learningmuseum.dk
📜 Historical scan 2026-07-04 19:05:54  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   118ms
🌍 A Records2 records   2205ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.0.213 298s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.128.77 298s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   196ms
🔐 HTTPS Records1 records   522ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.0.213,172.67.128.77 ech=AEX+DQBBLAAgACDcDLWv8n09x9pdFpws3jNgsGUnibkbeOBXsGR0H5uTFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:d5,2606:4700:3035::ac43:804d
📝 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)
🔐 DNSSEC1234ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2408563926
Primary NS (MNAME)cartman.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
118ms
A
2205ms
MX
172ms
AAAA
196ms
TXT
1279ms
CAA
308ms
HTTPS
522ms
TLSA
678ms
SOA
0ms
MTA-STS
332ms
DNSSEC
1234ms
SRV
448ms
Total
10798ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 06:23:56 645ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-26 14:25:50 9683ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-04 19:05:54 10798ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-28 20:21:13 1170ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 13:13:33 660ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-21 23:52:22 740ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 05:14:03 1064ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 04:21:32 4602ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 20:40:23 914ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 05:52:41 839ms 4 NS 1 A 1 MX 🔓 Insecure View
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