heartbeatsstudio.dk DNS records

🖥️ Nameservers2 records 79ms

Nameserver	IP addresses	PTR	ASN / ISP
a.portsdns.se	2607:f740:e009::1 45.54.35.101	a.portsdns.se a.portsdns.se	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
b.portsdns.net	2a00:11c0:3d::1 94.16.23.1	b.portsdns.net b.portsdns.net	AS42354 Anexia Cloud Solutions GmbH AS42354 Anexia Cloud Solutions GmbH

🌍 A Records1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.208.36.98	—	188.208.36.98.static.hosted.by.combell-ops.net	AS34762	Combell NV	188.208.36.0/23	🇧🇪 Belgium	—

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	heartbeatsstudio-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::4 2a01:111:f403:ca09::b 52.101.68.12 52.101.73.26 52.101.73.30 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)1 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:1c98:1000:1261:0:3:60db:721d	—	—	AS34762	Combell NV	2a00:1c98:0:0:0:0:0:0/32	🇧🇪 Belgium	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 244ms

TXT Record
google-site-verification=305lCMyM85K6oSuSJFZW5IQ_th-oq2-ODBNhYWuhYe4
google-site-verification=v3Hl6ZEny5kGxc3FTVkna8y-tnl78hZNdJLW7SHs_1M
MS=ms66963225
v=spf1 include:_spf36190.spf-protect.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (heartbeatsstudio.dk)
-all (hard fail)	v=spf1 include:_spf36190.spf-protect.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.heartbeatsstudio.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:65250275ea9c3@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 / DANE

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

🔐 DNSSEC147ms

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

🏷️ SOA57ms

Field	Value
Serial	2026022700
Primary NS (MNAME)	a.portsdns.se
Responsible (RNAME)	registry@ports.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	28800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

79ms

A

58ms

MX

51ms

AAAA

59ms

TXT

244ms

CAA

56ms

HTTPS

57ms

TLSA

485ms

SOA

57ms

MTA-STS

104ms

DNSSEC

147ms

SRV

0ms

Total

1459ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 05:23:47	876ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 15:37:37	1158ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 00:02:28	1875ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 10:44:49	1173ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 06:40:37	949ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 11:08:30	1242ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 10:53:25	1459ms	2 NS 1 A 1 MX	🔓 Insecure	View