`rfd-networks.com`

DNSSEC	⚠️ Not signed
A	85.13.136.64^{🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich}
		PTR	`dd49702.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	`w0130ee1.kasserver.com` ⭐
		A	85.13.136.64^{🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich}
			PTR	`dd49702.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2604301108

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786664274

WOT: SAFE (50/100)

Subdomains

mail.rfd-networks.com

Same first word

rfd-networks.com

rfd-networks.de

DNS History

6 records (4 active, 2 former)

●NSns5.kasserver.com2015-07-05 → 2026-08-13 · 2 obs

● 2015-07-05 14:04:28
● 2026-08-13 23:43:28

●NSns6.kasserver.com2015-07-05 → 2026-08-13 · 2 obs

● 2015-07-05 14:04:28
● 2026-08-13 23:43:28

○MXmail.rfd-networks.com2015-07-05 → 2016-05-06 · 4 obs

● 2015-07-05 14:04:28
● 2016-05-06 01:11:10
○ 2017-02-15 18:07:42
○ 2026-08-13 23:43:28

●MXw0130ee1.kasserver.com2017-02-15 → 2026-08-13 · 3 obs

○ 2016-05-06 01:11:10
● 2017-02-15 18:07:42
● 2026-08-13 23:43:28

●A85.13.136.642026-04-12 → 2026-08-13 · 3 obs

○ 2018-11-28 07:06:30
● 2026-04-12 00:31:20
● 2026-08-13 23:43:28

○A85.13.153.2362015-07-05 → 2018-11-28 · 4 obs

● 2015-07-05 14:04:28
● 2018-11-28 07:06:30
○ 2026-04-12 00:31:20
○ 2026-08-13 23:43:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rfd-networks.com	ns5.kasserver.com, ns6.kasserver.com	2 records

✅ Authoritative Response

Server:85.13.128.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfd-networks.com (unsigned zone)

⏱️ Timing

Total: 1072ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.136.64`
NS	2	`ns5.kasserver.com, ns6.kasserver.com`
MX	1	`w0130ee1.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 (ns5.kasserver.com, ns6.kasserver.com)

Analysis

Hierarchy

The domain mail.rfd-networks.com falls under the parent rfd-networks.com.

IP Addresses

rfd-networks.com points to a single IP number: 85.13.136.64.

Additional host names — ektm.eu, mail.aeg-online.de, wt-racing.com and two others — share IP numbers with rfd-networks.com.

Name Servers

Two name servers handle the delegation for rfd-networks.com: ns5.kasserver.com and ns6.kasserver.com.

rfd-networks.com shares its name server setup with other domains, including citation.de, faxnummern.biz, buka.de and two others.

At least some of rfd-networks.com's name servers are shared with other domains, for example kimom.de, etexor.de, hsvarial.de and two more.

These name servers are often deployed together with the name servers ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.

Each of ns5.kasserver.com and ns6.kasserver.com has one IP address: ns5.kasserver.com uses 85.13.128.3 and ns6.kasserver.com uses 85.13.159.101.

Mail Servers

rfd-networks.com has one mail server: w0130ee1.kasserver.com.

rfd-networks.com shares its mail server configuration with other domains such as rfd-network.com, rfd-network.de and rfd-networks.de.

w0130ee1.kasserver.com carries a single IP number, which is 85.13.136.64.

rfd-networks.com - robtex.com

rfd-networks.com

com