zbckursuscenter.dk
Last scanned: 2026-08-26 18:02:54  ·  463ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   50ms
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   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.254.168.52 86400s cphbusiness.dk
ek.dk
keanet.dk
kompetence.kea.dk
redirect.efif.dk		 AS51073 Aarhus Business College 195.254.168.0/23 🇩🇰 Denmark Højbjerg
📧 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)
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2010071901
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
50ms
A
45ms
MX
45ms
AAAA
38ms
TXT
152ms
CAA
43ms
HTTPS
35ms
TLSA
36ms
SOA
0ms
MTA-STS
49ms
DNSSEC
113ms
SRV
49ms
Total
463ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 18:02:54 463ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-24 18:19:25 4476ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-20 14:04:41 10488ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-19 06:35:27 19575ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-12 13:55:45 10106ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-09 23:29:44 6586ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-08 20:51:31 10651ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-06 09:17:00 7306ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-27 03:15:58 2433ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-25 02:48:05 6447ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-24 01:29:24 8484ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-21 21:37:08 2482ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-16 13:01:33 8633ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-10 13:03:17 8548ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-07 02:39:01 535ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-04 19:30:25 4631ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-30 08:25:47 454ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 06:50:54 591ms 3 NS 1 A 0 MX ⚠️ Bogus View
2026-06-20 12:00:27 869ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-17 11:52:32 2678ms 3 NS 1 A 0 MX 🔒 Secure View
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