zbckursuscentret.dk
Last scanned: 2026-08-31 03:40:20  ·  3739ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   195ms
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   244ms
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 Aarhus
📧 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)
🔐 DNSSEC500ms
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
195ms
A
244ms
MX
238ms
AAAA
252ms
TXT
514ms
CAA
213ms
HTTPS
322ms
TLSA
87ms
SOA
0ms
MTA-STS
383ms
DNSSEC
500ms
SRV
312ms
Total
3739ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 03:40:20 3739ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-26 12:07:34 418ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-24 17:32:20 2636ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-19 09:45:35 4636ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-18 09:44:19 3433ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-13 19:00:46 2115ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-10 16:35:05 2106ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-07 15:43:11 6084ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-26 15:53:07 15985ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-24 14:56:36 8386ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-21 19:24:11 4761ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-16 23:36:43 7721ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-09 23:25:33 3016ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-07 03:37:19 604ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-05 00:00:41 1009ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-02 11:12:03 3121ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 03:19:47 1661ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-21 10:59:45 995ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-19 10:19:37 4678ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-17 11:49:24 10472ms 0 NS 0 A 0 MX ⚠️ Bogus View
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