usability.de - dns.ninja

`usability.de`

DNSSEC	⚠️ Not signed
A	2a00:116a:101:a890::^{🇩🇪 GODADDY-CGN2a00:116a:100::/40}
		PTR	`mc20992.ispgateway.de`
A	92.205.192.3^{🇩🇪 GODADDY-CGN92.205.192.0/21}
NS	`ns81.domaincontrol.com` ⭐
		A	97.74.101.32^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns61.domaincontrol.com`
NS	`ns82.domaincontrol.com`
		A	173.201.69.32^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns62.domaincontrol.com`
MX	`usability-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.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::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.4^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr83cu00404.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
TXT	`google-site-verification=yZnOvyy8VsGGA_lGJkDybFkawlhM1Al4Sw2mYVVOfSU`
TXT	`brevo-code:53e0697f8554c9435236e334eb37a66c`
TXT	`google-site-verification=TYPKiZa7GKUdhLclmtQAGxrY3o97TaNQKuaqczoIM2g`
TXT	`apple-domain-verification=aChqNfI2wJ0q0N1e`
TXT	`v=spf1 include:spf.protection.outlook.com include:ispgateway.de include:spf.b...`
SOA	`ns81.domaincontrol.com`dns@jomax.net 2026-04-15 #0

`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=1783249017

rank #808499 globally
rank #31888 in the tld
WOT: SAFE (60/100)

Subdomains

www.usability.de

Same first word

DNS History

10 records (5 active, 5 former)

○NSns.namespace4you.de2008-12-09 → 2017-04-11 · 4 obs

● 2008-12-09 23:54:42
● 2017-04-11 00:30:26
○ 2026-02-16 02:08:52
○ 2026-07-05 11:14:10

○NSns2.namespace4you.de2008-12-09 → 2017-04-11 · 4 obs

● 2008-12-09 23:54:42
● 2017-04-11 00:30:26
○ 2026-02-16 02:08:52
○ 2026-07-05 11:14:10

●NSns81.domaincontrol.com2026-02-16 → 2026-07-05 · 3 obs

○ 2017-04-11 00:30:26
● 2026-02-16 02:08:52
● 2026-07-05 11:14:10

●NSns82.domaincontrol.com2026-02-16 → 2026-07-05 · 3 obs

○ 2017-04-11 00:30:26
● 2026-02-16 02:08:52
● 2026-07-05 11:14:10

○MXmxlb.ispgateway.de2008-12-09 → 2016-09-09 · 4 obs

● 2008-12-09 23:54:42
● 2016-09-09 04:44:46
○ 2017-04-11 00:30:26
○ 2026-07-05 11:14:10

●MXusability-de.mail.protection.outlook.com2015-06-02 → 2026-07-05 · 3 obs

○ 2008-12-09 23:54:42
● 2015-06-02 03:10:56
● 2026-07-05 11:14:10

○A188.93.12.2162015-06-02 → 2017-04-11 · 5 obs

○ 2008-12-09 23:54:42
● 2015-06-02 03:10:56
● 2017-04-11 00:30:26
○ 2026-02-16 02:08:52
○ 2026-07-05 11:14:10

●A2a00:116a:101:a890::2026-02-16 → 2026-07-05 · 3 obs

○ 2017-04-11 00:30:26
● 2026-02-16 02:08:52
● 2026-07-05 11:14:10

○A80.67.17.652008-12-09 → 2008-12-09 · 3 obs

● 2008-12-09 23:54:42
○ 2015-06-02 03:10:56
○ 2026-07-05 11:14:10

●A92.205.192.32026-02-16 → 2026-07-05 · 3 obs

○ 2017-04-11 00:30:26
● 2026-02-16 02:08:52
● 2026-07-05 11:14:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
usability.de	ns81.domaincontrol.com, ns82.domaincontrol.com	-

✅ Authoritative Response

Server:97.74.101.32

NS records: ns81.domaincontrol.com, ns82.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usability.de (unsigned zone)

⏱️ Timing

Total: 705ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`92.205.192.3`
AAAA	1	`2a00:116a:101:a890::`
NS	2	`ns81.domaincontrol.com, ns82.domaincontrol.com`
MX	1	`usability-de.mail.protection.outlook.com`
TXT	5	`google-site-verification=yZnOvyy8VsGGA_l, brevo-code:53e0697f8554c9435236e334eb37a...`
SOA	1	`ns81.domaincontrol.com dns.jomax.net`

Analysis

Hierarchy

usability.de is a parent domain of www.usability.de.

IP Addresses

usability.de resolves to the IP addresses 92.205.192.3 and 2a00:116a:101:a890::

Among the host names that share IP numbers with usability.de are qualitylabs.at, mc20992.ispgateway.de, quality-labs.de and two others.

Name Servers

usability.de has two authoritative name servers — ns81.domaincontrol.com and ns82.domaincontrol.com.

usability.de has the same name server delegation as a number of other domains, such as projekt-lanparty.de, neutralighting.fr, dixioldie.de and two more.

The name servers for usability.de overlap at least partially with those of other domains — for example alfix-systems.it.

ns81.domaincontrol.com and ns82.domaincontrol.com each resolve to one IP number: ns81.domaincontrol.com points to 97.74.101.32 and ns82.domaincontrol.com points to 173.201.69.32.

Mail Servers

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

usability-de.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.25, 52.101.68.39 and 52.101.73.4, along with 5 other.