matx.dk DNS records

🖥️ Nameservers2 records 176ms

Nameserver	IP addresses	PTR	ASN / ISP
rudy.ns.cloudflare.com	108.162.193.229 172.64.33.229 173.245.59.229 2606:4700:58::adf5:3be5 2803:f800:50::6ca2:c1e5 2a06:98c1:50::ac40:21e5	rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zoe.ns.cloudflare.com	108.162.192.149 172.64.32.149 173.245.58.149 2606:4700:50::adf5:3a95 2803:f800:50::6ca2:c095 2a06:98c1:50::ac40:2095	zoe.ns.cloudflare.com zoe.ns.cloudflare.com zoe.ns.cloudflare.com zoe.ns.cloudflare.com zoe.ns.cloudflare.com zoe.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 194ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.8.118	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.113	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 165ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mxext1.mailbox.org	2001:67c:2050:104:0:1:25:1 80.241.60.212	mx1.mailbox.org mx1.mailbox.org	AS199118 Heinlein-Support GmbH AS199118 Heinlein-Support GmbH
10	300s	mxext2.mailbox.org	2001:67c:2050:104:0:2:25:1 80.241.60.215	mx2.mailbox.org mx2.mailbox.org	AS199118 Heinlein-Support GmbH AS199118 Heinlein-Support GmbH
20	300s	mxext3.mailbox.org	2001:67c:2050:104:0:3:25:1 80.241.60.216	mx3.mailbox.org mx3.mailbox.org	AS199118 Heinlein-Support GmbH AS199118 Heinlein-Support GmbH

🔷 AAAA Records (IPv6)2 records 178ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:876	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:8271	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 202ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.118,172.67.130.113 ech=AEX+DQBB5gAgACCCLTNPUKchD35Lp9JpVQJcE7AcxMh3glCyn+p+bl+aaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:876,2606:4700:3033::ac43:8271

📝 TXT Records1 records 355ms

TXT Record
v=spf1 include:mailbox.org ~all

✉️ SPF

Policy	Record (matx.dk)
~all (soft fail)	v=spf1 include:mailbox.org ~all

📨 DMARC

Policy	Record (_dmarc.matx.dk)
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:anna@matx.dk
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:dp@matx.dk

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE9 records 421ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext1.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext3.mailbox.org	DANE-EE · SPKI · SHA-256	996AD31D65E03F038B8EC950F6F26611…

🔐 DNSSEC280ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2411479671
Primary NS (MNAME)	rudy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

176ms

A

194ms

MX

165ms

AAAA

178ms

TXT

355ms

CAA

146ms

HTTPS

202ms

TLSA

421ms

SOA

0ms

MTA-STS

209ms

DNSSEC

280ms

SRV

211ms

Total

2989ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-06 11:18:25	2989ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-05 03:59:49	2215ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 09:33:41	1199ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-22 07:18:22	1171ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 08:59:49	596ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-20 07:48:26	810ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-18 06:36:49	2635ms	2 NS 2 A 3 MX	🔓 Insecure	View