`doehler-systems.de`

DNSSEC	⚠️ Not signed
A	87.106.38.150^{🇩🇪 IONOS-AS87.106.38.0/23 IONOS SE ber.de}
		PTR	`backdev.es`
NS	`ns1047.ui-dns.biz` ⭐
		A	2001:8d8:fe:53:0:d9a0:512f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.biz`
		A	217.160.81.47^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.biz`
NS	`ns1047.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:522f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.com`
		A	217.160.82.47^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.com`
NS	`ns1047.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:502f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.de`
		A	217.160.80.47^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.de`
NS	`ns1047.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:532f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.org`
		A	217.160.83.47^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1047.ui-dns.org`
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	`ns1047.ui-dns.biz`hostmaster@1und1.de 2015-08-20 #4

`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=1774552764

Subdomains

www.doehler-systems.de

Same first word

doehler-systems.de

DNS History

11 records (7 active, 4 former)

●NSns1047.ui-dns.biz2019-01-18 → 2026-03-26 · 3 obs

○ 2017-01-01 09:40:38
● 2019-01-18 09:51:42
● 2026-03-26 19:20:42

●NSns1047.ui-dns.com2019-01-18 → 2026-03-26 · 3 obs

○ 2017-01-01 09:40:38
● 2019-01-18 09:51:42
● 2026-03-26 19:20:42

●NSns1047.ui-dns.de2019-01-18 → 2026-03-26 · 3 obs

○ 2017-01-01 09:40:38
● 2019-01-18 09:51:42
● 2026-03-26 19:20:42

●NSns1047.ui-dns.org2019-01-18 → 2026-03-26 · 3 obs

○ 2017-01-01 09:40:38
● 2019-01-18 09:51:42
● 2026-03-26 19:20:42

○NSns43.1und1.de2007-11-30 → 2017-01-01 · 4 obs

● 2007-11-30 13:56:56
● 2017-01-01 09:40:38
○ 2019-01-18 09:51:42
○ 2026-03-26 19:20:42

○NSns44.1und1.de2007-11-30 → 2017-01-01 · 4 obs

● 2007-11-30 13:56:56
● 2017-01-01 09:40:38
○ 2019-01-18 09:51:42
○ 2026-03-26 19:20:42

●MXmx00.ionos.de2026-03-11 → 2026-03-26 · 3 obs

○ 2019-01-18 09:51:42
● 2026-03-11 23:11:26
● 2026-03-26 19:20:42

○MXmx00.kundenserver.de2007-11-30 → 2019-01-18 · 4 obs

● 2007-11-30 13:56:56
● 2019-01-18 09:51:42
○ 2026-03-11 23:11:26
○ 2026-03-26 19:20:42

●MXmx01.ionos.de2026-03-11 → 2026-03-26 · 3 obs

○ 2019-01-18 09:51:42
● 2026-03-11 23:11:26
● 2026-03-26 19:20:42

○MXmx01.kundenserver.de2007-11-30 → 2019-01-18 · 4 obs

● 2007-11-30 13:56:56
● 2019-01-18 09:51:42
○ 2026-03-11 23:11:26
○ 2026-03-26 19:20:42

●A87.106.38.1502007-11-30 → 2026-03-26 · 2 obs

● 2007-11-30 13:56:56
● 2026-03-26 19:20:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
doehler-systems.de	ns1047.ui-dns.com, ns1047.ui-dns.org, ns1047.ui-dns.de, ns1047.ui-dns.biz	-

✅ Authoritative Response

Server:217.160.81.47

NS records: ns1047.ui-dns.com, ns1047.ui-dns.org, ns1047.ui-dns.de, ns1047.ui-dns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doehler-systems.de (unsigned zone)

⏱️ Timing

Total: 955ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`87.106.38.150`
NS	4	`ns1047.ui-dns.de, ns1047.ui-dns.biz...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1047.ui-dns.biz hostmaster.1und1.de`

Analysis

Hierarchy

doehler-systems.de is the parent of www.doehler-systems.de.

IP Addresses

doehler-systems.de points to a single IP number: 87.106.38.150.

Other host names, for instance mail0.emmanicholson.info, ip87-106-38-150.pbiaas.com, www.doehler-systems.de and joachim-doehler.de share IP numbers with doehler-systems.de.

Name Servers

doehler-systems.de is delegated to four name servers: ns1047.ui-dns.biz, ns1047.ui-dns.com, ns1047.ui-dns.de and ns1047.ui-dns.org.

doehler-systems.de at least partially shares name servers with other domains, for instance mein-handicap.de, toknroll.com, tikatoys.com, hitgold.de and baeza-sa.es.

These name servers are often used together with the name servers ns1076.ui-dns.com, ns1091.ui-dns.biz, ns1067.ui-dns.de, ns1040.ui-dns.de, ns1040.ui-dns.org, ns1067.ui-dns.biz, ns1076.ui-dns.de, ns1091.ui-dns.org, ns1076.ui-dns.org and ns1063.ui-dns.com.

Host names with two IP numbers:

Host name ns1047.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:512f:100 and 217.160.81.47.

Host name ns1047.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:522f:100 and 217.160.82.47.

Host name ns1047.ui-dns.de points to: 2001:8d8:fe:53:0:d9a0:502f:100 and 217.160.80.47.

Host name ns1047.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:532f:100 and 217.160.83.47.

Mail Servers

doehler-systems.de is handled by two mail servers: mx00.ionos.de and mx01.ionos.de.

doehler-systems.de shares the same mail server setup as other domains, for instance frein.de, marcus-stangl.de, facius-shop.de, levain.net and unser-linus.de.

doehler-systems.de shares some mail servers with other domains at least partially, for example forumgruppe.de.

Host names with one IP number:

The host mx00.ionos.de points to 212.227.15.41 and the host mx01.ionos.de points to 217.72.192.67.

doehler-systems.de - robtex.com