS85.13.156.0/24 Neue Medien Muennich}
			PTR	`dd44138.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2512201047

`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=1774569351

Subdomains

mail.rf76.de

Same first word

rf76.de

Similar names

rf67.cc

DNS History

8 records (4 active, 4 former)

●NSns5.kasserver.com2015-07-09 → 2026-03-27 · 2 obs

● 2015-07-09 14:17:16
● 2026-03-27 00:03:06

●NSns6.kasserver.com2015-07-09 → 2026-03-27 · 2 obs

● 2015-07-09 14:17:16
● 2026-03-27 00:03:06

○MXmail.rf76.de2015-07-09 → 2016-04-30 · 4 obs

● 2015-07-09 14:17:16
● 2016-04-30 11:00:56
○ 2017-04-20 02:15:40
○ 2026-03-27 00:03:06

○MXw00e8c3f.kasserver.com2017-04-20 → 2017-04-20 · 4 obs

○ 2016-04-30 11:00:56
● 2017-04-20 02:15:40
○ 2026-02-16 17:11:12
○ 2026-03-27 00:03:06

●MXw01d1bf3.kasserver.com2026-02-16 → 2026-03-27 · 3 obs

○ 2017-04-20 02:15:40
● 2026-02-16 17:11:12
● 2026-03-27 00:03:06

○A85.13.132.642015-07-09 → 2016-01-30 · 4 obs

● 2015-07-09 14:17:16
● 2016-01-30 09:38:18
○ 2016-04-30 11:00:56
○ 2026-03-27 00:03:06

○A85.13.136.1242016-04-30 → 2017-04-20 · 5 obs

○ 2016-01-30 09:38:18
● 2016-04-30 11:00:56
● 2017-04-20 02:15:40
○ 2026-02-16 17:11:12
○ 2026-03-27 00:03:06

●A85.13.156.1402026-02-16 → 2026-03-27 · 3 obs

○ 2017-04-20 02:15:40
● 2026-02-16 17:11:12
● 2026-03-27 00:03:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rf76.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 rf76.de (unsigned zone)

⏱️ Timing

Total: 804ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.156.140`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w01d1bf3.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.rf76.de is rf76.de.

IP Addresses

rf76.de points to an IP address: 85.13.156.140.

other host names include w00d612a.kasserver.com, w01d2059.kasserver.com, akcivan.com, w00ac183.kasserver.com and mail.steinstrass-partner.de; they share IP numbers with rf76.de.

Name Servers

Two name servers ns5.kasserver.com and ns6.kasserver.com handle the delegation for rf76.de.

rf76.de shares the same name server setup as other domains, for instance derfinanzier.com, automobil-literatur.de, lackfix.de, rp-engineering.com and birgit-falk.de.

rf76.de at least partially shares name servers with other domains, for instance da-kommt-kalle.de, idiving.de, el-el.de, schiffsradar24.de and seniormate.de.

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

Host names with one IP:

ns5.kasserver.com points to: 85.13.128.3

ns6.kasserver.com points to: 85.13.159.101

Mail Servers

rf76.de is handled by a single mail server, w01d1bf3.kasserver.com.

The host name w01d1bf3.kasserver.com points to IP 85.13.156.140.

rf76.de - robtex.com

rf76.de

de