duced-iua.dk
Last scanned: 2026-08-29 09:58:21  ·  349ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   24ms
NameserverIP addressesPTRASN / ISP
ns1.cbs.dk 130.226.47.250 ns1.cbs.dk AS1835 IDDQD-AS
ns2.cbs.dk 130.226.47.251 ns2.cbs.dk AS1835 IDDQD-AS
🌍 A Records
🌍
No A records found
📧 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   70ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (duced-iua.dk)
-all (hard fail) v=spf1 -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)
🔐 DNSSEC90ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2017113207
Primary NS (MNAME)ns1.cbs.dk
Responsible (RNAME)DNS@cbs.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
24ms
A
29ms
MX
25ms
AAAA
27ms
TXT
70ms
CAA
29ms
HTTPS
29ms
TLSA
13ms
SOA
0ms
MTA-STS
34ms
DNSSEC
90ms
SRV
30ms
Total
349ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 09:58:21 349ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-27 00:53:36 354ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-19 20:35:56 3536ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-16 00:38:37 11233ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-12 20:07:56 1281ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-10 14:14:24 3914ms 2 NS 0 A 0 MX 🔒 Secure View
2026-08-01 22:48:56 497ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-24 08:40:56 483ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-20 20:44:22 2597ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-18 02:33:22 2817ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-14 19:42:44 709ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-07 02:03:50 8877ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-05 20:48:58 579ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-04 19:06:15 3115ms 2 NS 0 A 0 MX 🔒 Secure View
2026-07-03 13:37:39 329ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-28 02:55:41 308ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-25 00:25:20 413ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-24 19:17:39 391ms 2 NS 0 A 0 MX ⚠️ Bogus View
2026-06-19 09:08:47 677ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-17 04:55:37 451ms 2 NS 0 A 0 MX ⚠️ Bogus View
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