computermester.dk
📜 Historical scan 2026-06-16 22:17:31  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   187ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk
ns2.dandomain.dk
🌍 A Records1 records   150ms
📧 MX Records2 records   193ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   285ms
TXT Record
v=spf1 include:spf.dandomain.dk -all
✉️ SPF
PolicyRecord (computermester.dk)
-all (hard fail) v=spf1 include:spf.dandomain.dk -all
📨 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)
🔐 DNSSEC316ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA166ms
FieldValue
Serial2025102101
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
187ms
A
150ms
MX
193ms
AAAA
143ms
TXT
285ms
CAA
158ms
HTTPS
179ms
TLSA
210ms
SOA
166ms
MTA-STS
181ms
DNSSEC
316ms
SRV
0ms
Total
1593ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 19:57:28 2455ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-01 21:05:09 16801ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-31 14:29:59 16896ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-19 00:32:18 807ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:38:52 36190ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 22:17:31 1593ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:00:38 544ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:00:14 514ms 2 NS 1 A 2 MX 🔒 Secure View
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