flemmingfriis.dk
Last scanned: 2026-08-28 07:26:58  ·  508ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
🌍 A Records1 records   43ms
📧 MX Records1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   33ms
🔐 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)
🔐 DNSSEC74ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
43ms
MX
37ms
AAAA
33ms
TXT
184ms
CAA
37ms
HTTPS
49ms
TLSA
49ms
SOA
0ms
MTA-STS
69ms
DNSSEC
74ms
SRV
55ms
Total
508ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 07:26:58 508ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-21 16:59:11 8145ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-16 21:55:51 727ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-29 03:16:50 563ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 23:42:23 760ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 07:20:15 4569ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:03:18 621ms 2 NS 1 A 0 MX 🔒 Secure View
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