emsighed.dk
Last scanned: 2026-08-30 10:07:06  ·  398ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
🌍 A Records1 records   21ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.221.196.240 600s AS51468 One.com A/S 91.221.196.0/23 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   22ms
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)
🔐 DNSSEC94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082901
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
32ms
A
21ms
MX
22ms
AAAA
27ms
TXT
99ms
CAA
22ms
HTTPS
30ms
TLSA
62ms
SOA
0ms
MTA-STS
33ms
DNSSEC
94ms
SRV
36ms
Total
398ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 10:07:06 398ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-28 00:17:14 570ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-04 14:09:24 1091ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-30 15:25:11 674ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 18:41:34 1178ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 07:29:23 550ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 07:20:10 851ms 2 NS 1 A 4 MX 🔒 Secure View
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