mediekursus.dk
Last scanned: 2026-09-03 21:53:57  ·  598ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   29ms
🌍 A Records2 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.18.215 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.183.98 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   26ms
🔐 HTTPS Records1 records   34ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.18.215,172.67.183.98 ech=AEX+DQBBlwAgACCtFqwRJUzoqdAUv75f2pNyS4oUoT4EB7sVsTUXlEeocQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b762,2606:4700:3035::6815:12d7
📝 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🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413894780
Primary NS (MNAME)amanda.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
29ms
A
43ms
MX
37ms
AAAA
26ms
TXT
165ms
CAA
51ms
HTTPS
34ms
TLSA
63ms
SOA
0ms
MTA-STS
52ms
DNSSEC
113ms
SRV
67ms
Total
598ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 21:53:57 598ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-04 13:01:49 4155ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-30 02:23:22 891ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-25 03:13:43 710ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-21 07:24:51 2610ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 04:26:03 974ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 00:09:20 1046ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 09:34:19 1061ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 11:27:21 3006ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:23:24 4112ms 4 NS 1 A 1 MX 🔓 Insecure View
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