vcak.dk
Last scanned: 2026-08-29 23:51:48  ·  992ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   111ms
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 Records1 records   280ms
TXT Record
Maskinmesterskolen Kbh
✉️ 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)
🔐 DNSSEC258ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2021030894
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
111ms
A
128ms
MX
84ms
AAAA
94ms
TXT
280ms
CAA
134ms
HTTPS
67ms
TLSA
58ms
SOA
0ms
MTA-STS
184ms
DNSSEC
258ms
SRV
128ms
Total
992ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 23:51:48 992ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-27 04:19:58 569ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-24 23:41:51 13418ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-19 03:20:42 498ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-15 01:34:36 4540ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-13 14:43:47 3316ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-10 12:34:00 2198ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-07 04:28:14 1927ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-03 11:54:09 8408ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-26 21:23:47 9426ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-24 20:04:30 2409ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-21 14:04:18 11323ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-16 20:56:43 4458ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-11 11:49:15 630ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-07 04:07:52 938ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-05 00:24:46 555ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-02 09:54:05 788ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-24 17:36:41 312ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-24 10:12:57 1156ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-24 02:00:56 783ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-21 01:51:46 731ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-18 03:47:17 4519ms 3 NS 0 A 0 MX 🔒 Secure View
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