hearts-science.dk
Last scanned: 2026-08-24 06:58:22  ·  1246ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   75ms
NameserverIP addressesPTRASN / ISP
pdns82.ultradns.biz 156.154.66.82
2610:a1:1015::76		 pdns82.ultradns.biz
pdns82.ultradns.biz		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
pdns82.ultradns.com 156.154.64.82
2001:502:f3ff::76		 pdns82.ultradns.com
pdns82.ultradns.com		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
pdns82.ultradns.net 156.154.65.82
2610:a1:1014::76		 pdns82.ultradns.net
pdns82.ultradns.net		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
pdns82.ultradns.org 156.154.67.82
2001:502:4612::76		 pdns82.ultradns.org
pdns82.ultradns.org		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records2 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
141.193.213.20 300s — AS209242 Cloudflare London, LLC 141.193.213.0/24 🇺🇸 United States —
141.193.213.21 300s — AS209242 Cloudflare London, LLC 141.193.213.0/24 🇺🇸 United States —
📧 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   617ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (hearts-science.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.hearts-science.dk)
p=reject v=DMARC1; p=reject; rua=mailto:rc7yjbis@ag.us.dmarcian.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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.hearts-science.dk ac.05f6d0d09bcc568541aca419aa2cc7a3.hearts-science.dk.validate-akdv.net
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC135ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2020011022
Primary NS (MNAME)pdns82.ultradns.com
Responsible (RNAME)hostmaster@omnicomgroup.com
Refresh7200s
Retry600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
75ms
A
48ms
MX
46ms
AAAA
54ms
TXT
617ms
CAA
75ms
HTTPS
66ms
TLSA
90ms
SOA
0ms
MTA-STS
112ms
DNSSEC
135ms
SRV
244ms
Total
1246ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 06:58:22 1246ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-08-23 05:40:18 5361ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-08-12 17:01:33 9985ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-08-05 23:54:37 1055ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-07-10 04:20:59 2728ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-07-07 06:54:07 1550ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-20 21:50:40 798ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 11:07:37 862ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 11:07:36 1219ms 4 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 10:59:52 2674ms 4 NS 2 A 0 MX 🔓 Insecure View
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