rt-filter.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rt-filter.de`

DNSSEC	⚠️ Not signed
A	193.24.217.153^{🇩🇪 HYDAC-TECH-AS193.24.216.0/22 HYDAC-NET}
NS	`ns1.eurodns.com` ⭐
		A	2610:1c8:b002::107^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.eurodns.com`
		A	199.167.66.107^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns1.eurodns.com`
NS	`ns2.eurodns.com`
		A	2610:1c8:b001::107^{🇺🇸 AS233932610:1c8:b001::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns2.eurodns.com`
		A	104.37.178.107^{🇺🇸 AS23393104.37.178.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns2.eurodns.com`
NS	`ns3.eurodns.com`
		A	2610:1c8:b002::108^{🇺🇸 AS233932610:1c8:b002::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns3.eurodns.com`
		A	199.167.66.108^{🇺🇸 AS23393199.167.66.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns3.eurodns.com`
NS	`ns4.eurodns.com`
		A	2610:1c8:b001::108^{🇺🇸 AS233932610:1c8:b001::/48 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns4.eurodns.com`
		A	104.37.178.108^{🇺🇸 AS23393104.37.178.0/24 200 Broadacres Dr Bloomfield NJ 07003 United States}
			PTR	`ns4.eurodns.com`
MX	`mail2.hydac.com` ⭐
		A	193.24.217.211^{🇩🇪 HYDAC-TECH-AS193.24.216.0/22 HYDAC-NET}
			PTR	`mail2.hydac.com`
MX	`mail.hydac.com`⁽²⁰⁾
		A	193.24.217.210^{🇩🇪 HYDAC-TECH-AS193.24.216.0/22 HYDAC-NET}
			PTR	`mail.hydac.com`
TXT	`MS=ms49395548`
TXT	`cisco-ci-domain-verification=5b357a73ca1b78b27c2f2f8de313401d94cf4e75bc03f4c4...`
TXT	`v=spf1 include:spf.hydac.com include:spf.de.umantis.com ~all`
SOA	`ns1.eurodns.com`hostmaster@eurodns.com 2026-05-04 #0

`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=1786853601

Subdomains

www.rt-filter.de

Same first word

rt-filter.de

rt-filter.com.au

rt-filter.com

Similar names

tr-filter.com

DNS History

13 records (7 active, 6 former)

●NSns1.eurodns.com2026-02-16 → 2026-08-16 · 3 obs

○ 2017-01-12 06:02:14
● 2026-02-16 05:50:02
● 2026-08-16 04:13:38

○NSns1.net-server.de2015-07-17 → 2017-01-12 · 4 obs

● 2015-07-17 05:19:42
● 2017-01-12 06:02:14
○ 2026-02-16 05:50:02
○ 2026-08-16 04:13:38

●NSns2.eurodns.com2026-02-16 → 2026-08-16 · 3 obs

○ 2017-01-12 06:02:14
● 2026-02-16 05:50:02
● 2026-08-16 04:13:38

○NSns2.net-server.de2015-07-17 → 2017-01-12 · 4 obs

● 2015-07-17 05:19:42
● 2017-01-12 06:02:14
○ 2026-02-16 05:50:02
○ 2026-08-16 04:13:38

●NSns3.eurodns.com2026-02-16 → 2026-08-16 · 3 obs

○ 2017-01-12 06:02:14
● 2026-02-16 05:50:02
● 2026-08-16 04:13:38

○NSns3.net-server.de2015-07-17 → 2017-01-12 · 4 obs

● 2015-07-17 05:19:42
● 2017-01-12 06:02:14
○ 2026-02-16 05:50:02
○ 2026-08-16 04:13:38

●NSns4.eurodns.com2026-02-16 → 2026-08-16 · 3 obs

○ 2017-01-12 06:02:14
● 2026-02-16 05:50:02
● 2026-08-16 04:13:38

○NSns4.net-server.de2015-07-17 → 2017-01-12 · 4 obs

● 2015-07-17 05:19:42
● 2017-01-12 06:02:14
○ 2026-02-16 05:50:02
○ 2026-08-16 04:13:38

●MXmail.hydac.com2015-07-17 → 2026-08-16 · 2 obs

● 2015-07-17 05:19:42
● 2026-08-16 04:13:38

●MXmail2.hydac.com2015-07-17 → 2026-08-16 · 2 obs

● 2015-07-17 05:19:42
● 2026-08-16 04:13:38

●A193.24.217.1532026-02-16 → 2026-08-16 · 3 obs

○ 2017-01-12 06:02:14
● 2026-02-16 05:50:02
● 2026-08-16 04:13:38

○A212.88.140.2362017-01-12 → 2017-01-12 · 4 obs

○ 2016-04-17 06:07:22
● 2017-01-12 06:02:14
○ 2026-02-16 05:50:02
○ 2026-08-16 04:13:38

○A212.88.156.2292015-07-17 → 2016-04-17 · 4 obs

● 2015-07-17 05:19:42
● 2016-04-17 06:07:22
○ 2017-01-12 06:02:14
○ 2026-08-16 04:13:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
rt-filter.de	ns3.eurodns.com, ns4.eurodns.com, ns1.eurodns.com, ns2.eurodns.com	-

✅ Authoritative Response

Server:104.37.178.107

NS records: ns3.eurodns.com, ns4.eurodns.com, ns1.eurodns.com, ns2.eurodns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt-filter.de (unsigned zone)

⏱️ Timing

Total: 902ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`193.24.217.153`
NS	4	`ns1.eurodns.com, ns2.eurodns.com...`
MX	2	`mail2.hydac.com (pri: 20), mail.hydac.com (pri: 10)`
TXT	3	`MS=ms49395548, cisco-ci-domain-verification=5b357a73ca1...`
SOA	1	`ns1.eurodns.com hostmaster.eurodns.com`

Analysis

Hierarchy

www.rt-filter.de is delegated beneath rt-filter.de.

IP Addresses

rt-filter.de resolves to one IP address: 193.24.217.153.

Other hosts including rtfilter.com, rt-filter.com and rtfilter.de share IP addresses with rt-filter.de.

Name Servers

The authoritative name servers for rt-filter.de are ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and ns4.eurodns.com.

There is at least partial name server overlap between rt-filter.de and other domains — prodir.org, viking-life.com.cn, vingtor.be and two more among them.

All four hostnames — ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and ns4.eurodns.com — resolve to two IP numbers apiece: ns1.eurodns.com to 199.167.66.107 and 2610:1c8:b002::107; ns2.eurodns.com to 104.37.178.107 and 2610:1c8:b001::107; ns3.eurodns.com to 199.167.66.108 and 2610:1c8:b002::108; ns4.eurodns.com to 104.37.178.108 and 2610:1c8:b001::108.

Mail Servers

Mail for rt-filter.de is handled by two mail servers — mail2.hydac.com and mail.hydac.com.

rt-filter.de uses an identical mail server configuration to several other domains — among them hydac.com.my, hydac.at, bierihydraulik.com and two more.

mail2.hydac.com → 193.24.217.211 and mail.hydac.com → 193.24.217.210: one IP number per host name.