4dk.dk
Last scanned: 2026-07-01 23:56:37  ·  627ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
NameserverIP addressesPTRASN / ISP
ns.domainteam.dk 87.238.248.151 ns.domainteam.dk AS198614 RockyNordic ApS
ns2.domainteam.dk 185.200.74.103 ns2.domainteam.dk AS198614 RockyNordic ApS
🌍 A Records1 records   89ms
IPTTLPTRASNISP / OrgCIDRCountryCity
66.97.192.218 60s — AS207355 Ka-net 66.97.192.0/19 🇩🇰 Denmark Kalundborg
📧 MX Records1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 60s azero4mps.azero.cloud 87.238.253.102 azero4mps.azero.cloud AS198614 RockyNordic ApS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   240ms
TXT Record
v=spf1 include:spf-a.azero.cloud -all
✉️ SPF
PolicyRecord (4dk.dk)
-all (hard fail) v=spf1 include:spf-a.azero.cloud -all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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)
🔐 DNSSEC108ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA37ms
FieldValue
Serial2023083001
Primary NS (MNAME)ns.domainteam.dk
Responsible (RNAME)hostmaster@domainteam.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
89ms
MX
39ms
AAAA
48ms
TXT
240ms
CAA
45ms
HTTPS
51ms
TLSA
107ms
SOA
37ms
MTA-STS
58ms
DNSSEC
108ms
SRV
74ms
Total
627ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-01 23:56:37 627ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 13:14:24 621ms 2 NS 1 A 1 MX 🔓 Insecure View
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