zbc-kursuscenter.dk
Last scanned: 2026-08-30 04:07:46  ·  1224ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   70ms
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   91ms
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)
🔐 DNSSEC269ms
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
70ms
A
91ms
MX
81ms
AAAA
109ms
TXT
279ms
CAA
124ms
HTTPS
71ms
TLSA
118ms
SOA
0ms
MTA-STS
111ms
DNSSEC
269ms
SRV
107ms
Total
1224ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 04:07:46 1224ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-26 17:00:18 386ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-24 20:37:50 3435ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-23 20:20:32 8551ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-18 18:27:22 2945ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-12 20:34:47 4586ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-09 19:31:28 4614ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-06 21:54:21 626ms 3 NS 1 A 0 MX 🔒 Secure View
2026-08-02 20:52:07 3195ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-27 14:28:37 10147ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-24 12:44:49 2118ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-21 07:10:41 3212ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-17 17:27:39 8690ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-10 04:27:19 509ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-09 02:59:52 1012ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-04 13:36:22 7099ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-29 02:26:20 462ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-27 01:28:14 1427ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 07:35:33 1135ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-22 21:06:07 1176ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 07:24:49 824ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-17 11:44:58 4472ms 3 NS 1 A 0 MX 🔒 Secure View
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