zbckursuscenteret.dk
Last scanned: 2026-08-31 02:06:24  ·  475ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   36ms
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   39ms
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)
🔐 DNSSEC136ms
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
36ms
A
39ms
MX
39ms
AAAA
39ms
TXT
151ms
CAA
36ms
HTTPS
37ms
TLSA
42ms
SOA
0ms
MTA-STS
47ms
DNSSEC
136ms
SRV
68ms
Total
475ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 02:06:24 475ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-27 01:42:06 419ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-24 18:02:25 10395ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-19 14:10:53 4724ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-18 14:09:28 8645ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-12 11:29:38 997ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-10 17:07:40 2461ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-07 22:12:37 549ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-04 03:40:28 6172ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-26 22:08:43 9433ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-24 21:02:11 2229ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-21 17:47:01 2101ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-16 20:12:23 16518ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-11 15:43:22 909ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-09 05:55:48 1511ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-04 11:18:04 3446ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-28 18:52:30 399ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-23 22:04:16 561ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-20 21:29:54 1098ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-17 11:54:37 714ms 3 NS 1 A 0 MX 🔒 Secure View
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