heartasure.dk
Last scanned: 2026-08-25 20:06:26  ·  6820ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   184ms
NameserverIP addressesPTRASN / ISP
rossns.abbott.com 74.179.85.156 — AS8075 Microsoft Corporation
rossns2.abbott.com 20.64.178.77 — AS8075 Microsoft Corporation
🌍 A Records
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   1334ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (heartasure.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.heartasure.dk)
p=reject v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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)
🔐 DNSSEC230ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial21
Primary NS (MNAME)rossns.abbott.com
Responsible (RNAME)dnsdomainadminstrator@sjm.com
Refresh10800s
Retry3600s
Expire2592000s
Minimum (neg-cache TTL)60s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
184ms
A
193ms
MX
190ms
AAAA
181ms
TXT
1334ms
CAA
198ms
HTTPS
186ms
TLSA
320ms
SOA
0ms
MTA-STS
341ms
DNSSEC
230ms
SRV
356ms
Total
6820ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 20:06:26 6820ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-25 01:38:02 5639ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-21 06:58:25 4331ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-21 04:49:22 1176ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 11:07:42 2879ms 0 NS 0 A 0 MX 🔓 Insecure View
2026-06-17 11:07:33 1362ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-17 11:05:13 1981ms 2 NS 0 A 0 MX 🔓 Insecure View
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