`performance-improvement.de`

DNSSEC	⚠️ Not signed
A	2a01:488:42:1000:b01c:2136:67:4166^{🇩🇪 GODADDY2a01:488::/32 DE-HER-V6-INITIAL}
A	176.28.33.54^{🇩🇪 GD-EMEA-DC-CGN1176.28.32.0/22 GD MASS Network}
NS	`ns03.domaincontrol.com` ⭐
		A	2603:5:2150::2^{🇺🇸 GODADDY-DNS2603:5:2150::/44}
			PTR	`ns03.domaincontrol.com`
		A	97.74.101.2^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns03.domaincontrol.com`
NS	`ns04.domaincontrol.com`
		A	2603:5:2250::2^{🇺🇸 GODADDY-DNS2603:5:2250::/44}
			PTR	`ns04.domaincontrol.com`
		A	173.201.69.2^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns04.domaincontrol.com`
MX	`mx0.performance-improvement.de` ⭐
		A	80.237.138.5^{🇩🇪 GD-EMEA-DC-CGN180.237.138.0/24 GD MASS Network}
			PTR	`mx0.webpack.hosteurope.de`
TXT	`v=spf1 a mx include:spf.server-he.de -all`
SOA	`ns03.domaincontrol.com`dns@jomax.net 2024-02-07 #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=1773553752

Subdomains

mx0.performance-improvement.de

Same first word

performance-improvement.de

DNS History

7 records (5 active, 2 former)

●NSns03.domaincontrol.com2026-02-19 → 2026-03-23 · 3 obs

○ 2020-04-14 03:20:18
● 2026-02-19 15:10:12
● 2026-03-23 19:28:34

●NSns04.domaincontrol.com2026-02-19 → 2026-03-23 · 3 obs

○ 2020-04-14 03:20:18
● 2026-02-19 15:10:12
● 2026-03-23 19:28:34

○NSns1.hans.hosteurope.de2015-05-12 → 2020-04-14 · 4 obs

● 2015-05-12 08:32:18
● 2020-04-14 03:20:18
○ 2026-02-19 15:10:12
○ 2026-03-23 19:28:34

○NSns2.hans.hosteurope.de2015-05-12 → 2020-04-14 · 4 obs

● 2015-05-12 08:32:18
● 2020-04-14 03:20:18
○ 2026-02-19 15:10:12
○ 2026-03-23 19:28:34

●MXmx0.performance-improvement.de2015-05-12 → 2026-03-23 · 2 obs

● 2015-05-12 08:32:18
● 2026-03-23 19:28:34

●A176.28.33.542015-05-12 → 2026-03-23 · 2 obs

● 2015-05-12 08:32:18
● 2026-03-23 19:28:34

●A2a01:488:42:1000:b01c:2136:67:41662015-05-12 → 2026-03-23 · 2 obs

● 2015-05-12 08:32:18
● 2026-03-23 19:28:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, a.nic.de, z.nic.de	-
performance-improvement.de	ns03.domaincontrol.com, ns04.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.69.2

NS records: ns03.domaincontrol.com, ns04.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for performance-improvement.de (unsigned zone)

⏱️ Timing

Total: 2408ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.28.33.54`
AAAA	1	`2a01:488:42:1000:b01c:2136:67:4166`
NS	2	`ns03.domaincontrol.com, ns04.domaincontrol.com`
MX	1	`mx0.performance-improvement.de (pri: 50)`
TXT	1	`v=spf1 a mx include:spf.server-he.de -al`
SOA	1	`ns03.domaincontrol.com dns.jomax.net`

Analysis

Hierarchy

performance-improvement.de is the parent of mx0.performance-improvement.de.

IP Addresses

performance-improvement.de resolves to two IPs: 2a01:488:42:1000:b01c:2136:67:4166 and 176.28.33.54.

other host names for instance change4u.org, changeforyou.de, change-makers.support, coachcasting.de and changeinitiative.de share IP numbers with performance-improvement.de.

Name Servers

performance-improvement.de is delegated to two name servers: ns03.domaincontrol.com and ns04.domaincontrol.com.

performance-improvement.de shares the same name server setup as other domains, for example israelthisweek.com, mnoglobal.com, memeologist.com, turningpointengineering.in and lunchmone.com.

Host names with two IP numbers:

ns03.domaincontrol.com points to 2603:5:2150::2 and 97.74.101.2

ns04.domaincontrol.com points to 2603:5:2250::2 and 173.201.69.2

Mail Servers

performance-improvement.de is handled by a single mail server, mx0.performance-improvement.de.

Host name mx0.performance-improvement.de points to IP address 80.237.138.5.

performance-improvement.de - robtex.com