coursemakers.dk
📜 Historical scan 2026-06-30 22:39:38  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   36ms
NameserverIP addressesPTRASN / ISP
ns5.dkhotel.dk 195.189.131.3 ns5.dkhotel.dk AS62121 Christian Ebsen ApS
ns6.dkhotel.dk 95.85.45.86 droplet1.bitguardians.com AS14061 DigitalOcean, LLC
🌍 A Records1 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.189.131.11 86400s virakx.dkhotel.dk AS62121 Christian Ebsen ApS 195.189.130.0/23 🇩🇰 Denmark —
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 7200s mxf01.dkhotel.dk 195.189.131.35 mxf01.dkhotel.dk AS62121 Christian Ebsen ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.189.131.11
🔶 Autoconfig195.189.131.11
🔷 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)
🔐 DNSSEC67ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA30ms
FieldValue
Serial2021082105
Primary NS (MNAME)ns5.dkhotel.dk
Responsible (RNAME)postmaster@dkhotel.dk
Refresh3600s
Retry900s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
36ms
A
35ms
MX
43ms
AAAA
46ms
TXT
298ms
CAA
46ms
HTTPS
29ms
TLSA
78ms
SOA
30ms
MTA-STS
52ms
DNSSEC
67ms
SRV
88ms
Total
926ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 20:32:57 651ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-27 00:29:39 2095ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-25 17:03:40 699ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-30 22:39:38 926ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 18:45:17 1175ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 03:58:07 1176ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 22:36:08 582ms 2 NS 1 A 1 MX 🔓 Insecure View
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