`jan-mark.nl`

DNSSEC	🔒 Signed (DS record present)
A	2001:1af8:4200:b060:2004::95^{🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb}
A	85.17.171.95^{🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB}
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}
MX	`webmail.dubbele.com` ⭐
		A	85.17.171.95^{🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB}
			PTR	`webmail.dubbele.com`
TXT	`v=spf1 a mx include:dubbele.com -all`
SOA	`ns1.openprovider.nl`dns@openprovider.eu 2024-05-07 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-05-12 12:00:01 +0000 (EPOCH 1778587201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-05-12 #23

Same first word

jan-mark.nl

jan-mark.org

DNS History

8 records (6 active, 2 former)

○NSns1.dubbele.com2015-06-27 → 2020-03-26 · 4 obs

● 2015-06-27 23:16:18
● 2020-03-26 01:04:38
○ 2026-03-27 06:28:16
○ 2026-05-12 12:50:30

●NSns1.openprovider.nl2017-04-03 → 2026-05-12 · 3 obs

○ 2015-06-27 23:16:18
● 2017-04-03 10:55:32
● 2026-05-12 12:50:30

○NSns2.dubbele.com2015-06-27 → 2020-03-26 · 4 obs

● 2015-06-27 23:16:18
● 2020-03-26 01:04:38
○ 2026-03-27 06:28:16
○ 2026-05-12 12:50:30

●NSns2.openprovider.be2026-03-27 → 2026-05-12 · 3 obs

○ 2020-03-26 01:04:38
● 2026-03-27 06:28:16
● 2026-05-12 12:50:30

●NSns3.openprovider.eu2026-03-27 → 2026-05-12 · 3 obs

○ 2020-03-26 01:04:38
● 2026-03-27 06:28:16
● 2026-05-12 12:50:30

●MXwebmail.dubbele.com2015-06-27 → 2026-05-12 · 2 obs

● 2015-06-27 23:16:18
● 2026-05-12 12:50:30

●A2001:1af8:4200:b060:2004::952026-03-27 → 2026-05-12 · 3 obs

○ 2015-06-27 23:16:18
● 2026-03-27 06:28:16
● 2026-05-12 12:50:30

●A85.17.171.952015-06-27 → 2026-05-12 · 2 obs

● 2015-06-27 23:16:18
● 2026-05-12 12:50:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns1.dns.nl, ns4.dns.nl	-
jan-mark.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

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 700ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.17.171.95`
AAAA	1	`2001:1af8:4200:b060:2004::95`
NS	3	`ns1.openprovider.nl, ns2.openprovider.be...`
MX	1	`webmail.dubbele.com (pri: 10)`
TXT	1	`v=spf1 a mx include:dubbele.com -all`
SOA	1	`ns1.openprovider.nl dns.openprovider.eu`

Analysis

IP Addresses

jan-mark.nl resolves to two IP numbers: 2001:1af8:4200:b060:2004::95 and 85.17.171.95.

other host names including berendwams.com, chosia.org, chastitylocked.com, www.chastitylocked.com and www.micro-objects.net share IP numbers with jan-mark.nl.

Name Servers

jan-mark.nl is delegated to three name servers ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.

jan-mark.nl at least partially shares name servers with other domains, for instance gideontea.com, cosmo-hairshop.de, overbass.it, navieroweb-mx.com and nedvol.nl.

Host names with two IP numbers:

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.

Mail Servers

jan-mark.nl is handled by a single mail server, webmail.dubbele.com.

jan-mark.nl shares the same mail server setup as other domains, for instance codersco.org, ropra.nl, liano.nl, codeblab.com and wams.be.

webmail.dubbele.com resolves to IP 85.17.171.95.

jan-mark.nl - robtex.com

jan-mark.nl

nl