ostenfeld.dk
Last scanned: 2026-08-28 02:53:03  ·  669ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.62.224.77 43200s — AS14061 DigitalOcean, LLC 178.62.0.0/16 🇳🇱 The Netherlands Amsterdam
📧 MX Records2 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
5 600s mail.ostenfeld.dk 178.62.224.77 — AS14061 DigitalOcean, LLC
10 43200s mailin1.k-net.dk — — —
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover178.62.224.77
🔶 Autoconfig178.62.224.77
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   223ms
TXT Record
v=spf1 ip4:178.62.224.77 mx ~all
✉️ SPF
PolicyRecord (ostenfeld.dk)
~all (soft fail) v=spf1 ip4:178.62.224.77 mx ~all
📨 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)
🔐 DNSSEC97ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
52ms
MX
47ms
AAAA
67ms
TXT
223ms
CAA
75ms
HTTPS
60ms
TLSA
114ms
SOA
0ms
MTA-STS
79ms
DNSSEC
97ms
SRV
94ms
Total
669ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 02:53:03 669ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-26 19:14:17 1007ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-12 08:38:10 795ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-17 18:44:16 834ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-13 02:33:12 836ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 13:33:05 2400ms 2 NS 1 A 2 MX 🔒 Secure View
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