`dolfijnmail.nl`

DNSSEC	⚠️ Not signed
A	37.97.202.199^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
		PTR	`ns1.webhvdserver.nl`
NS	`ns1.webhvdserver.nl` ⭐
		A	37.97.202.199^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns1.webhvdserver.nl`
NS	`ns2.webhvdserver.nl`
		A	37.97.207.49^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns2.webhvdserver.nl`
MX	`mail.dolfijnmail.nl` ⭐
		A	37.97.202.199^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns1.webhvdserver.nl`
TXT	`v=spf1 a mx ip4:37.97.202.199 ~all`
SOA	`ns1.webhvdserver.nl`hostmaster@dolfijnmail.nl 2026-08-01 #1

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-08-04 10:30:02 +0000 (EPOCH 1785839402)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-08-04 #21

Subdomains

mail.dolfijnmail.nl

Same first word

dolfijnmail.nl

DNS History

7 records (4 active, 3 former)

●NSns1.webhvdserver.nl2015-05-25 → 2026-08-04 · 2 obs

● 2015-05-25 13:45:54
● 2026-08-04 10:58:22

●NSns2.webhvdserver.nl2015-05-25 → 2026-08-04 · 2 obs

● 2015-05-25 13:45:54
● 2026-08-04 10:58:22

●MXmail.dolfijnmail.nl2015-05-25 → 2026-08-04 · 6 obs

● 2015-05-25 13:45:54
● 2016-04-11 04:25:32
○ 2016-09-13 15:59:16
○ 2017-08-13 14:32:32
● 2026-08-04 07:03:50
● 2026-08-04 10:58:22

○MXmx1.spamproof.nl2016-09-13 → 2017-08-13 · 5 obs

○ 2016-04-11 04:25:32
● 2016-09-13 15:59:16
● 2017-08-13 14:32:32
○ 2026-08-04 07:03:50
○ 2026-08-04 10:58:22

○MXmx2.spamproof.nl2016-09-13 → 2017-08-13 · 5 obs

○ 2016-04-11 04:25:32
● 2016-09-13 15:59:16
● 2017-08-13 14:32:32
○ 2026-08-04 07:03:50
○ 2026-08-04 10:58:22

●A37.97.202.1992026-08-04 → 2026-08-04 · 3 obs

○ 2017-08-13 14:32:32
● 2026-08-04 07:03:50
● 2026-08-04 10:58:22

○A83.172.164.462015-05-25 → 2017-08-13 · 4 obs

● 2015-05-25 13:45:54
● 2017-08-13 14:32:32
○ 2026-08-04 07:03:50
○ 2026-08-04 10:58:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
dolfijnmail.nl	ns1.webhvdserver.nl, ns2.webhvdserver.nl	2 records

✅ Authoritative Response

Server:37.97.207.49

NS records: ns1.webhvdserver.nl, ns2.webhvdserver.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1069ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.97.202.199`
NS	2	`ns2.webhvdserver.nl, ns1.webhvdserver.nl`
MX	1	`mail.dolfijnmail.nl (pri: 10)`
TXT	1	`v=spf1 a mx ip4:37.97.202.199 ~all`
SOA	1	`ns1.webhvdserver.nl hostmaster.dolfijnma`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.webhvdserver.nl, ns2.webhvdserver.nl)

Analysis

Hierarchy

The domain mail.dolfijnmail.nl falls under the parent dolfijnmail.nl.

IP Addresses

dolfijnmail.nl has exactly one IP address — 37.97.202.199.

mail.webhvddns.nl, mail.ns1.webhvdserver.nl, mail.dolfijnmail.nl plus two other host names have IP numbers in common with dolfijnmail.nl.

Name Servers

dolfijnmail.nl uses two name servers for its delegation: ns1.webhvdserver.nl and ns2.webhvdserver.nl.

dolfijnmail.nl has a name server setup in common with webhvdserver.nl, webhvdvandijk.nl and ns1.webhvdserver.nl, to name a few.

At least some of dolfijnmail.nl's name servers are also used by other domains, among them webhvddns.nl.

These name servers tend to be deployed in combination with the name servers ns1.webhvddns.nl and ns2.webhvddns2.nl.

Each of ns1.webhvdserver.nl and ns2.webhvdserver.nl has one IP address: ns1.webhvdserver.nl uses 37.97.202.199 and ns2.webhvdserver.nl uses 37.97.207.49.

Mail Servers

dolfijnmail.nl uses one mail server — mail.dolfijnmail.nl.

mail.dolfijnmail.nl directs to just one IP number, 37.97.202.199.

dolfijnmail.nl - robtex.com

dolfijnmail.nl

nl