disk4u.dk
Last scanned: 2026-08-28 10:42:18  ·  672ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
NameserverIP addressesPTRASN / ISP
ns3.nordicway.dk 2a01:4f8:c2c:d3c0::1
78.47.45.64		 ns3.nordicway.dk
ns3.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns4.nordicway.dk 2a01:4f8:c010:24a2::1
78.47.56.84		 ns4.nordicway.dk
ns4.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.104.43.137 3600s 87.104.43.137.static.fibianet.dk AS44869 FIBIA P/S 87.104.0.0/18 🇩🇰 Denmark Albertslund
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.disk4u.dk 46.4.121.70 cp07.nordicway.dk AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   244ms
TXT Record
v=spf1 +a +mx +ip4:46.4.121.70 include:relay.mailchannels.net ~all
✉️ SPF
PolicyRecord (disk4u.dk)
~all (soft fail) v=spf1 +a +mx +ip4:46.4.121.70 include:relay.mailchannels.net ~all
📨 DMARC
PolicyRecord (_dmarc.disk4u.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
📬 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
TXT _acme-challenge.disk4u.dk RTnx0vJzkzLX9KfQbCGbRHRPq6XAFyA8zTbylqkIOKY
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC114ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026082703
Primary NS (MNAME)ns3.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
45ms
MX
43ms
AAAA
45ms
TXT
244ms
CAA
39ms
HTTPS
39ms
TLSA
126ms
SOA
0ms
MTA-STS
80ms
DNSSEC
114ms
SRV
74ms
Total
672ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 10:42:18 672ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-27 10:33:42 2572ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-29 13:58:47 1022ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 03:24:49 668ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 03:20:07 508ms 2 NS 1 A 1 MX ❓ Unknown View
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