cmec.dk
📜 Historical scan 2026-06-24 21:45:35  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   45ms
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   163ms
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)
🔐 DNSSEC87ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA56ms
FieldValue
Serial2021030868
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
45ms
A
59ms
MX
52ms
AAAA
33ms
TXT
163ms
CAA
46ms
HTTPS
43ms
TLSA
23ms
SOA
56ms
MTA-STS
45ms
DNSSEC
87ms
SRV
130ms
Total
432ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 22:54:12 348ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-27 15:13:22 446ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-24 05:09:19 2849ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-21 21:45:07 673ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-16 06:14:15 11603ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-12 20:54:56 3842ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-07 16:49:39 2251ms 3 NS 0 A 0 MX 🔒 Secure View
2026-08-06 02:06:58 2842ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-29 13:53:23 6678ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-24 04:14:36 2443ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-22 01:03:00 8609ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-20 07:46:32 4504ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-19 01:32:26 1955ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-12 19:34:45 694ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-09 03:15:48 8612ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-04 16:07:12 5280ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-03 00:56:33 3086ms 3 NS 0 A 0 MX 🔒 Secure View
2026-07-01 18:49:34 533ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-25 23:13:44 456ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-25 18:59:49 1071ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-24 21:45:35 432ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-22 10:08:01 4576ms 3 NS 0 A 0 MX ⚠️ Bogus View
2026-06-20 12:25:12 512ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-19 19:07:41 638ms 3 NS 0 A 0 MX 🔒 Secure View
2026-06-19 09:35:19 1970ms 3 NS 0 A 0 MX 🔒 Secure View
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