`contentbureau.nl`

DNSSEC	⚠️ Not signed
A	15.197.130.221^{🇺🇸 Amazon15.197.128.0/20}
		PTR	`a76aff6420f99d5a3.awsglobalaccelerator.com`
NS	`ns1.openprovider.nl` ⭐
		A	2400:cb00:2049:1::a29f:1a0a^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.10^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.openprovider.be`
		A	2400:cb00:2049:1::a29f:1b60^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.27.96^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.openprovider.eu`
		A	2400:cb00:2049:1::a29f:3059^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.48.89^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.openprovider.nl`dns@openprovider.eu 2024-12-23 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-03-26 08:00:01 +0000 (EPOCH 1774512001)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-03-26 #16

Same first word

contentbureau.eu

contentbureau.com

contentbureau.co.uk

contentbureau.ru

contentbureau.nl

contentbureau.net

DNS History

12 records (4 active, 8 former)

○NSns.cp.hostnet.nl2015-08-14 → 2017-03-16 · 4 obs

● 2015-08-14 08:23:20
● 2017-03-16 03:55:42
○ 2019-04-21 00:04:38
○ 2026-03-26 08:54:24

○NSns1.cp.hostnet.nl2015-08-14 → 2017-03-16 · 4 obs

● 2015-08-14 08:23:20
● 2017-03-16 03:55:42
○ 2019-04-21 00:04:38
○ 2026-03-26 08:54:24

●NSns1.openprovider.nl2019-04-21 → 2026-03-26 · 3 obs

○ 2017-03-16 03:55:42
● 2019-04-21 00:04:38
● 2026-03-26 08:54:24

●NSns2.openprovider.be2019-04-21 → 2026-03-26 · 3 obs

○ 2017-03-16 03:55:42
● 2019-04-21 00:04:38
● 2026-03-26 08:54:24

○NSns3.cp.hostnet.nl2015-08-14 → 2017-03-16 · 4 obs

● 2015-08-14 08:23:20
● 2017-03-16 03:55:42
○ 2019-04-21 00:04:38
○ 2026-03-26 08:54:24

●NSns3.openprovider.eu2019-04-21 → 2026-03-26 · 3 obs

○ 2017-03-16 03:55:42
● 2019-04-21 00:04:38
● 2026-03-26 08:54:24

○MXcontentbureau-nl.mail.protection.outlook.com2016-07-15 → 2019-04-21 · 5 obs

○ 2016-03-13 14:46:56
● 2016-07-15 06:30:42
● 2019-04-21 00:04:38
○ 2026-03-25 23:00:18
○ 2026-03-26 08:54:24

○MXmail1.cleanport.nl2015-08-14 → 2016-03-13 · 4 obs

● 2015-08-14 08:23:20
● 2016-03-13 14:46:56
○ 2016-07-15 06:30:42
○ 2026-03-26 08:54:24

○MXmail2.cleanport.nl2015-08-14 → 2016-03-13 · 4 obs

● 2015-08-14 08:23:20
● 2016-03-13 14:46:56
○ 2016-07-15 06:30:42
○ 2026-03-26 08:54:24

○A149.210.169.1512019-04-21 → 2019-04-21 · 4 obs

○ 2017-03-16 03:55:42
● 2019-04-21 00:04:38
○ 2026-03-25 23:00:18
○ 2026-03-26 08:54:24

●A15.197.130.2212026-03-25 → 2026-03-26 · 3 obs

○ 2019-04-21 00:04:38
● 2026-03-25 23:00:18
● 2026-03-26 08:54:24

○A37.128.147.1042015-08-14 → 2017-03-16 · 4 obs

● 2015-08-14 08:23:20
● 2017-03-16 03:55:42
○ 2019-04-21 00:04:38
○ 2026-03-26 08:54:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
contentbureau.nl	ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu	-

✅ Authoritative Response

Server:162.159.26.10

NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentbureau.nl (unsigned zone)

⏱️ Timing

Total: 3137ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns2.openprovider.be, ns3.openprovider.eu...`
SOA	1	`ns1.openprovider.nl dns.openprovider.eu`

Analysis

IP Addresses

contentbureau.nl points to IP number 15.197.130.221.

For instance, other host names paskal.be, sbyrneelectrical.com, marilou.be, liner.be and mail.the-ecotourist.com share IP numbers with contentbureau.nl.

Name Servers

The delegation for contentbureau.nl is handled by three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.

contentbureau.nl shares name servers with other domains at least partially, for example modintarbo.nl, sicveterinaria.es, parlotte.com, strandpaviljoenbreezand.nl and ebdn.eu.

Host names with two IPs:

ns2.openprovider.be points to 2400:cb00:2049:1::a29f:1b60 and 162.159.27.96

ns3.openprovider.eu points to 2400:cb00:2049:1::a29f:3059 and 162.159.48.89

ns1.openprovider.nl points to 2400:cb00:2049:1::a29f:1a0a and 162.159.26.10

contentbureau.nl - robtex.com