learnmark-horsens.dk
Last scanned: 2026-08-31 12:51:06  ·  345ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   31ms
NameserverIP addressesPTRASN / ISP
ns.efif.dk 195.254.168.23 ns.efif.dk AS51073 Aarhus Business College
ns2.efif.dk 195.254.168.12 ns2.efif.dk AS51073 Aarhus Business College
ns3.efif.dk 20.23.170.35 — AS8075 Microsoft Corporation
🌍 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 Records
📝
No TXT records found
✉️ 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)
🔐 DNSSEC98ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2010071897
Primary NS (MNAME)ns.efif.dk
Responsible (RNAME)dns-zc@efif.dk
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
31ms
A
26ms
MX
29ms
AAAA
34ms
TXT
110ms
CAA
20ms
HTTPS
25ms
TLSA
14ms
SOA
0ms
MTA-STS
39ms
DNSSEC
98ms
SRV
36ms
Total
345ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 12:51:06 345ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-27 05:52:31 517ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-26 12:21:15 367ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-24 19:34:10 9896ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-19 06:42:12 4035ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-17 15:55:21 4650ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-13 02:16:46 567ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-09 17:15:29 4555ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-07 19:01:50 3531ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-06 14:24:28 1973ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-28 01:05:01 6742ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-23 21:47:08 2083ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-21 19:08:42 8487ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-16 12:40:04 2274ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-13 01:12:26 752ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-09 03:48:58 817ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-04 19:49:46 493ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-01 08:50:36 477ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-25 06:35:46 449ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-23 16:10:05 1000ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 12:26:05 443ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-20 12:00:40 974ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-18 08:21:28 693ms 3 NS 0 A 0 MX 🔒 Secure View
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