`kopenetz.de`

DNSSEC	⚠️ Not signed
A	2a02:3100:80c0:4100:9209:d0ff:fe33:7d7f^{🇩🇪 TDDE-ASN12a02:3000::/23 Telefonica Germany GmbH & Co. OHG}
		PTR	`dynamic-2a02-3100-80c0-4100-9209-d0ff-fe33-7d7f.310.pool.telefonica.de`
A	2.241.136.205^{🇩🇪 TDDE-ASN12.240.0.0/13 Telefonica Germany GmbH & Co. OHG}
NS	`get.desec.io` ⭐
		A	2a01:4f8:10a:1044:deec:642:ac10:80^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	88.99.64.5^{🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC}
			PTR	`digga.desec.io`
NS	`ns1.desec.io`
		A	2607:f740:e633:deec::2^{🇺🇸 NETACTUATE2607:f740:e633::/48 NetActuate, Inc}
			PTR	`ns1.desec.io`
		A	45.54.76.1^{🇺🇸 NETACTUATE45.54.76.0/24}
			PTR	`ns1.desec.io`
NS	`ns2.desec.org`
		A	2607:f740:e00a:deec::2^{🇺🇸 AS362172607:f740:e00a::/48 NetActuate, Inc}
			PTR	`ns2.desec.org`
		A	157.53.224.1^{🇺🇸 AS36217157.53.224.0/24 Customer Route}
			PTR	`ns2.desec.org`
MX	`kopenetz.de` ⭐
		A	2a02:3100:80c0:4100:9209:d0ff:fe33:7d7f^{🇩🇪 TDDE-ASN12a02:3000::/23 Telefonica Germany GmbH & Co. OHG}
			PTR	`dynamic-2a02-3100-80c0-4100-9209-d0ff-fe33-7d7f.310.pool.telefonica.de`
		A	2.241.136.205^{🇩🇪 TDDE-ASN12.240.0.0/13 Telefonica Germany GmbH & Co. OHG}
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`get.desec.io`get@desec.io serial=2026054142

`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=1778590612

MX for

kopenetz.de

Same first word

kopenetz.de

Similar names

konzepte.com

konzepte.org

konzepte.info

ekonzept.de

DNS History

31 records (6 active, 25 former)

●NSget.desec.io2026-02-27 → 2026-05-12 · 3 obs

○ 2019-12-22 14:40:58
● 2026-02-27 05:24:30
● 2026-05-12 13:26:48

○NSns.namespace4you.de2015-08-04 → 2019-12-22 · 4 obs

● 2015-08-04 15:03:08
● 2019-12-22 14:40:58
○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

●NSns1.desec.io2026-02-27 → 2026-05-12 · 3 obs

○ 2019-12-22 14:40:58
● 2026-02-27 05:24:30
● 2026-05-12 13:26:48

●NSns2.desec.org2026-02-27 → 2026-05-12 · 3 obs

○ 2019-12-22 14:40:58
● 2026-02-27 05:24:30
● 2026-05-12 13:26:48

○NSns2.namespace4you.de2015-08-04 → 2019-12-22 · 4 obs

● 2015-08-04 15:03:08
● 2019-12-22 14:40:58
○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

○MXcircinus.uberspace.de2015-08-04 → 2019-12-22 · 4 obs

● 2015-08-04 15:03:08
● 2019-12-22 14:40:58
○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

●MXkopenetz.de2026-02-27 → 2026-05-12 · 3 obs

○ 2019-12-22 14:40:58
● 2026-02-27 05:24:30
● 2026-05-12 13:26:48

●A2.241.136.2052026-05-12 → 2026-05-12 · 3 obs

○ 2026-04-10 09:02:06
● 2026-05-12 13:26:46
● 2026-05-12 13:26:48

○A2.241.171.972026-03-12 → 2026-03-12 · 4 obs

○ 2026-02-27 05:24:30
● 2026-03-12 22:12:04
○ 2026-03-13 17:27:08
○ 2026-05-12 13:26:48

○A2.241.190.222026-03-13 → 2026-03-13 · 4 obs

○ 2026-03-12 22:12:04
● 2026-03-13 17:27:08
○ 2026-03-14 22:32:22
○ 2026-05-12 13:26:48

○A2.241.222.72026-02-27 → 2026-05-12 · 2 obs

○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

○A2.241.254.592026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-13 17:27:08
● 2026-03-14 22:32:22
○ 2026-03-15 03:22:22
○ 2026-05-12 13:26:48

○A2.241.98.652026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-15 06:47:50
● 2026-04-01 03:06:18
○ 2026-04-05 10:02:04
○ 2026-05-12 13:26:48

○A2001:1a50:11:0:5f:8f:ace4:b82015-08-04 → 2019-12-22 · 4 obs

● 2015-08-04 15:03:08
● 2019-12-22 14:40:58
○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

○A2a02:3100:7c64:4a00:9209:d0ff:fe33:7d7f2026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-01 03:06:18
● 2026-04-05 10:02:04
○ 2026-04-06 06:43:24
○ 2026-05-12 13:26:48

○A2a02:3100:7cbc:e100:9209:d0ff:fe33:7d7f2026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-06 06:43:24
● 2026-04-10 09:02:06
○ 2026-05-12 13:26:46
○ 2026-05-12 13:26:48

○A2a02:3100:7eeb:9c00:9209:d0ff:fe33:7d7f2026-04-06 → 2026-04-06 · 4 obs

○ 2026-04-05 10:02:04
● 2026-04-06 06:43:24
○ 2026-04-10 09:02:06
○ 2026-05-12 13:26:48

●A2a02:3100:80c0:4100:9209:d0ff:fe33:7d7f2026-05-12 → 2026-05-12 · 3 obs

○ 2026-04-10 09:02:06
● 2026-05-12 13:26:46
● 2026-05-12 13:26:48

○A2a02:3100:8177:1b00:9209:d0ff:fe33:7d7f2026-03-12 → 2026-03-12 · 4 obs

○ 2026-02-27 05:24:30
● 2026-03-12 22:12:04
○ 2026-03-13 17:27:08
○ 2026-05-12 13:26:48

○A2a02:3100:81da:6700:9209:d0ff:fe33:7d7f2026-03-13 → 2026-03-13 · 4 obs

○ 2026-03-12 22:12:04
● 2026-03-13 17:27:08
○ 2026-03-14 22:32:22
○ 2026-05-12 13:26:48

○A2a02:3100:8291:8100:9209:d0ff:fe33:7d7f2026-02-27 → 2026-05-12 · 2 obs

○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

○A2a02:3100:8309:2300:9209:d0ff:fe33:7d7f2026-02-27 → 2026-02-27 · 4 obs

○ 2019-12-22 14:40:58
● 2026-02-27 05:24:30
○ 2026-03-12 22:12:04
○ 2026-05-12 13:26:48

○A2a02:3100:8590:5700:9209:d0ff:fe33:7d7f2026-03-15 → 2026-03-15 · 5 obs

○ 2026-03-14 22:32:22
● 2026-03-15 03:22:22
● 2026-03-15 06:47:50
○ 2026-04-01 03:06:18
○ 2026-05-12 13:26:48

○A2a02:3100:87a6:f700:9209:d0ff:fe33:7d7f2026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-15 06:47:50
● 2026-04-01 03:06:18
○ 2026-04-05 10:02:04
○ 2026-05-12 13:26:48

○A2a02:3100:8aba:e00:9209:d0ff:fe33:7d7f2026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-13 17:27:08
● 2026-03-14 22:32:22
○ 2026-03-15 03:22:22
○ 2026-05-12 13:26:48

○A77.3.55.2152026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-01 03:06:18
● 2026-04-05 10:02:04
○ 2026-04-06 06:43:24
○ 2026-05-12 13:26:48

○A77.3.67.1422026-03-15 → 2026-03-15 · 5 obs

○ 2026-03-14 22:32:22
● 2026-03-15 03:22:22
● 2026-03-15 06:47:50
○ 2026-04-01 03:06:18
○ 2026-05-12 13:26:48

○A77.3.68.1632026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-06 06:43:24
● 2026-04-10 09:02:06
○ 2026-05-12 13:26:46
○ 2026-05-12 13:26:48

○A77.8.99.512026-04-06 → 2026-04-06 · 4 obs

○ 2026-04-05 10:02:04
● 2026-04-06 06:43:24
○ 2026-04-10 09:02:06
○ 2026-05-12 13:26:48

○A95.112.35.2232026-02-27 → 2026-02-27 · 4 obs

○ 2019-12-22 14:40:58
● 2026-02-27 05:24:30
○ 2026-03-12 22:12:04
○ 2026-05-12 13:26:48

○A95.143.172.2282015-08-04 → 2019-12-22 · 4 obs

● 2015-08-04 15:03:08
● 2019-12-22 14:40:58
○ 2026-02-27 05:24:30
○ 2026-05-12 13:26:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
kopenetz.de	ns2.desec.org, ns1.desec.io	-

✅ Authoritative Response

Server:45.54.76.1

NS records: ns2.desec.org, ns1.desec.io

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kopenetz.de (unsigned zone)

⏱️ Timing

Total: 2084ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`2.241.136.205`
AAAA	1	`2a02:3100:80c0:4100:9209:d0ff:fe33:7d7f`
NS	2	`ns1.desec.io, ns2.desec.org`
MX	1	`kopenetz.de (pri: 10)`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`get.desec.io get.desec.io`

Analysis

Mail Server Role

kopenetz.de serves as a mail server for kopenetz.de.

IP Addresses

kopenetz.de points to two IP numbers: 2a02:3100:80c0:4100:9209:d0ff:fe33:7d7f and 2.241.136.205.

Name Servers

kopenetz.de is delegated to three name servers: get.desec.io, ns1.desec.io and ns2.desec.org.

kopenetz.de at least partially shares its name servers with other domains, for instance b-pix.net, ember-is.gay, jordankurtz.com, foerster.gmbh and clients.liip.ch.

Host names with two IP numbers:

get.desec.io points to: 2a01:4f8:10a:1044:deec:642:ac10:80 and 88.99.64.5.

ns1.desec.io points to: 2607:f740:e633:deec::2 and 45.54.76.1.

ns2.desec.org points to: 2607:f740:e00a:deec::2 and 157.53.224.1.

Mail Servers

kopenetz.de is handled by a single mail server.

Hostname kopenetz.de resolves to two IPs: 2a02:3100:80c0:4100:9209:d0ff:fe33:7d7f and 2.241.136.205.

kopenetz.de - robtex.com

kopenetz.de

de

MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Mail Server Role

IP Addresses

Name Servers

Mail Servers

`kopenetz.de`

`de`