`untereichen.net`

DNSSEC	🔒 Signed (DS record present)
A	2001:1bc0:d::2:4^{🇩🇪 PROBENETWORKS-AS2001:1bc0::/32 Probe Networks european network}
		PTR	`http2.core-networks.de`
A	194.213.5.204^{🇩🇪 PROBENETWORKS-AS194.213.5.0/24 Core Networks GmbH}
NS	`ns1.core-networks.de` ⭐
		A	2001:1bc0:d::fffe^{🇩🇪 PROBENETWORKS-AS2001:1bc0::/32 Probe Networks european network}
			PTR	`ns1.core-networks.de`
		A	194.213.5.254^{🇩🇪 PROBENETWORKS-AS194.213.5.0/24 Core Networks GmbH}
			PTR	`ns1.core-networks.de`
NS	`ns2.core-networks.eu`
		A	2a02:f98:0:22::ffff^{🇩🇪 SURFPLANET-AS2a02:f98::/32 Surfplanet GmbH PA-Block}
			PTR	`ns2.core-networks.eu`
		A	78.111.72.98^{🇩🇪 SURFPLANET-AS78.111.64.0/20 Surfplanet GmbH PA-Block}
			PTR	`ns2.core-networks.eu`
NS	`ns3.core-networks.com`
		A	2001:1bc0:d::ffff^{🇩🇪 PROBENETWORKS-AS2001:1bc0::/32 Probe Networks european network}
			PTR	`ns3.core-networks.com`
		A	82.96.73.254^{🇩🇪 PROBENETWORKS-AS82.96.64.0/18 Probe Networks european network}
			PTR	`ns3.core-networks.com`
MX	`palmapp1.nadja-palm.de` ⭐
		A	2003:a:1305:98fc:b4a3:2631:cf25:4f48^{🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space}
			PTR	`palmapp1.nadja-palm.de`
		A	87.140.5.152^{🇩🇪 DTAG87.128.0.0/10 Deutsche Telekom AG, Internet service provider}
			PTR	`pfsense.untereichen.net`
MX	`mx1.core-networks.de`⁽¹⁰⁾
		A	2001:1bc0:d::4:9^{🇩🇪 PROBENETWORKS-AS2001:1bc0::/32 Probe Networks european network}
			PTR	`mail.core-networks.de`
		A	82.96.72.7^{🇩🇪 PROBENETWORKS-AS82.96.64.0/18 Probe Networks european network}
			PTR	`mail.core-networks.de`
MX	`mx2.core-networks.de`⁽²⁰⁾
		A	2001:1bc0:d::2:12^{🇩🇪 PROBENETWORKS-AS2001:1bc0::/32 Probe Networks european network}
			PTR	`mx2.core-networks.de`
		A	194.213.5.212^{🇩🇪 PROBENETWORKS-AS194.213.5.0/24 Core Networks GmbH}
			PTR	`mx2.core-networks.de`
TXT	`v=spf1 mx a include:spf.core-networks.de include:spf.protection.outlook.com a...`
TXT	`openai-domain-verification=dv-PPFUvslrAjsdKAXVRd2zhozO`
TXT	`MS=ms28269224`
SOA	`ns1.core-networks.de`hostmaster@core-networks.de 2024-10-16 #67

`net`

	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=1774625877

Subdomains

pfsense2.untereichen.net

pfsense.untereichen.net

sheriff1-boke.untereichen.net

Same first word

untereichen.net

DNS History

20 records (8 active, 12 former)

○NSns.namespace4you.com2007-10-13 → 2007-10-13 · 3 obs

● 2007-10-13 12:53:16
○ 2015-08-17 09:21:42
○ 2026-03-27 15:58:04

○NSns.namespace4you.de2007-10-13 → 2020-03-14 · 4 obs

● 2007-10-13 12:53:16
● 2020-03-14 12:40:46
○ 2026-03-27 07:31:50
○ 2026-03-27 15:58:04

●NSns1.core-networks.de2026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

●NSns2.core-networks.eu2026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

○NSns2.namespace4you.com2007-10-13 → 2007-10-13 · 3 obs

● 2007-10-13 12:53:16
○ 2015-08-17 09:21:42
○ 2026-03-27 15:58:04

○NSns2.namespace4you.de2007-10-13 → 2020-03-14 · 4 obs

● 2007-10-13 12:53:16
● 2020-03-14 12:40:46
○ 2026-03-27 07:31:50
○ 2026-03-27 15:58:04

●NSns3.core-networks.com2026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

○MXmail.nadja-palm.de2007-10-13 → 2017-03-23 · 4 obs

● 2007-10-13 12:53:16
● 2017-03-23 15:40:48
○ 2020-03-14 12:40:46
○ 2026-03-27 15:58:04

●MXmx1.core-networks.de2026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

●MXmx2.core-networks.de2026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

○MXmxlb.ispgateway.de2007-10-13 → 2020-03-14 · 4 obs

● 2007-10-13 12:53:16
● 2020-03-14 12:40:46
○ 2026-03-27 07:31:50
○ 2026-03-27 15:58:04

●MXpalmapp1.nadja-palm.de2020-03-14 → 2026-03-27 · 3 obs

○ 2017-03-23 15:40:48
● 2020-03-14 12:40:46
● 2026-03-27 15:58:04

○A134.119.253.412017-03-23 → 2020-03-14 · 5 obs

○ 2016-07-12 16:41:56
● 2017-03-23 15:40:48
● 2020-03-14 12:40:46
○ 2026-03-27 07:31:50
○ 2026-03-27 15:58:04

●A194.213.5.2042026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

●A2001:1bc0:d::2:42026-03-27 → 2026-03-27 · 3 obs

○ 2020-03-14 12:40:46
● 2026-03-27 07:31:50
● 2026-03-27 15:58:04

○A2a00:1158:0:300:e612::12015-08-17 → 2016-03-12 · 5 obs

○ 2007-10-13 12:53:16
● 2015-08-17 09:21:42
● 2016-03-12 19:05:22
○ 2016-07-12 16:41:56
○ 2026-03-27 15:58:04

○A2a00:1158:1000:300::3b02016-07-12 → 2016-07-12 · 4 obs

○ 2016-03-12 19:05:22
● 2016-07-12 16:41:56
○ 2017-03-23 15:40:48
○ 2026-03-27 15:58:04

○A2a00:1158:300::6292017-03-23 → 2020-03-14 · 5 obs

○ 2016-07-12 16:41:56
● 2017-03-23 15:40:48
● 2020-03-14 12:40:46
○ 2026-03-27 07:31:50
○ 2026-03-27 15:58:04

○A80.67.17.1512007-10-13 → 2007-10-13 · 3 obs

● 2007-10-13 12:53:16
○ 2015-08-17 09:21:42
○ 2026-03-27 15:58:04

○A80.67.28.1762015-08-17 → 2016-07-12 · 5 obs

○ 2007-10-13 12:53:16
● 2015-08-17 09:21:42
● 2016-07-12 16:41:56
○ 2017-03-23 15:40:48
○ 2026-03-27 15:58:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
untereichen.net	ns1.core-networks.de, ns2.core-networks.eu, ns3.core-networks.com	-

✅ Authoritative Response

Server:82.96.73.254

NS records: ns1.core-networks.de, ns2.core-networks.eu, ns3.core-networks.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 678ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`194.213.5.204`
AAAA	1	`2001:1bc0:d::2:4`
NS	3	`ns2.core-networks.eu, ns1.core-networks.de...`
MX	3	`palmapp1.nadja-palm.de (pri: 5), mx1.core-networks.de (pri: 10)...`
TXT	3	`openai-domain-verification=dv-PPFUvslrAj, v=spf1 mx a include:spf.core-networks.de...`
SOA	1	`ns1.core-networks.de hostmaster.core-net`

Analysis

Hierarchy

untereichen.net is the parent of pfsense2.untereichen.net, pfsense.untereichen.net and sheriff1-boke.untereichen.net.

IP Addresses

untereichen.net resolves to two IP numbers: 2001:1bc0:d::2:4 and 194.213.5.204.

other host names including analytics.andreae-net.de, mailias.de, millerni.com, trenda.at and mail.maja-nova.de share IP numbers with untereichen.net.

Name Servers

untereichen.net is delegated to three name servers ns3.core-networks.com, ns1.core-networks.de and ns2.core-networks.eu.

untereichen.net at least partially shares name servers with other domains, for instance lenkradprofi.com, haaslerdentaltechnik.at, bl4ckb0x.org, d00dle.de and brain-offload.de.

Host names with two IP numbers:

ns3.core-networks.com points to: 2001:1bc0:d::ffff and 82.96.73.254.

ns1.core-networks.de points to: 2001:1bc0:d::fffe and 194.213.5.254.

ns2.core-networks.eu points to: 2a02:f98:0:22::ffff and 78.111.72.98.

Mail Servers

untereichen.net is handled by three mail servers: mx1.core-networks.de, mx2.core-networks.de and palmapp1.nadja-palm.de.

untereichen.net shares some mail servers with other domains, at least partially, for instance stift.com, hkoop.de, invent-it.de, glaber.de and las-cad.de.

These mail servers are commonly used alongside mx2.core-networks.eu and mx3.core-networks.com.

Host names with two IP numbers:

mx1.core-networks.de points to: 2001:1bc0:d::4:9 and 82.96.72.7.

mx2.core-networks.de points to: 2001:1bc0:d::2:12 and 194.213.5.212.

palmapp1.nadja-palm.de points to: 2003:a:1305:98fc:b4a3:2631:cf25:4f48 and 87.140.5.152.

untereichen.net - robtex.com

untereichen.net

net

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`untereichen.net`

`net`