`berkwerk.nl`

DNSSEC	⚠️ Not signed
A	77.241.81.85^{🇧🇪 COMBELL-AS77.241.80.0/20 COMBELL Network Brussels, Belgium}
		PTR	`linweb311.webhosting.be`
NS	`ns3.combell.net` ⭐
		A	2a00:1c98::53:1^{🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network}
			PTR	`ns3.combell.net`
		A	83.217.73.172^{🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network}
			PTR	`ns3.combell.net`
NS	`ns1.combell.eu` ⚠️ Not in parent delegation
		A	2a00:1c98:50::50^{🇧🇪 COMBELL-AS2a00:1c98:50::/44}
		A	89.44.166.48^{🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network}
			PTR	`89.44.166.48.static.hosted.by.combell-ops.net`
NS	`ns4.combell.net`
		A	2001:1598:0:101::3^{🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network}
			PTR	`ns4.combell.net`
		A	86.39.202.67^{🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network}
			PTR	`ns4.combell.net`
MX	`mx.mailprotect.be` ⭐
		A	178.208.39.140^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.141^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.142^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.143^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
MX	`mx.backup.mailprotect.be`⁽⁵⁰⁾
		A	178.208.39.140^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.141^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.142^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.143^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
TXT	`v=spf1 include:spf.byte.nl ?all`
SOA	`ns3.combell.net`hostmaster@berkwerk.nl serial=1669488863

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-23 17:00:02 +0000 (EPOCH 1784826002)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-23 #34

Same first word

berkwerk.nl

berkwerk.com

DNS History

13 records (6 active, 7 former)

●NSns1.combell.eu2026-06-11 → 2026-07-23 · 3 obs

○ 2018-06-27 17:28:00
● 2026-06-11 10:13:26
● 2026-07-23 17:57:46

●NSns3.combell.net2026-06-11 → 2026-07-23 · 3 obs

○ 2018-06-27 17:28:00
● 2026-06-11 10:13:26
● 2026-07-23 17:57:46

●NSns4.combell.net2026-06-11 → 2026-07-23 · 3 obs

○ 2018-06-27 17:28:00
● 2026-06-11 10:13:26
● 2026-07-23 17:57:46

○NSnsa.byte.nl2015-07-26 → 2018-06-27 · 4 obs

● 2015-07-26 05:58:02
● 2018-06-27 17:28:00
○ 2026-06-11 10:13:26
○ 2026-07-23 17:57:46

○NSnsb.byte.nl2015-07-26 → 2018-06-27 · 4 obs

● 2015-07-26 05:58:02
● 2018-06-27 17:28:00
○ 2026-06-11 10:13:26
○ 2026-07-23 17:57:46

○NSnsc.byte.nl2015-07-26 → 2018-06-27 · 4 obs

● 2015-07-26 05:58:02
● 2018-06-27 17:28:00
○ 2026-06-11 10:13:26
○ 2026-07-23 17:57:46

●MXmx.backup.mailprotect.be2026-06-11 → 2026-07-23 · 3 obs

○ 2018-06-27 17:28:00
● 2026-06-11 10:13:26
● 2026-07-23 17:57:46

●MXmx.mailprotect.be2026-06-11 → 2026-07-23 · 3 obs

○ 2018-06-27 17:28:00
● 2026-06-11 10:13:26
● 2026-07-23 17:57:46

○MXsmtp-niet-gebruiken.byte.nl2015-07-26 → 2017-02-01 · 4 obs

● 2015-07-26 05:58:02
● 2017-02-01 23:35:08
○ 2018-06-27 17:28:00
○ 2026-07-23 17:57:46

○MXsmtp1.byte.nl2015-07-26 → 2018-06-27 · 4 obs

● 2015-07-26 05:58:02
● 2018-06-27 17:28:00
○ 2026-06-11 10:13:26
○ 2026-07-23 17:57:46

○MXsmtp2.byte.nl2015-07-26 → 2018-06-27 · 4 obs

● 2015-07-26 05:58:02
● 2018-06-27 17:28:00
○ 2026-06-11 10:13:26
○ 2026-07-23 17:57:46

○A46.21.224.82015-07-26 → 2018-06-27 · 4 obs

● 2015-07-26 05:58:02
● 2018-06-27 17:28:00
○ 2026-06-11 10:13:26
○ 2026-07-23 17:57:46

●A77.241.81.852026-06-11 → 2026-07-23 · 3 obs

○ 2018-06-27 17:28:00
● 2026-06-11 10:13:26
● 2026-07-23 17:57:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns4.dns.nl, ns1.dns.nl, ns3.dns.nl	-
berkwerk.nl	ns3.combell.net, ns4.combell.net	-

✅ Authoritative Response

Server:86.39.202.67

NS records: ns3.combell.net, ns4.combell.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for berkwerk.nl (unsigned zone)

⏱️ Timing

Total: 3001ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.241.81.85`
NS	3	`ns1.combell.eu, ns3.combell.net...`
MX	2	`mx.backup.mailprotect.be (pri: 50), mx.mailprotect.be (pri: 10)`
TXT	1	`v=spf1 include:spf.byte.nl ?all`
SOA	1	`ns3.combell.net hostmaster.berkwerk.nl`

Analysis

IP Addresses

berkwerk.nl has exactly one IP address — 77.241.81.85.

leonoresieraden.nl, kellycaresse.nl, extremecars.nl plus two other host names have IP numbers in common with berkwerk.nl.

Name Servers

berkwerk.nl has three name servers — ns1.combell.eu, ns3.combell.net and ns4.combell.net.

berkwerk.nl partially shares its NS delegation with several other domains, including roulartamedica.be, serry.be, comitevoorinitiatief.be and two others.

These name servers regularly co-occur with the name servers ns3.european-server.com, ns4.european-server.com and ns1.european-server.eu.

Each of ns1.combell.eu, ns3.combell.net and ns4.combell.net points to two IP numbers. ns1.combell.eu points to 89.44.166.48 and 2a00:1c98:50::50. ns3.combell.net points to 83.217.73.172 and 2a00:1c98::53:1. ns4.combell.net points to 86.39.202.67 and 2001:1598:0:101::3.

Mail Servers

berkwerk.nl uses two mail servers, mx.mailprotect.be and mx.backup.mailprotect.be.

The mail server setup of berkwerk.nl matches that of other domains such as eaupure.eu, habitus.be, fpsb.nl and two others.

At least some of the mail servers used by berkwerk.nl are shared with other domains: exelcollection.be, sawey.be, axelles.be and two others among them.

Each of the hosts mx.mailprotect.be and mx.backup.mailprotect.be points to four IP numbers: mx.mailprotect.be directs to 178.208.39.140, 178.208.39.141, 178.208.39.142 and 178.208.39.143 and mx.backup.mailprotect.be points to 178.208.39.140, 178.208.39.141, 178.208.39.142 and 178.208.39.143.