hjerteguiden.dk

Records from scan: 2026-10-01 06:46:25 · 887ms total · last checked 2026-10-16 04:57 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hjerteguiden.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 94ms

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 Records#

1 records 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.221.133.10	43200s	—	—	—	—	🇩🇰 Denmark	—

📧 MX Records#

1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 258ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.hjerteguiden.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

🧩 Web & zone#

checked 2026-10-11 17:51:10

www	83.221.133.10 (address records, no CNAME)
www vs bare domain	Same network hjerteguiden.dk: 83.221.133.10 www.hjerteguiden.dk: 83.221.133.10
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

182ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2026093001
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

94ms

83ms

85ms

AAAA

55ms

TXT

258ms

CAA

78ms

HTTPS

69ms

TLSA

260ms

SOA

56ms

MTA-STS

106ms

DNSSEC

182ms

SRV

119ms

Total

887ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 06:46:25 shown	887ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 05:00:09	608ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 14:08:05	1084ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 15:52:33	748ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 05:04:35	782ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 07:55:35	842ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-19 02:14:50	3454ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 12:38:33	315ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 12:33:43	2810ms	2 NS 1 A 4 MX	🔒 Secure