`kontorhus.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.81^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`docks17.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:17^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks17.rzone.de`
		A	217.160.80.144^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks17.rzone.de`
NS	`shades14.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:141^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`shades14.rzone.de`
		A	185.132.34.141^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades14.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks17.rzone.de`hostmaster@strato-rz.de 2020-06-06 #26

`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=1778399601

Same first word

kontorhus.de

DNS History

8 records (5 active, 3 former)

●NSdocks17.rzone.de2015-08-09 → 2026-05-10 · 2 obs

● 2015-08-09 16:59:28
● 2026-05-10 08:16:52

●NSshades14.rzone.de2015-08-09 → 2026-05-10 · 2 obs

● 2015-08-09 16:59:28
● 2026-05-10 08:16:52

○MXsmtp.rzone.de2015-08-09 → 2017-04-03 · 4 obs

● 2015-08-09 16:59:28
● 2017-04-03 03:52:32
○ 2020-03-27 10:10:36
○ 2026-05-10 08:16:52

●MXsmtpin.rzone.de2020-03-27 → 2026-05-10 · 3 obs

○ 2017-04-03 03:52:32
● 2020-03-27 10:10:36
● 2026-05-10 08:16:52

●A2001:8d8:100f:f000::2002026-04-01 → 2026-05-10 · 3 obs

○ 2020-03-27 10:10:36
● 2026-04-01 20:14:34
● 2026-05-10 08:16:52

●A217.160.0.812026-04-01 → 2026-05-10 · 3 obs

○ 2020-03-27 10:10:36
● 2026-04-01 20:14:34
● 2026-05-10 08:16:52

○A2a01:238:20a:202:1156::2015-08-09 → 2020-03-27 · 4 obs

● 2015-08-09 16:59:28
● 2020-03-27 10:10:36
○ 2026-04-01 20:14:34
○ 2026-05-10 08:16:52

○A81.169.145.1562015-08-09 → 2020-03-27 · 4 obs

● 2015-08-09 16:59:28
● 2020-03-27 10:10:36
○ 2026-04-01 20:14:34
○ 2026-05-10 08:16:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
kontorhus.de	docks17.rzone.de, shades14.rzone.de	-

✅ Authoritative Response

Server:217.160.80.144

NS records: docks17.rzone.de, shades14.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kontorhus.de (unsigned zone)

⏱️ Timing

Total: 1148ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.81`
AAAA	1	`2001:8d8:100f:f000::200`
NS	2	`docks17.rzone.de, shades14.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks17.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

kontorhus.de resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.81.

other host names including rapidoss.com, heidelberg-implantate.de, bjoernmager.de, ventureskies.com and www.vombeisetal.de share IP numbers with kontorhus.de.

Name Servers

kontorhus.de is delegated to two name servers docks17.rzone.de and shades14.rzone.de.

kontorhus.de shares the same name server setup as other domains, for instance silberspiel.de, pi-gruppe.com, dentware.de, mrock.de and thedutchhost.com.

kontorhus.de at least partially shares name servers with other domains, for instance neumeister-und-partner.de, webshopmarlin.nl, horstberka.de, hamburger-medienschaufenster.de and online-fahnder.de.

These name servers are commonly used with the following name servers: shades16.rzone.de, docks15.rzone.de, shades01.rzone.de, shades07.rzone.de, docks08.rzone.de, docks01.rzone.de, shades15.rzone.de, shades11.rzone.de, shades03.rzone.de and shades12.rzone.de.

Host names with two IP numbers:

The host name docks17.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:17 and 217.160.80.144; the host name shades14.rzone.de points to 2607:f1c0:fe:53:185:132:34:141 and 185.132.34.141.

Mail Servers

kontorhus.de is handled by a single mail server, smtpin.rzone.de.

kontorhus.de shares the same mail server setup as other domains, for instance james-ledgerwood-marketing.com, visitencarte.de, visiotax.com, ns1.dynamicparking.eu and diuf.de.

smtpin.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

kontorhus.de - robtex.com

kontorhus.de

de