hardbit.dk
Last scanned: 2026-08-10 12:39:55  ·  2106ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   235ms
🌍 A Records1 records   262ms
📧 MX Records1 records   275ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover50.112.19.50
🔶 Autoconfig50.112.19.50
🔷 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)
🔐 DNSSEC421ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081001
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
235ms
A
262ms
MX
275ms
AAAA
248ms
TXT
544ms
CAA
250ms
HTTPS
253ms
TLSA
149ms
SOA
0ms
MTA-STS
346ms
DNSSEC
421ms
SRV
285ms
Total
2106ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-10 12:39:55 2106ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 23:37:02 2561ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 19:55:18 910ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 11:04:54 868ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 02:12:15 500ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:07:02 1083ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 11:05:11 678ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:56:09 948ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 10:54:00 658ms 2 NS 1 A 0 MX 🔒 Secure View
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