rt204.de - dns.ninja

`rt204.de`

DNSSEC	⚠️ Not signed
A	46.30.57.82^{🇩🇪 MITTWALD-AS46.30.56.0/21 Mittwald CM Service GmbH und Co. KG}
		PTR	`r27352.agenturserver.it`
NS	`ns1-04.azure-dns.com` ⭐
		A	2603:1061:0:700::4^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-04.azure-dns.com`
		A	13.107.236.4^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
NS	`ns2-04.azure-dns.net`
		A	2620:1ec:8ec:700::4^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-04.azure-dns.net`
		A	150.171.21.4^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
NS	`ns3-04.azure-dns.org`
		A	2a01:111:4000:700::4^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-04.azure-dns.org`
		A	204.14.183.4^{🇺🇸 Microsoft204.14.180.0/22}
NS	`ns4-04.azure-dns.info`
		A	2620:1ec:bda:700::4^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-04.azure-dns.info`
		A	208.84.5.4^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
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`
SOA	`ns1-04.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`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=1783202126

Subdomains

mail.rt204.de

www.rt204.de

Same first word

rt204.de

Similar names

024tr.cn

rt402.com

DNS History

19 records (9 active, 10 former)

●NSns1-04.azure-dns.com2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

○NSns1.de.netarix.net2015-08-21 → 2017-03-22 · 4 obs

● 2015-08-21 01:55:12
● 2017-03-22 08:36:32
○ 2020-01-31 16:39:40
○ 2026-07-04 22:09:22

○NSns1.dnssyn.de2020-01-31 → 2020-01-31 · 4 obs

○ 2017-03-22 08:36:32
● 2020-01-31 16:39:40
○ 2026-03-04 15:49:54
○ 2026-07-04 22:09:22

●NSns2-04.azure-dns.net2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

○NSns2.de.netarix.com2015-08-21 → 2016-03-16 · 4 obs

● 2015-08-21 01:55:12
● 2016-03-16 11:08:54
○ 2016-07-21 18:37:06
○ 2026-07-04 22:09:22

○NSns2.dnssyn.de2020-01-31 → 2020-01-31 · 4 obs

○ 2017-03-22 08:36:32
● 2020-01-31 16:39:40
○ 2026-03-04 15:49:54
○ 2026-07-04 22:09:22

●NSns3-04.azure-dns.org2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

○NSns3.de.netarix.eu2015-08-21 → 2017-03-22 · 4 obs

● 2015-08-21 01:55:12
● 2017-03-22 08:36:32
○ 2020-01-31 16:39:40
○ 2026-07-04 22:09:22

○NSns3.dnssyn.de2020-01-31 → 2020-01-31 · 4 obs

○ 2017-03-22 08:36:32
● 2020-01-31 16:39:40
○ 2026-03-04 15:49:54
○ 2026-07-04 22:09:22

●NSns4-04.azure-dns.info2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

○NSns4.de.netarix.de2015-08-21 → 2017-03-22 · 4 obs

● 2015-08-21 01:55:12
● 2017-03-22 08:36:32
○ 2020-01-31 16:39:40
○ 2026-07-04 22:09:22

○NSns4.dnssyn.de2020-01-31 → 2020-01-31 · 4 obs

○ 2017-03-22 08:36:32
● 2020-01-31 16:39:40
○ 2026-03-04 15:49:54
○ 2026-07-04 22:09:22

○MXaspmx.l.google.com2015-08-21 → 2017-03-22 · 4 obs

● 2015-08-21 01:55:12
● 2017-03-22 08:36:32
○ 2020-01-31 16:39:40
○ 2026-07-04 22:09:22

○MXmail.rt204.de2020-01-31 → 2020-01-31 · 4 obs

○ 2017-03-22 08:36:32
● 2020-01-31 16:39:40
○ 2026-03-04 15:49:54
○ 2026-07-04 22:09:22

●MXmx1.agenturserver.de2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

●MXmx2.agenturserver.de2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

●MXmx3.agenturserver.de2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

●MXmx4.agenturserver.de2026-03-04 → 2026-07-04 · 3 obs

○ 2020-01-31 16:39:40
● 2026-03-04 15:49:54
● 2026-07-04 22:09:22

●A46.30.57.822020-01-31 → 2026-07-04 · 2 obs

● 2020-01-31 16:39:40
● 2026-07-04 22:09:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
rt204.de	ns3-04.azure-dns.org, ns4-04.azure-dns.info, ns1-04.azure-dns.com, ns2-04.azure-dns.net	-

✅ Authoritative Response

Server:150.171.21.4

NS records: ns3-04.azure-dns.org, ns4-04.azure-dns.info, ns1-04.azure-dns.com, ns2-04.azure-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rt204.de (unsigned zone)

⏱️ Timing

Total: 854ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.57.82`
NS	4	`ns1-04.azure-dns.com, ns2-04.azure-dns.net...`
MX	4	`mx1.agenturserver.de (pri: 10), mx2.agenturserver.de (pri: 10)...`
SOA	1	`ns1-04.azure-dns.com azuredns-hostmaster`

Analysis

Hierarchy

mail.rt204.de and www.rt204.de each fall under rt204.de as their parent domain.

IP Addresses

rt204.de resolves to just one IP address, 46.30.57.82.

Two other host names, along with rt83.de, www.rt204.de and matomo.round-table.de, also share IP numbers with rt204.de.

Name Servers

The NS records for rt204.de point to four name servers: ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net and ns3-04.azure-dns.org.

At least some of rt204.de's name servers are shared with other domains, for example 21.221.185.in-addr.arpa, puertonuevoantofagasta.cl, servicesoffer.com and two more.

Four hostnames, each resolving to a pair of IP addresses: ns1-04.azure-dns.com directs to 13.107.236.4 and 2603:1061:0:700::4; ns4-04.azure-dns.info directs to 208.84.5.4 and 2620:1ec:bda:700::4; ns2-04.azure-dns.net directs to 150.171.21.4 and 2620:1ec:8ec:700::4; ns3-04.azure-dns.org directs to 204.14.183.4 and 2a01:111:4000:700::4.

Mail Servers

Mail for rt204.de is handled by four mail servers: mx1.agenturserver.de, mx2.agenturserver.de, mx3.agenturserver.de and mx4.agenturserver.de.

There is at least a partial MX overlap between rt204.de and other domains, including grandioso-textildruck.de, pbg-potsdam.eu, crmsol.at and two others.

The hosts mx1.agenturserver.de, mx2.agenturserver.de, mx3.agenturserver.de and mx4.agenturserver.de all resolve to exactly one IP address each: 185.15.192.56, 185.15.192.57, 185.15.192.58 and 185.15.192.59 respectively.