vhfkurser.dk DNS records

🖥️ Nameservers2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
fiona.ns.cloudflare.com	108.162.192.157 172.64.32.157 173.245.58.157 2606:4700:50::adf5:3a9d 2803:f800:50::6ca2:c09d 2a06:98c1:50::ac40:209d	fiona.ns.cloudflare.com fiona.ns.cloudflare.com fiona.ns.cloudflare.com fiona.ns.cloudflare.com fiona.ns.cloudflare.com fiona.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
matt.ns.cloudflare.com	108.162.193.131 172.64.33.131 173.245.59.131 2606:4700:58::adf5:3b83 2803:f800:50::6ca2:c183 2a06:98c1:50::ac40:2183	matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com matt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.96.92	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.176.70	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.96.92
🔶 Autoconfig	104.21.96.92

🔷 AAAA Records (IPv6)2 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:605c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b046	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 41ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.96.92,172.67.176.70 ech=AEX+DQBBcwAgACCn/m3LD6MOliaQPm+jB7t8exP6qD3dVyt6ZDX1MabXdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:605c,2606:4700:3037::ac43:b046

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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 / DANE4 records 90ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…

🔐 DNSSEC88ms

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	2411961662
Primary NS (MNAME)	fiona.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

39ms

A

48ms

MX

62ms

AAAA

52ms

TXT

232ms

CAA

44ms

HTTPS

41ms

TLSA

90ms

SOA

0ms

MTA-STS

83ms

DNSSEC

88ms

SRV

72ms

Total

873ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 05:49:50	873ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-24 21:18:53	24959ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-16 02:11:52	12209ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-15 02:21:43	1376ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-21 16:02:08	718ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-21 09:41:49	994ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 10:44:58	953ms	2 NS 2 A 4 MX	🔓 Insecure	View