arbejdssky.dk
Last scanned: 2026-08-26 13:22:15  ·  460ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   37ms
🌍 A Records1 records   48ms
📧 MX Records1 records   36ms
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)
🔐 DNSSEC86ms
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
37ms
A
48ms
MX
36ms
AAAA
46ms
TXT
159ms
CAA
41ms
HTTPS
42ms
TLSA
36ms
SOA
0ms
MTA-STS
59ms
DNSSEC
86ms
SRV
74ms
Total
460ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 13:22:15 460ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-10 22:18:04 1303ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-23 22:14:48 16695ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-21 14:12:53 4507ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 17:15:12 608ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 13:35:20 2563ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 05:54:43 1632ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 12:25:12 960ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 19:27:51 452ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 13:38:25 458ms 2 NS 1 A 0 MX 🔒 Secure View
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