lbmarathon.dk
Last scanned: 2026-08-19 23:54:36  ·  8999ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   68ms
🌍 A Records1 records   68ms
📧 MX Records1 records   74ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover86.52.63.19
🔶 Autoconfig86.52.63.19
🔷 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)
🔐 DNSSEC187ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081901
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
68ms
A
68ms
MX
74ms
AAAA
81ms
TXT
286ms
CAA
55ms
HTTPS
70ms
TLSA
96ms
SOA
0ms
MTA-STS
92ms
DNSSEC
187ms
SRV
135ms
Total
8999ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-19 23:54:36 8999ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-15 13:40:38 2077ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 07:53:14 4951ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-22 23:46:46 861ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 17:39:05 1250ms 2 NS 1 A 4 MX 🔒 Secure View
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