biancastern.dk
Last scanned: 2026-09-02 12:33:32  ·  596ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
🌍 A Records1 records   55ms
📧 MX Records1 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 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)
🔐 DNSSEC90ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090101
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
47ms
A
55ms
MX
61ms
AAAA
58ms
TXT
161ms
CAA
47ms
HTTPS
58ms
TLSA
83ms
SOA
0ms
MTA-STS
88ms
DNSSEC
90ms
SRV
75ms
Total
596ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 12:33:32 596ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 22:55:12 562ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-30 17:02:51 32498ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-01 21:58:40 429ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 17:42:04 1075ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 19:30:14 567ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 14:28:32 460ms 2 NS 1 A 0 MX 🔒 Secure View
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