`luetcke.de`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1156::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
A	81.169.145.156^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`luetcke-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`mscid=e9KYyk4n0nQLWUknAc/pXs+055A1Uou5ew+/OSfnZmX+W+ChfWVS6iy0wVXIXW+QF9bL1h0...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.bdm.microsoftonline.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=1778842517

Subdomains

mx0.luetcke.de

Same first word

luetcke.info

luetcke.com

luetcke.de

Similar names

celutek.com

tucklee.com

kleutec.com

leetuck.com

elkutec.com

cluetek.com

elkutec.de

teeluck.com

DNS History

13 records (7 active, 6 former)

●NSns1.bdm.microsoftonline.com2026-04-10 → 2026-05-15 · 3 obs

○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

○NSns1.hans.hosteurope.de2015-07-11 → 2019-03-20 · 4 obs

● 2015-07-11 12:10:58
● 2019-03-20 06:24:52
○ 2026-04-10 18:01:56
○ 2026-05-15 11:10:38

●NSns2.bdm.microsoftonline.com2026-04-10 → 2026-05-15 · 3 obs

○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

○NSns2.hans.hosteurope.de2015-07-11 → 2019-03-20 · 4 obs

● 2015-07-11 12:10:58
● 2019-03-20 06:24:52
○ 2026-04-10 18:01:56
○ 2026-05-15 11:10:38

●NSns3.bdm.microsoftonline.com2026-04-10 → 2026-05-15 · 3 obs

○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

●NSns4.bdm.microsoftonline.com2026-04-10 → 2026-05-15 · 3 obs

○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

●MXluetcke-de.mail.protection.outlook.com2017-02-10 → 2026-05-15 · 5 obs

○ 2016-05-09 22:00:56
● 2017-02-10 11:09:06
○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

○MXmx0.luetcke.de2015-07-11 → 2016-05-09 · 4 obs

● 2015-07-11 12:10:58
● 2016-05-09 22:00:56
○ 2017-02-10 11:09:06
○ 2026-05-15 11:10:38

○MXmx0.webpack.hosteurope.de2019-03-20 → 2019-03-20 · 4 obs

○ 2017-02-10 11:09:06
● 2019-03-20 06:24:52
○ 2026-04-10 18:01:56
○ 2026-05-15 11:10:38

●A2a01:238:20a:202:1156::2026-04-10 → 2026-05-15 · 3 obs

○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

○A2a01:488:42:1000:50ed:84ea:41:bc7c2015-07-11 → 2019-03-20 · 4 obs

● 2015-07-11 12:10:58
● 2019-03-20 06:24:52
○ 2026-04-10 18:01:56
○ 2026-05-15 11:10:38

○A80.237.132.2342015-07-11 → 2019-03-20 · 4 obs

● 2015-07-11 12:10:58
● 2019-03-20 06:24:52
○ 2026-04-10 18:01:56
○ 2026-05-15 11:10:38

●A81.169.145.1562026-04-10 → 2026-05-15 · 3 obs

○ 2019-03-20 06:24:52
● 2026-04-10 18:01:56
● 2026-05-15 11:10:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
luetcke.de	ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:13.107.236.208

NS records: ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for luetcke.de (unsigned zone)

⏱️ Timing

Total: 1615ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.156`
AAAA	1	`2a01:238:20a:202:1156::`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`luetcke-de.mail.protection.outlook.com (`
TXT	2	`mscid=e9KYyk4n0nQLWUknAc/pXs+055A1Uou5ew, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

Analysis

Hierarchy

The parent of mx0.luetcke.de is luetcke.de.

IP Addresses

luetcke.de points to two IP numbers: 2a01:238:20a:202:1156:: and 81.169.145.156.

Other host names, for instance gannet-media.com, isobase.info, cashboys.nl, bosma-logistiek.nl and albert-interiors.com share IP numbers with luetcke.de.

Name Servers

luetcke.de is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

luetcke.de shares name servers with other domains at least partially, for instance lpclimited.com, feuerwehr-hirschaid.de, ms-ea.com, kriaris.com.au and hkag.org.