`hetfietscollege.nl`

DNSSEC	🔒 Signed (DS record present)
A	84.247.12.186^{🇳🇱 TRANSIP-AS84.247.8.0/21 TransIP BV Amsterdam, The Netherlands}
		PTR	`srv12336.hostingserver.nl`
NS	`ns1.dn-s.nl` ⭐
		A	2a06:2ec0:1::10^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`ns1.zxcs.nl`
		A	185.104.28.19^{🇳🇱 AS-ZXCS185.104.28.0/24}
			PTR	`ns1.zxcs.nl`
NS	`ns2.dn-s.nl`
		A	2a03:b0c0:3:d0::116:2001^{🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean}
			PTR	`ns2.zxcs.nl`
		A	46.101.179.64^{🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean}
			PTR	`ns2.zxcs.nl`
NS	`ns3.dn-s.nl`
		A	2a03:b0c0:2:d0::57:1001^{🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean}
			PTR	`ns3.zxcs.nl`
		A	178.62.208.8^{🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean}
			PTR	`ns3.zxcs.nl`
NS	`ns4.dn-s.nl`
		A	2a06:2ec0:1:a::d53^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`ns.zxcs.de`
		A	185.220.172.14^{🇩🇪 AS-ZXCS185.220.172.0/24 VIMEXX}
			PTR	`ns.zxcs.de`
MX	`mail.hetfietscollege.nl` ⭐
		A	84.247.12.186^{🇳🇱 TRANSIP-AS84.247.8.0/21 TransIP BV Amsterdam, The Netherlands}
			PTR	`srv12336.hostingserver.nl`
TXT	`v=spf1 a mx ~all`
SOA	`ns1.dn-s.nl`hostmaster@hetfietscollege.nl 2025-10-22 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-05-11 00:00:01 +0000 (EPOCH 1778457601)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-05-11 #0

Subdomains

mail.hetfietscollege.nl

Same first word

hetfietscollege.nl

DNS History

10 records (6 active, 4 former)

○NSnameserver1.digitalus.nl2019-03-16 → 2019-03-16 · 3 obs

● 2019-03-16 15:35:42
○ 2026-04-17 00:31:22
○ 2026-05-11 00:54:36

○NSnameserver2.digitalus.nl2019-03-16 → 2019-03-16 · 3 obs

● 2019-03-16 15:35:42
○ 2026-04-17 00:31:22
○ 2026-05-11 00:54:36

○NSnameserver3.digitalus.nl2019-03-16 → 2019-03-16 · 3 obs

● 2019-03-16 15:35:42
○ 2026-04-17 00:31:22
○ 2026-05-11 00:54:36

●NSns1.dn-s.nl2026-04-17 → 2026-05-11 · 3 obs

○ 2019-03-16 15:35:42
● 2026-04-17 00:31:22
● 2026-05-11 00:54:36

●NSns2.dn-s.nl2026-04-17 → 2026-05-11 · 3 obs

○ 2019-03-16 15:35:42
● 2026-04-17 00:31:22
● 2026-05-11 00:54:36

●NSns3.dn-s.nl2026-04-17 → 2026-05-11 · 3 obs

○ 2019-03-16 15:35:42
● 2026-04-17 00:31:22
● 2026-05-11 00:54:36

●NSns4.dn-s.nl2026-04-17 → 2026-05-11 · 3 obs

○ 2019-03-16 15:35:42
● 2026-04-17 00:31:22
● 2026-05-11 00:54:36

●MXmail.hetfietscollege.nl2019-03-16 → 2026-05-11 · 2 obs

● 2019-03-16 15:35:42
● 2026-05-11 00:54:36

○A141.255.181.552019-03-16 → 2019-03-16 · 3 obs

● 2019-03-16 15:35:42
○ 2026-04-17 00:31:22
○ 2026-05-11 00:54:36

●A84.247.12.1862026-04-17 → 2026-05-11 · 3 obs

○ 2019-03-16 15:35:42
● 2026-04-17 00:31:22
● 2026-05-11 00:54:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns4.dns.nl, ns1.dns.nl	-
hetfietscollege.nl	ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl	-

✅ Authoritative Response

Server:185.104.28.19

NS records: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 945ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`84.247.12.186`
NS	4	`ns1.dn-s.nl, ns4.dn-s.nl...`
MX	1	`mail.hetfietscollege.nl (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`ns1.dn-s.nl hostmaster.hetfietscollege.n`

Analysis

Hierarchy

The parent of mail.hetfietscollege.nl is hetfietscollege.nl.

IP Addresses

hetfietscollege.nl points to a single IP number: 84.247.12.186.

Other host names, for instance verstraten-tuin.nl, www.lolapalooza.nl, haagschesuites.nl, ornes.eu and mail.sanderbrouwer.com share IP numbers with hetfietscollege.nl.

Name Servers

hetfietscollege.nl is delegated to four name servers: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl.

hetfietscollege.nl shares name servers with other domains at least partially, for instance pma-show.com, zevim.dk, antjeenbillie.nl, winstcasino.com and honden.coach.

these name servers are often used with ns2.dn-s.be, ns3.dn-s.eu and ns4.dn-s.org.

Host names with two IP numbers:

ns1.dn-s.nl resolves to 2a06:2ec0:1::10 and 185.104.28.19.

ns2.dn-s.nl resolves to 2a03:b0c0:3:d0::116:2001 and 46.101.179.64.

ns3.dn-s.nl resolves to 2a03:b0c0:2:d0::57:1001 and 178.62.208.8.

ns4.dn-s.nl resolves to 2a06:2ec0:1:a::d53 and 185.220.172.14.

Mail Servers

The mail server for hetfietscollege.nl is mail.hetfietscollege.nl.

Host name mail.hetfietscollege.nl resolves to IP 84.247.12.186.

hetfietscollege.nl - robtex.com