heartleap.dk DNS records

🖥️ Nameservers2 records 184ms

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 151ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.150.1.1	600s	—	AS16509	Amazon.com, Inc.	216.150.1.0/24	🇺🇸 United States	—

📧 MX Records1 records 179ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	heartleap-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 2a01:111:f403:ca09::9 2a01:111:f403:ca09::f 52.101.68.12 52.101.68.39 52.101.68.8 52.101.73.15	mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records5 records 864ms

TXT Record
brevo-code:3cb810f47fa20ea04bea1925d5801e70
google-site-verification=4mlEcUCKRKyeHvzCXfJoNCPiGVFuak-Xl5AjheEvpDk
google-site-verification=5-FnUfMtd2fjZ5qcUKgdgvmLnksPbIi5wuMLSaLHq7w
MS=ms63960218
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.heartleap.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:operations@heartleap.dk,mailto:rua@dmarc.brevo.com; ruf=mailto:operations@heartleap.dk; sp=none; fo=1

📬 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)

🔐 DNSSEC690ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

184ms

A

151ms

MX

179ms

AAAA

228ms

TXT

864ms

CAA

275ms

HTTPS

366ms

TLSA

457ms

SOA

0ms

MTA-STS

584ms

DNSSEC

690ms

SRV

338ms

Total

3802ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 11:44:41	3802ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 18:22:36	9204ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 06:23:42	1065ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:06:45	1212ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:02:31	808ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:00:50	1211ms	2 NS 1 A 1 MX	🔒 Secure	View