rt57.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rt57.de`

DNSSEC	⚠️ Not signed
A	37.202.4.8^{🇩🇪 MITTWALD-AS37.202.0.0/21 Mittwald CM Service GmbH und Co. KG}
		PTR	`r8857.agenturserver.it`
NS	`ns01.agenturserver.de` ⭐
		A	185.247.151.111^{🇩🇪 MITTWALD-AS185.247.151.0/24 Mittwald CM Service GmbH und Co. KG}
			PTR	`ns01.agenturserver.de`
NS	`ns01.agenturserver.co`
		A	185.247.150.113^{🇩🇪 CORE-BACKBONE185.247.150.0/24 Mittwald CM Service GmbH und Co. KG}
			PTR	`ns01.agenturserver.co`
NS	`ns01.agenturserver.it`
		A	185.247.151.112^{🇩🇪 MITTWALD-AS185.247.151.0/24 Mittwald CM Service GmbH und Co. KG}
			PTR	`ns01.agenturserver.it`
MX	`mx1.agenturserver.de` ⭐
		A	185.15.192.56^{🇩🇪 MITTWALD-AS185.15.192.0/22 Mittwald CM Service GmbH und Co. KG}
			PTR	`mx1.agenturserver.de`
MX	`mx2.agenturserver.de` ⭐
		A	185.15.192.57^{🇩🇪 MITTWALD-AS185.15.192.0/22 Mittwald CM Service GmbH und Co. KG}
			PTR	`mx2.agenturserver.de`
MX	`mx3.agenturserver.de`⁽²⁰⁾
		A	185.15.192.58^{🇩🇪 MITTWALD-AS185.15.192.0/22 Mittwald CM Service GmbH und Co. KG}
			PTR	`mx3.agenturserver.de`
MX	`mx4.agenturserver.de`⁽⁵⁰⁾
		A	185.15.192.59^{🇩🇪 MITTWALD-AS185.15.192.0/22 Mittwald CM Service GmbH und Co. KG}
			PTR	`mx4.agenturserver.de`
TXT	`v=spf1 include:agenturserver.de ~all`
SOA	`ns01.agenturserver.de`support@mittwald.de serial=1725981477

`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=1786929495

Same first word

rt57.de

rt57.be

Similar names

rt75.com

rt75.dk

rt75.cn

75tr.com

tr75.com

57tr.com

DNS History

14 records (8 active, 6 former)

○NSns.namespace4you.de2015-05-29 → 2017-08-28 · 4 obs

● 2015-05-29 16:21:08
● 2017-08-28 12:32:44
○ 2026-04-02 21:08:38
○ 2026-08-17 01:29:24

●NSns01.agenturserver.co2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

●NSns01.agenturserver.de2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

●NSns01.agenturserver.it2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

○NSns2.namespace4you.de2015-05-29 → 2017-08-28 · 4 obs

● 2015-05-29 16:21:08
● 2017-08-28 12:32:44
○ 2026-04-02 21:08:38
○ 2026-08-17 01:29:24

●MXmx1.agenturserver.de2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

●MXmx2.agenturserver.de2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

●MXmx3.agenturserver.de2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

●MXmx4.agenturserver.de2026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

○MXmxlb.ispgateway.de2015-05-29 → 2017-08-28 · 4 obs

● 2015-05-29 16:21:08
● 2017-08-28 12:32:44
○ 2026-04-02 21:08:38
○ 2026-08-17 01:29:24

○A2a00:1158:0:300:4f88::12015-05-29 → 2016-03-30 · 4 obs

● 2015-05-29 16:21:08
● 2016-03-30 02:56:22
○ 2016-09-20 17:50:46
○ 2026-08-17 01:29:24

○A2a00:1158:1000:300::2c32016-09-20 → 2017-08-28 · 5 obs

○ 2016-03-30 02:56:22
● 2016-09-20 17:50:46
● 2017-08-28 12:32:44
○ 2026-04-02 21:08:38
○ 2026-08-17 01:29:24

●A37.202.4.82026-04-02 → 2026-08-17 · 3 obs

○ 2017-08-28 12:32:44
● 2026-04-02 21:08:38
● 2026-08-17 01:29:24

○A80.67.17.1952015-05-29 → 2017-08-28 · 4 obs

● 2015-05-29 16:21:08
● 2017-08-28 12:32:44
○ 2026-04-02 21:08:38
○ 2026-08-17 01:29:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
rt57.de	ns01.agenturserver.co, ns01.agenturserver.it, ns01.agenturserver.de	1 record

✅ Authoritative Response

Server:185.247.151.112

NS records: ns01.agenturserver.co, ns01.agenturserver.it, ns01.agenturserver.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt57.de (unsigned zone)

⏱️ Timing

Total: 1200ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.202.4.8`
NS	3	`ns01.agenturserver.de, ns01.agenturserver.it...`
MX	4	`mx2.agenturserver.de (pri: 10), mx1.agenturserver.de (pri: 10)...`
TXT	1	`v=spf1 include:agenturserver.de ~all`
SOA	1	`ns01.agenturserver.de support.mittwald.d`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns01.agenturserver.de)

Analysis

IP Addresses

rt57.de has exactly one IP address — 37.202.4.8.

bbq-dillenburg.de, hotex-haus.de, www.w3pm.de plus two other host names have IP numbers in common with rt57.de.

Name Servers

rt57.de has three name servers — ns01.agenturserver.co, ns01.agenturserver.de and ns01.agenturserver.it.

The name servers of rt57.de overlap at least partially with those of other domains — among them professionalclassic.de, nktest.de, comwest.at and two more.

Each of the three hostnames points to exactly one IP address: ns01.agenturserver.co points to 185.247.150.113, ns01.agenturserver.de points to 185.247.151.111 and ns01.agenturserver.it points to 185.247.151.112.

Mail Servers

The four mail servers for rt57.de are mx1.agenturserver.de, mx2.agenturserver.de, mx3.agenturserver.de and mx4.agenturserver.de.

At least some of the mail servers used by rt57.de are shared with other domains: esperanza-santiago.com, kumonenglisch.de, othomed.de and two others among them.

Four host names, each with one IP address: mx1.agenturserver.de has 185.15.192.56, mx2.agenturserver.de has 185.15.192.57, mx3.agenturserver.de has 185.15.192.58 and mx4.agenturserver.de has 185.15.192.59.