`openingskoersen.nl`

DNSSEC	⚠️ Not signed
A	2001:7b8:618:a:213:154:231:202^{🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands}
A	213.154.231.202^{🇳🇱 NL-BIT213.154.224.0/19 BIT B.V.}
NS	`ns1.tvhost.nl` ⭐
		A	2a01:4f8:1c1e:4918::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	188.245.108.163^{🇩🇪 Hetzner188.245.0.0/16 HETZNER-DC}
			PTR	`static.163.108.245.188.clients.your-server.de`
NS	`ns2.tvhost.nl`
		A	2001:1af8:4700:a125:22::53^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
		A	62.212.95.148^{🇳🇱 LEASEWEB-NL-AMS-0162.212.64.0/19 LEASEWEB}
NS	`ns3.tvhost.nl`
		A	2001:7b8:618:a:213:154:231:141^{🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands}
			PTR	`dns.theory7.nl`
		A	213.154.231.141^{🇳🇱 NL-BIT213.154.224.0/19 BIT B.V.}
MX	`mail.tvhost.nl` ⭐
		A	2001:7b8:618:a:213:154:231:202^{🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands}
		A	213.154.231.202^{🇳🇱 NL-BIT213.154.224.0/19 BIT B.V.}
TXT	`v=spf1 a mx ip4:213.154.231.202 include:filter.theory7.net ip6:2001:7b8:618...`
SOA	`ns1.tvhost.nl`hostmaster@tvhost.nl 2026-06-30 #0

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-08-12 20:00:01 +0000 (EPOCH 1786564801)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-08-12 #40

Subdomains

mail.openingskoersen.nl

Same first word

openingskoersen.nl

DNS History

12 records (6 active, 6 former)

○NSns1-308.axc.nl2026-07-04 → 2026-08-12 · 2 obs

○ 2026-07-04 03:15:40
○ 2026-08-12 20:37:16

○NSns1.adnet.nl2015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 08:08:00
● 2017-04-09 22:54:04
○ 2026-07-04 03:15:40
○ 2026-08-12 20:37:16

●NSns1.tvhost.nl2026-07-04 → 2026-08-12 · 3 obs

○ 2017-04-09 22:54:04
● 2026-07-04 03:15:40
● 2026-08-12 20:37:16

○NSns2-308.axc.nl2026-07-04 → 2026-08-12 · 2 obs

○ 2026-07-04 03:15:40
○ 2026-08-12 20:37:16

○NSns2.adnet.nl2015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 08:08:00
● 2017-04-09 22:54:04
○ 2026-07-04 03:15:40
○ 2026-08-12 20:37:16

●NSns2.tvhost.nl2026-07-04 → 2026-08-12 · 3 obs

○ 2017-04-09 22:54:04
● 2026-07-04 03:15:40
● 2026-08-12 20:37:16

●NSns3.tvhost.nl2026-07-04 → 2026-08-12 · 3 obs

○ 2017-04-09 22:54:04
● 2026-07-04 03:15:40
● 2026-08-12 20:37:16

○MXmail.openingskoersen.nl2015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 08:08:00
● 2017-04-09 22:54:04
○ 2026-07-04 03:15:40
○ 2026-08-12 20:37:16

●MXmail.tvhost.nl2026-07-04 → 2026-08-12 · 3 obs

○ 2017-04-09 22:54:04
● 2026-07-04 03:15:40
● 2026-08-12 20:37:16

●A2001:7b8:618:a:213:154:231:2022026-07-04 → 2026-08-12 · 3 obs

○ 2017-04-09 22:54:04
● 2026-07-04 03:15:40
● 2026-08-12 20:37:16

●A213.154.231.2022026-07-04 → 2026-08-12 · 3 obs

○ 2017-04-09 22:54:04
● 2026-07-04 03:15:40
● 2026-08-12 20:37:16

○A84.244.151.2052015-05-22 → 2017-04-09 · 4 obs

● 2015-05-22 08:08:00
● 2017-04-09 22:54:04
○ 2026-07-04 03:15:40
○ 2026-08-12 20:37:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns4.dns.nl, ns3.dns.nl	-
openingskoersen.nl	ns1.tvhost.nl, ns2.tvhost.nl, ns3.tvhost.nl	6 records

✅ Authoritative Response

Server:62.212.95.148

NS records: ns1.tvhost.nl, ns2.tvhost.nl, ns3.tvhost.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openingskoersen.nl (unsigned zone)

⏱️ Timing

Total: 1087ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.154.231.202`
AAAA	1	`2001:7b8:618:a:213:154:231:202`
NS	3	`ns3.tvhost.nl, ns1.tvhost.nl...`
MX	1	`mail.tvhost.nl (pri: 10)`
TXT	1	`v=spf1 a mx ip4:213.154.231.202 include`
SOA	1	`ns1.tvhost.nl hostmaster.tvhost.nl`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.tvhost.nl, ns1.tvhost.nl, ns2.tvhost.nl...)

Analysis

Hierarchy

mail.openingskoersen.nl is a subdomain of openingskoersen.nl.

IP Addresses

openingskoersen.nl points to the IP addresses 213.154.231.202 and 2001:7b8:618:a:213:154:231:202

Additional host names — mail.swantjehaage.nl, nauatravel.nl, mail.klmcit.nl and two others — share IP numbers with openingskoersen.nl.

Name Servers

openingskoersen.nl has three name servers — ns1.tvhost.nl, ns2.tvhost.nl and ns3.tvhost.nl.

The name servers of openingskoersen.nl overlap at least partially with those of other domains — among them tvhost.nl, occasion.nu, emailloterij.com and two more.

The name servers ns.theory7.eu, ns.theory7.net and ns.theory7.nl are commonly seen alongside these name servers.

Each of ns1.tvhost.nl, ns2.tvhost.nl and ns3.tvhost.nl points to two IP numbers. ns1.tvhost.nl points to 188.245.108.163 and 2a01:4f8:1c1e:4918::1. ns2.tvhost.nl points to 62.212.95.148 and 2001:1af8:4700:a125:22::53. ns3.tvhost.nl points to 213.154.231.141 and 2001:7b8:618:a:213:154:231:141.

Mail Servers

openingskoersen.nl has one mail server: mail.tvhost.nl.

openingskoersen.nl shares the same mail server setup as other domains, including partnerprogramma.nl, linkpromotor.nl, bankzaken.nl and two others.

mail.tvhost.nl resolves to two IP numbers — 213.154.231.202 and 2001:7b8:618:a:213:154:231:202.

openingskoersen.nl - robtex.com