headaudio.dk DNS records

🖥️ Nameservers2 records 243ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 229ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records4 records 249ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 417ms

TXT Record
google-site-verification=KnNkzwHIAtikbpZjlcUTPDNpNVWllic6ige9N2T8ReQ
klaviyo-site-verification=RCsA4h

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.headaudio.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 205ms

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…

🔐 DNSSEC396ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

243ms

A

229ms

MX

249ms

AAAA

246ms

TXT

417ms

CAA

227ms

HTTPS

247ms

TLSA

205ms

SOA

0ms

MTA-STS

284ms

DNSSEC

396ms

SRV

246ms

Total

1759ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 09:30:05	1759ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-17 01:26:17	876ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-09 03:08:23	1258ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 20:23:12	1912ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 01:46:32	1028ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:04:50	1067ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 11:03:38	1249ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 11:02:40	710ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 11:01:46	1119ms	2 NS 1 A 4 MX	🔒 Secure	View