frbleasing.dk
📜 Historical scan 2026-07-02 12:38:32  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   407ms
🌍 A Records1 records   406ms
📧 MX Records1 records   411ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   405ms
🔐 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)
🔐 DNSSEC1303ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA431ms
FieldValue
Serial2026062301
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
407ms
A
406ms
MX
411ms
AAAA
405ms
TXT
534ms
CAA
417ms
HTTPS
426ms
TLSA
76ms
SOA
431ms
MTA-STS
45ms
DNSSEC
1303ms
SRV
419ms
Total
1693ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 07:53:09 609ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-24 19:55:55 600ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 10:37:43 1416ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-24 04:19:20 619ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 12:38:32 1693ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 18:11:37 615ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 04:24:21 963ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 23:09:32 1180ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 09:18:05 1099ms 2 NS 1 A 0 MX 🔒 Secure View
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