subsurfaceexpertise.dk
📜 Historical scan 2026-06-20 17:31:21  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   81ms
🌍 A Records1 records   40ms
📧 MX Records4 records   73ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover46.30.215.87
🔶 Autoconfig46.30.215.87
🔷 AAAA Records (IPv6)1 records   72ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   194ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (subsurfaceexpertise.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.subsurfaceexpertise.dk)
p=reject v=DMARC1; p=reject
📬 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 / DANE4 records   69ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
🔐 DNSSEC76ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'subsurfaceexpertise.dk/A/IN': 127.0.0.1#53
🏷️ SOA34ms
FieldValue
Serial2026060802
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
81ms
A
40ms
MX
73ms
AAAA
72ms
TXT
194ms
CAA
38ms
HTTPS
73ms
TLSA
69ms
SOA
34ms
MTA-STS
37ms
DNSSEC
76ms
SRV
80ms
Total
602ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-09 06:15:51 2943ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-07 21:03:15 6912ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-05 23:32:26 4912ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 10:30:51 653ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-23 21:59:20 786ms 2 NS 1 A 4 MX ⚠️ Bogus View
2026-06-20 17:31:21 602ms 2 NS 1 A 4 MX ⚠️ Bogus View
2026-06-17 13:44:02 2528ms 2 NS 1 A 4 MX 🔒 Secure View
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