smartmindshift.com - dns.ninja

`smartmindshift.com`

DNSSEC	⚠️ Not signed
A	195.169.250.74^{🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI}
		PTR	`electronic-chart.com`
		PTR	`smartmindshift.com`
		PTR	`stc-maritimesimulation.com`
		PTR	`1s4iwt.eu`
		PTR	`project-teams.eu`
		PTR	`greentechnologycampus.nl`
		PTR	`kansenvoorwest-samensterk.nl`
		PTR	`maasrace.nl`
		PTR	`mbo-stc.nl`
		PTR	`plantofthefuture.nl`
		PTR	`rotterdammainportinstitute.nl`
		PTR	`scheepvaartentransportcollege.nl`
		PTR	`smartmindshift.nl`
		PTR	`stc-eduport.nl`
		PTR	`stc-offshoreacademy.nl`
		PTR	`stc-r.nl`
		PTR	`vmbo-stc.nl`
		PTR	`www.electronic-chart.com`
		PTR	`www.smartmindshift.com`
		PTR	`www.stc-maritimesimulation.com`
		PTR	`www.1s4iwt.eu`
		PTR	`www.project-teams.eu`
		PTR	`www.prominent-iwt.eu`
		PTR	`www.greentechnologycampus.nl`
		PTR	`www.kansenvoorwest-samensterk.nl`
		PTR	`www.maasrace.nl`
		PTR	`opendag.mbo-stc.nl`
		PTR	`www.mbo-stc.nl`
		PTR	`www.plantofthefuture.nl`
		PTR	`www.rotterdammainportinstitute.nl`
		PTR	`www.scheepvaartentransportcollege.nl`
		PTR	`www.smartmindshift.nl`
		PTR	`www.stc-eduport.nl`
		PTR	`test.stc-grenzeloos.nl`
		PTR	`abinitio.stc-group.nl`
		PTR	`inschrijven.stc-group.nl`
		PTR	`intern.stc-group.nl`
		PTR	`soap.stc-group.nl`
		PTR	`www.stc-offshoreacademy.nl`
		PTR	`havenevenement.stc-r.nl`
		PTR	`library.stc-r.nl`
		PTR	`rocstar.stc-r.nl`
		PTR	`smartvision.stc-r.nl`
		PTR	`soap.stc-r.nl`
		PTR	`www.stc-r.nl`
		PTR	`rocstar.stc.nl`
		PTR	`smartvision.stc.nl`
		PTR	`www.vmbo-stc.nl`
NS	`stcdmz31.stc-r.nl` ⭐
NS	`ns2.kpn.net` ⚠️ Not in zone NS records
		A	2a02:a47f:ac:1::253^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`ns2.kpn.net`
		A	194.151.228.58^{🇩🇪 KPN194.151.224.0/19 B.V.}
			PTR	`ns2.kpn.net`
NS	`ns2.stc-r.nl`
		A	195.169.250.66^{🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI}
			PTR	`ns1.1s4iwt.eu`
			PTR	`ns1.greentechnologycampus.nl`
			PTR	`ns1.stc-loopplank.nl`
			PTR	`ns1.welkombijstc.nl`
NS	`ns4.kpn.net` ⚠️ Not in parent delegation
		A	2a02:a47f:ac:1::453^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`ns4.kpn.net`
		A	194.151.228.29^{🇩🇪 KPN194.151.224.0/19 B.V.}
			PTR	`ns4.kpn.net`
MX	`mbostc-nl0i.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::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
MX	`smtp1.stc-r.nl`⁽¹⁰⁾
		A	195.169.250.76^{🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI}
			PTR	`smtp1.stc-r.nl`
MX	`smtp2.stc-r.nl`⁽¹⁰⁾
		A	195.169.250.77^{🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI}
			PTR	`smtp2.stc-r.nl`
			PTR	`stcdmz_31.stc-r.nl`
MX	`mailbackup1.kpn.net`⁽⁵⁰⁾
		A	213.75.3.47^{🇳🇱 PT213.75.0.0/17 PIADDR}
			PTR	`213-75-3-47.dc.kpn.net`
TXT	`include:spf.protection.outlook.com`
TXT	`HARICA-7hovdhHzk15DcsWWSCm`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms43070051`
SOA	`stcdmz31.stc-r.nl`hostmaster@stc-r.nl serial=36

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785665057

PTR for

74.250.169.195.in-addr.arpa

Subdomains

www.smartmindshift.com

Same first word

smartmindshift.nl

smartmindshift.com

DNS History

9 records (9 active, 0 former)

●NSns2.kpn.net2026-02-24 → 2026-08-02 · 3 obs

○ 2019-12-15 05:19:08
● 2026-02-24 01:02:40
● 2026-08-02 10:24:00

●NSns2.stc-r.nl2019-12-15 → 2026-08-02 · 2 obs

● 2019-12-15 05:19:08
● 2026-08-02 10:24:00

●NSns4.kpn.net2019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

●NSstcdmz31.stc-r.nl2019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

●MXmailbackup1.kpn.net2019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

●MXmbostc-nl0i.mail.protection.outlook.com2019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

●MXsmtp1.stc-r.nl2019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

●MXsmtp2.stc-r.nl2019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

●A195.169.250.742019-12-15 → 2026-08-02 · 4 obs

● 2019-12-15 05:19:08
● 2026-06-16 22:40:22
○ 2026-06-27 06:57:58
● 2026-08-02 10:24:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
smartmindshift.com	ns2.kpn.net, ns2.stc-r.nl	-

✅ Authoritative Response

Server:195.169.250.66

NS records: ns2.kpn.net, ns2.stc-r.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartmindshift.com (unsigned zone)

⏱️ Timing

Total: 478ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.169.250.74`
NS	2	`ns4.kpn.net, ns2.stc-r.nl`
MX	4	`mailbackup1.kpn.net (pri: 50), smtp2.stc-r.nl (pri: 10)...`
TXT	4	`MS=ms43070051, include:spf.protection.outlook.com...`
SOA	1	`stcdmz31.stc-r.nl hostmaster.stc-r.nl`

Analysis

Hierarchy

smartmindshift.com is the parent zone for www.smartmindshift.com.

IP Addresses

smartmindshift.com resolves to just one IP address, 195.169.250.74.

Two other host names, along with kansenvoorwest-samensterk.nl, 1s4iwt.eu and www.smartmindshift.nl, also share IP numbers with smartmindshift.com.

Name Servers

The NS records for smartmindshift.com point to four name servers: ns2.kpn.net, ns4.kpn.net, ns2.stc-r.nl and stcdmz31.stc-r.nl.

smartmindshift.com partially shares its NS delegation with several other domains, including stc-r.eu, mijnpmt.nl, portlogistics.nl and two others.

In DNS configurations, these name servers often share authority with ns1.cict.info, ns2.cict.info, ns1.kpn.net and 7 other name servers.

Host names that have two IP addresses:

ns2.kpn.net points to 194.151.228.58 and 2a02:a47f:ac:1::253.

ns4.kpn.net points to 194.151.228.29 and 2a02:a47f:ac:1::453.

Host names that point to one IP address:

ns2.stc-r.nl points to 195.169.250.66.

Mail Servers

smartmindshift.com has four mail servers: mailbackup1.kpn.net, smtp1.stc-r.nl, smtp2.stc-r.nl and mbostc-nl0i.mail.protection.outlook.com.

There is at least a partial MX overlap between smartmindshift.com and other domains, including sunparks.de, nl.mpi-offshore.com, sunparks.fr and two others.

The mail servers mail.stc-r.nl, mail000001.gen.randstad.com and mail000002.gen.randstad.com frequently co-occur with these mail servers.

DNS names with 8 IP addresses:

mbostc-nl0i.mail.protection.outlook.com resolves to 52.101.68.3, 52.101.68.39, 52.101.73.8 and 5 other IP addresses.

Host names that point to one IP address:

mailbackup1.kpn.net points to 213.75.3.47.

smtp1.stc-r.nl points to 195.169.250.76.

smtp2.stc-r.nl points to 195.169.250.77.