piu-sekretariatet.dk
Last scanned: 2026-08-30 18:55:43  ·  1353ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   89ms
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 Records1 records   121ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.251.4.114 3600s — AS48854 team.blue Denmark A/S 178.251.0.0/21 🇩🇰 Denmark —
📧 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   298ms
TXT Record
Handelsskolen Silkeborg
✉️ 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)
🔐 DNSSEC282ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2012012408
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
89ms
A
121ms
MX
117ms
AAAA
110ms
TXT
298ms
CAA
138ms
HTTPS
140ms
TLSA
183ms
SOA
0ms
MTA-STS
175ms
DNSSEC
282ms
SRV
139ms
Total
1353ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 18:55:43 1353ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-27 03:28:59 501ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-26 12:33:25 590ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-25 02:13:41 3701ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-19 07:24:31 5172ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-18 04:29:35 3443ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-13 10:54:34 2697ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-10 14:28:24 1710ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-09 12:30:46 4607ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-06 22:25:16 2441ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-03 02:18:06 561ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-27 04:15:20 2525ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-24 02:23:19 10123ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-22 00:32:16 2251ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-16 16:47:45 9564ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-11 12:32:53 2798ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-08 21:59:14 8818ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-04 23:07:21 709ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-29 02:02:31 839ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 00:45:01 595ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-21 04:00:51 973ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-18 07:56:49 846ms 3 NS 1 A 0 MX 🔒 Secure View
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