`mail.mitsn.nl`

DNSSEC	⚠️ Not signed
A	2a01:4f8:261:155f::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`cp02.mitsn.nl`
A	142.132.143.97^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}

`mitsn.nl`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3033::ac43:bf16^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4c48^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.76.72^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.191.22^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jade.ns.cloudflare.com` ⭐
NS	`sean.ns.cloudflare.com`
MX	`mitsn-nl.mail.protection.outlook.com` ⭐
TXT	`mandrill_verify.48Vz7pgO5N36MPy88sXWQg`
TXT	`v=spf1 ip4:142.132.210.230 ip4:142.132.143.97 include:spf.protection.outlook....`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.76.72, 172.67.191.22
		IPv6 hints	2606:4700:3033::ac43:bf16, 2606:4700:3037::6815:4c48
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOA	`jade.ns.cloudflare.com`dns@cloudflare.com serial=2401649428

MX for

betsimpel.nl

cp01.mitsn.nl

Previously MX for

mitsn.nl

Same first word

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DNS History

4 records (2 active, 2 former)

●A142.132.143.972026-04-01 → 2026-04-23 · 3 obs

○ 2016-09-17 21:40:18
● 2026-04-01 18:14:18
● 2026-04-23 19:10:30

○A142.132.210.2302026-04-01 → 2026-04-23 · 2 obs

○ 2026-04-01 18:14:18
○ 2026-04-23 19:10:30

○A185.10.51.912016-07-17 → 2016-09-17 · 4 obs

● 2016-07-17 21:36:02
● 2016-09-17 21:40:18
○ 2026-04-01 18:14:18
○ 2026-04-23 19:10:30

●A2a01:4f8:261:155f::12026-04-01 → 2026-04-23 · 3 obs

○ 2016-09-17 21:40:18
● 2026-04-01 18:14:18
● 2026-04-23 19:10:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
mitsn.nl	jade.ns.cloudflare.com, sean.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.167

NS records: jade.ns.cloudflare.com, sean.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 279ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.132.143.97`
AAAA	1	`2a01:4f8:261:155f::1`

Analysis

Mail Server Role

mail.mitsn.nl serves as the mail server for betsimpel.nl and cp01.mitsn.nl.

IP Addresses

Two IP numbers are pointed to by mail.mitsn.nl: 2a01:4f8:261:155f::1 and 142.132.143.97.

mail.mitsn.nl - robtex.com

mail.mitsn.nl

mitsn.nl