hjerteredder.dk DNS records

🖥️ Nameservers2 records 48ms

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 Records2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
141.193.213.20	3600s	—	AS209242	Cloudflare London, LLC	141.193.213.0/24	🇺🇸 United States	—
141.193.213.21	3600s	—	AS209242	Cloudflare London, LLC	141.193.213.0/24	🇺🇸 United States	—

📧 MX Records4 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-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 Records1 records 167ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (hjerteredder.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.hjerteredder.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:649a898591c65@dmarc.centerasecurity.com;

📬 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 75ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC82ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032401
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

48ms

A

44ms

MX

50ms

AAAA

33ms

TXT

167ms

CAA

43ms

HTTPS

58ms

TLSA

75ms

SOA

0ms

MTA-STS

58ms

DNSSEC

82ms

SRV

66ms

Total

753ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 16:50:21	753ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-08-23 03:03:16	5421ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-07-01 00:45:31	745ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-27 21:16:29	1855ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-21 23:31:06	1174ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 12:26:39	542ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-20 06:55:40	623ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-17 13:06:27	2865ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-17 12:30:29	236ms	0 NS 0 A 0 MX	❓ Unknown	View