tdkudvikling.dk
Last scanned: 2026-08-31 22:59:14  ·  6587ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   51ms
NameserverIP addressesPTRASN / ISP
ns1auth.tdu.dk 80.63.62.13 ns1auth.tdu.dk AS3292 TDC Holding A/S
ns2auth.tdu.dk 80.63.62.22 ns2auth.tdu.dk AS3292 TDC Holding A/S
🌍 A Records
🌍
No A records found
📧 MX Records2 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s allman.tdu.dk 80.63.62.8 — AS3292 TDC Holding A/S
5 3600s mail.tdu.dk — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   295ms
TXT Record
DNS admin: Kristen Nielsen, Teledanmark udvikling, krn@tdu.dk, tlf 66 66630735 - 40 466221
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC89ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2015030300
Primary NS (MNAME)ns1auth.tdu.dk
Responsible (RNAME)hostmaster@tdkudvikling.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
51ms
A
56ms
MX
43ms
AAAA
2040ms
TXT
295ms
CAA
2041ms
HTTPS
44ms
TLSA
260ms
SOA
0ms
MTA-STS
389ms
DNSSEC
89ms
SRV
598ms
Total
6587ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 22:59:14 6587ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-28 09:44:15 8967ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-20 18:37:13 6970ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-14 02:05:58 14739ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-12 00:31:17 15942ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-27 02:23:57 9382ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-21 14:39:17 2465ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-18 02:06:10 6717ms 2 NS 0 A 2 MX 🔓 Insecure View
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