3u-75.dk
Last scanned: 2026-08-11 15:46:12  ·  1798ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   241ms
NameserverIP addressesPTRASN / ISP
ns1.azehosting.net 2a01:4f8:13b:3146::1
94.130.138.185		 —
ns1.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.azehosting.net 2a01:4f8:c17:5f0a::2
88.99.15.5		 ns2.azehosting.net
ns2.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   278ms
IPTTLPTRASNISP / OrgCIDRCountryCity
168.119.144.139 3600s cp02.azehosting.net AS24940 Hetzner Online GmbH 168.119.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   292ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s 3u-75.dk 168.119.144.139
2a01:4f8:2b02:59b::2		 cp02.azehosting.net
cp02.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)1 records   306ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:2b02:59b::2 3600s cp02.azehosting.net AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Falkenstein
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   649ms
TXT Record
v=spf1 ip4:168.119.144.139 include:spf.azehosting.net +a +mx ~all
✉️ SPF
PolicyRecord (3u-75.dk)
~all (soft fail) v=spf1 ip4:168.119.144.139 include:spf.azehosting.net +a +mx ~all
📨 DMARC
PolicyRecord (_dmarc.3u-75.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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.3u-75.dk xnDvhY7JmdgG2VyQIZB2-L8PkdPd78fz7Yg84UzxnJ0
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC415ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026081003
Primary NS (MNAME)ns1.azehosting.net
Responsible (RNAME)server-admin@azehosting.net
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
241ms
A
278ms
MX
292ms
AAAA
306ms
TXT
649ms
CAA
322ms
HTTPS
279ms
TLSA
167ms
SOA
0ms
MTA-STS
345ms
DNSSEC
415ms
SRV
332ms
Total
1798ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-11 15:46:12 1798ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-03 14:24:18 6603ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-28 10:18:44 861ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 12:57:53 1374ms 2 NS 1 A 1 MX 🔓 Insecure View
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