linuxprofessional.nl - dns.ninja

`linuxprofessional.nl`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.dan.com` ⭐
		A	2603:5:2125::43^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.dan.com`
		A	97.74.98.67^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.dan.com`
NS	`ns2.dan.com`
		A	2603:5:2225::43^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.dan.com`
		A	173.201.66.67^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.dan.com`
SOA	`ns1.dan.com`dns@jomax.net 2025-10-01 #0

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-07-10 03:30:02 +0000 (EPOCH 1783654202)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-07-10 #7

Subdomains

mail.linuxprofessional.nl

Same first word

linuxprofessional.com

linuxprofessional.nl

DNS History

16 records (4 active, 12 former)

●NSns1.dan.com2026-05-14 → 2026-07-10 · 3 obs

○ 2017-01-29 01:28:02
● 2026-05-14 20:54:24
● 2026-07-10 04:04:34

○NSns1.hostnet.nl2015-07-09 → 2016-02-04 · 4 obs

● 2015-07-09 22:48:48
● 2016-02-04 11:43:10
○ 2016-05-02 02:00:26
○ 2026-07-10 04:04:34

○NSns1.p01.antagonist.nl2016-05-02 → 2017-01-29 · 5 obs

○ 2016-02-04 11:43:10
● 2016-05-02 02:00:26
● 2017-01-29 01:28:02
○ 2026-05-14 20:54:24
○ 2026-07-10 04:04:34

●NSns2.dan.com2026-05-14 → 2026-07-10 · 3 obs

○ 2017-01-29 01:28:02
● 2026-05-14 20:54:24
● 2026-07-10 04:04:34

○NSns2.hostnetbv.com2015-07-09 → 2016-02-04 · 4 obs

● 2015-07-09 22:48:48
● 2016-02-04 11:43:10
○ 2016-05-02 02:00:26
○ 2026-07-10 04:04:34

○NSns2.p01.antagonist.net2016-05-02 → 2017-01-29 · 5 obs

○ 2016-02-04 11:43:10
● 2016-05-02 02:00:26
● 2017-01-29 01:28:02
○ 2026-05-14 20:54:24
○ 2026-07-10 04:04:34

○NSns3.hostnetbv.nl2015-07-09 → 2016-02-04 · 4 obs

● 2015-07-09 22:48:48
● 2016-02-04 11:43:10
○ 2016-05-02 02:00:26
○ 2026-07-10 04:04:34

○NSns3.p01.antagonist.de2016-05-02 → 2017-01-29 · 5 obs

○ 2016-02-04 11:43:10
● 2016-05-02 02:00:26
● 2017-01-29 01:28:02
○ 2026-05-14 20:54:24
○ 2026-07-10 04:04:34

○MXmail.linuxprofessional.nl2015-07-09 → 2016-02-04 · 4 obs

● 2015-07-09 22:48:48
● 2016-02-04 11:43:10
○ 2016-05-02 02:00:26
○ 2026-07-10 04:04:34

○MXmx1.hostnet.nl2015-07-09 → 2016-02-04 · 4 obs

● 2015-07-09 22:48:48
● 2016-02-04 11:43:10
○ 2016-05-02 02:00:26
○ 2026-07-10 04:04:34

○MXmx1.p01.antagonist.nl2016-05-02 → 2017-01-29 · 5 obs

○ 2016-02-04 11:43:10
● 2016-05-02 02:00:26
● 2017-01-29 01:28:02
○ 2026-05-14 20:54:24
○ 2026-07-10 04:04:34

●A13.248.169.482026-05-14 → 2026-07-10 · 3 obs

○ 2017-01-29 01:28:02
● 2026-05-14 20:54:24
● 2026-07-10 04:04:34

○A195.211.74.1122016-05-02 → 2017-01-29 · 5 obs

○ 2016-02-04 11:43:10
● 2016-05-02 02:00:26
● 2017-01-29 01:28:02
○ 2026-05-14 20:54:24
○ 2026-07-10 04:04:34

○A2a03:3c00:a001:7010::12016-05-02 → 2017-01-29 · 5 obs

○ 2016-02-04 11:43:10
● 2016-05-02 02:00:26
● 2017-01-29 01:28:02
○ 2026-05-14 20:54:24
○ 2026-07-10 04:04:34

●A76.223.54.1462026-05-14 → 2026-07-10 · 3 obs

○ 2017-01-29 01:28:02
● 2026-05-14 20:54:24
● 2026-07-10 04:04:34

○A91.184.0.1002015-07-09 → 2016-02-04 · 4 obs

● 2015-07-09 22:48:48
● 2016-02-04 11:43:10
○ 2016-05-02 02:00:26
○ 2026-07-10 04:04:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
linuxprofessional.nl	ns1.dan.com, ns2.dan.com	-

✅ Authoritative Response

Server:173.201.66.67

NS records: ns1.dan.com, ns2.dan.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linuxprofessional.nl (unsigned zone)

⏱️ Timing

Total: 819ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns1.dan.com, ns2.dan.com`
SOA	1	`ns1.dan.com dns.jomax.net`

Analysis

Hierarchy

linuxprofessional.nl is a parent domain of mail.linuxprofessional.nl.

IP Addresses

linuxprofessional.nl directs to two IP numbers, 13.248.169.48 and 76.223.54.146

lithigen.com, 244.208-100-11.nozonenet.com, luminco.com plus two other host names have IP numbers in common with linuxprofessional.nl.

Name Servers

DNS delegation for linuxprofessional.nl points to two name servers: ns1.dan.com and ns2.dan.com.

The name server configuration of linuxprofessional.nl is shared with other domains, for instance farmfreunds.com, fabio.co.za, verification-hgfufm8ifveylnktqyj8h9.ns101.verify.hn and two others.

linuxprofessional.nl shares at least some of its name servers with other domains, including galerne.com, wplearnings.com, hanumanbhakt.com and two others.

These name servers tend to appear together with the name servers ns1.undeveloped.com, ns2.undeveloped.com and ns1.squadhelp.com, plus two others.

ns1.dan.com directs to 97.74.98.67 and 2603:5:2125::43. ns2.dan.com directs to 173.201.66.67 and 2603:5:2225::43. Each host name carries two IP addresses.