ducsys.de - dns.ninja

`ducsys.de`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:111:e0:ca6d:625a:17b8^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.215.92^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns01.one.com`
		A	195.206.121.10^{ONECOM-INFRA195.206.121.0/24}
NS	`ns02.one.com`
		A	2001:67c:3c0::10^{🇩🇰 ONECOM2001:67c:3c0::/48}
			PTR	`ns02.one.com`
		A	185.10.11.10^{ONECOM185.10.11.0/24}
MX	`ducsys-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::a^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du0pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.68.29^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.153^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms74478936`
SOA	`ns01.one.com`hostmaster@one.com 2026-06-20 #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=1783181144

Same first word

ducsys.de

Similar names

suyscd.com.cn

dyscus.com

ucdsys.org

ucdsys.ru

DNS History

12 records (5 active, 7 former)

●NSns01.one.com2015-07-12 → 2026-07-04 · 2 obs

● 2015-07-12 17:22:32
● 2026-07-04 16:26:38

●NSns02.one.com2015-07-12 → 2026-07-04 · 2 obs

● 2015-07-12 17:22:32
● 2026-07-04 16:26:38

○NSns03.one.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:22:32
● 2017-01-03 02:22:22
○ 2026-02-19 04:06:22
○ 2026-07-04 16:26:38

●MXducsys-de.mail.protection.outlook.com2026-02-19 → 2026-07-04 · 3 obs

○ 2017-01-03 02:22:22
● 2026-02-19 04:06:22
● 2026-07-04 16:26:38

○MXmxcluster1.one.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:22:32
● 2017-01-03 02:22:22
○ 2026-02-19 04:06:22
○ 2026-07-04 16:26:38

○MXmxcluster2.one.com2015-07-12 → 2017-01-03 · 4 obs

● 2015-07-12 17:22:32
● 2017-01-03 02:22:22
○ 2026-02-19 04:06:22
○ 2026-07-04 16:26:38

○A2a02:2350:5:111:8041:2a42:d4d:d9b42026-02-19 → 2026-02-19 · 4 obs

○ 2017-01-03 02:22:22
● 2026-02-19 04:06:22
● 2026-02-19 05:27:58
○ 2026-07-04 16:26:38

●A2a02:2350:5:111:e0:ca6d:625a:17b82026-07-04 → 2026-07-04 · 2 obs

○ 2026-02-19 05:27:58
● 2026-07-04 16:26:38

○A46.30.212.1452015-07-12 → 2016-05-29 · 4 obs

● 2015-07-12 17:22:32
● 2016-05-29 21:48:52
○ 2017-01-03 02:22:22
○ 2026-07-04 16:26:38

○A46.30.213.2402017-01-03 → 2017-01-03 · 4 obs

○ 2016-05-29 21:48:52
● 2017-01-03 02:22:22
○ 2026-02-19 04:06:22
○ 2026-07-04 16:26:38

○A46.30.215.1042026-02-19 → 2026-02-19 · 4 obs

○ 2017-01-03 02:22:22
● 2026-02-19 04:06:22
● 2026-02-19 05:27:58
○ 2026-07-04 16:26:38

●A46.30.215.922026-07-04 → 2026-07-04 · 2 obs

○ 2026-02-19 05:27:58
● 2026-07-04 16:26:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
ducsys.de	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:185.10.11.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1028ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.215.92`
AAAA	1	`2a02:2350:5:111:e0:ca6d:625a:17b8`
NS	2	`ns01.one.com, ns02.one.com`
MX	1	`ducsys-de.mail.protection.outlook.com (p`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms74478936`
SOA	1	`ns01.one.com hostmaster.one.com`

Analysis

IP Addresses

ducsys.de points to the IP addresses 46.30.215.92 and 2a02:2350:5:111:e0:ca6d:625a:17b8

Among the host names that share IP numbers with ducsys.de are probstundmentel.de, radiohistory.uk, ficto.nl and two others.

Name Servers

ducsys.de has two authoritative name servers — ns01.one.com and ns02.one.com.

ducsys.de has the same name server delegation as a number of other domains, such as ibnielsen.eu, klassywear.com, bastkjaer.dk and two more.

Both ns01.one.com and ns02.one.com have two IP addresses each. ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10; ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10.

Mail Servers

ducsys.de routes its mail through a single mail server, ducsys-de.mail.protection.outlook.com.

ducsys-de.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.12, 52.101.68.25 and 52.101.68.29, along with 5 other.