`treuhandunion.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	217.160.0.131^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1051.ui-dns.org` ⭐
		A	2001:8d8:fe:53:0:d9a0:5333:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.org`
		A	217.160.83.51^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.org`
NS	`ns1051.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5133:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.biz`
		A	217.160.81.51^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.biz`
NS	`ns1051.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5233:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.com`
		A	217.160.82.51^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.com`
NS	`ns1051.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:5033:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.de`
		A	217.160.80.51^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1051.ui-dns.de`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1051.ui-dns.org`hostmaster@schlund.de 2016-04-28 #9

`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=1778649824

Same first word

treuhandunion.de

Similar names

uniontreuhand.at

DNS History

15 records (8 active, 7 former)

●NSns1051.ui-dns.biz2026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

●NSns1051.ui-dns.com2026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

●NSns1051.ui-dns.de2026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

●NSns1051.ui-dns.org2026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

○NSns23.schlund.de2015-08-05 → 2017-03-19 · 4 obs

● 2015-08-05 10:31:36
● 2017-03-19 12:43:32
○ 2026-03-31 01:09:46
○ 2026-05-13 05:46:06

○NSns24.schlund.de2015-08-05 → 2017-03-19 · 4 obs

● 2015-08-05 10:31:36
● 2017-03-19 12:43:32
○ 2026-03-31 01:09:46
○ 2026-05-13 05:46:06

●MXmx00.ionos.de2026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

○MXmx00.schlund.de2015-08-05 → 2017-03-19 · 4 obs

● 2015-08-05 10:31:36
● 2017-03-19 12:43:32
○ 2026-03-31 01:09:46
○ 2026-05-13 05:46:06

●MXmx01.ionos.de2026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

○MXmx01.schlund.de2015-08-05 → 2017-03-19 · 4 obs

● 2015-08-05 10:31:36
● 2017-03-19 12:43:32
○ 2026-03-31 01:09:46
○ 2026-05-13 05:46:06

●A2001:8d8:100f:f000::2002026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

●A217.160.0.1312026-03-31 → 2026-05-13 · 3 obs

○ 2017-03-19 12:43:32
● 2026-03-31 01:09:46
● 2026-05-13 05:46:06

○A217.160.0.692026-03-31 → 2026-05-13 · 2 obs

○ 2026-03-31 01:09:46
○ 2026-05-13 05:46:06

○A217.160.223.482016-06-26 → 2017-03-19 · 5 obs

○ 2016-01-01 02:29:00
● 2016-06-26 16:13:18
● 2017-03-19 12:43:32
○ 2026-03-31 01:09:46
○ 2026-05-13 05:46:06

○A82.165.123.1322015-08-05 → 2016-01-01 · 4 obs

● 2015-08-05 10:31:36
● 2016-01-01 02:29:00
○ 2016-06-26 16:13:18
○ 2026-05-13 05:46:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
treuhandunion.de	ns1051.ui-dns.com, ns1051.ui-dns.de, ns1051.ui-dns.biz, ns1051.ui-dns.org	-

✅ Authoritative Response

Server:217.160.82.51

NS records: ns1051.ui-dns.com, ns1051.ui-dns.de, ns1051.ui-dns.biz, ns1051.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for treuhandunion.de (unsigned zone)

⏱️ Timing

Total: 1473ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.131`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1051.ui-dns.de, ns1051.ui-dns.biz...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1051.ui-dns.org hostmaster.schlund.de`

Analysis

IP Addresses

treuhandunion.de points to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.131.

Other host names, for instance sonnenburg-elektronik-ag.de, sicocv.es, facilitatorshop.de, pm-abc.de and veterinariovaldemoro.es share IP numbers with treuhandunion.de.

Name Servers

treuhandunion.de is delegated to four name servers: ns1051.ui-dns.biz, ns1051.ui-dns.com, ns1051.ui-dns.de and ns1051.ui-dns.org.

treuhandunion.de at least partially shares name servers with other domains, for instance mcrobots.de, blisstahoesalon.com, dmvm.fr, windsurfsantapola.com and r-services.co.uk.

These name servers are commonly used alongside ns1083.ui-dns.de, ns1095.ui-dns.biz, ns1052.ui-dns.org and ns1092.ui-dns.org.

Host names with two IP numbers:

ns1051.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:5133:100 and 217.160.81.51.

ns1051.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:5233:100 and 217.160.82.51.

ns1051.ui-dns.de points to: 2001:8d8:fe:53:0:d9a0:5033:100 and 217.160.80.51.

ns1051.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:5333:100 and 217.160.83.51.

Mail Servers

treuhandunion.de is handled by two mail servers: mx00.ionos.de and mx01.ionos.de.

treuhandunion.de uses the same mail server configuration as other domains, such as vitalseminare.de, btxroom.com, gedorn.de, bauen-in-menden.de and flipperhalle-berlin.de.

Host names with one IP number: mx00.ionos.de points to 212.227.15.41; mx01.ionos.de points to 217.72.192.67.

treuhandunion.de - robtex.com